diff --git a/htdocs/accountancy/customer/card.php b/htdocs/accountancy/customer/card.php
index 677bc627c80..ebe88712949 100644
--- a/htdocs/accountancy/customer/card.php
+++ b/htdocs/accountancy/customer/card.php
@@ -94,7 +94,7 @@ $facture_static = new Facture($db);
 $formaccounting = new FormAccounting($db);
 
 if (! empty($id)) {
-	$sql = "SELECT f.facnumber, f.rowid as facid, l.fk_product, l.description, l.price,";
+	$sql = "SELECT f.ref, f.rowid as facid, l.fk_product, l.description, l.price,";
 	$sql .= " l.qty, l.rowid, l.tva_tx, l.remise_percent, l.subprice, p.accountancy_code_sell as code_sell,";
 	$sql .= " l.fk_code_ventilation, aa.account_number, aa.label";
 	$sql .= " FROM " . MAIN_DB_PREFIX . "facturedet as l";
@@ -128,7 +128,7 @@ if (! empty($id)) {
 
 			// Ref facture
 			print '<tr><td>' . $langs->trans("Invoice") . '</td>';
-			$facture_static->ref = $objp->facnumber;
+			$facture_static->ref = $objp->ref;
 			$facture_static->id = $objp->facid;
 			print '<td>' . $facture_static->getNomUrl(1) . '</td>';
 			print '</tr>';
diff --git a/htdocs/accountancy/customer/lines.php b/htdocs/accountancy/customer/lines.php
index 7d8599b683c..06a1f11dcbc 100644
--- a/htdocs/accountancy/customer/lines.php
+++ b/htdocs/accountancy/customer/lines.php
@@ -64,7 +64,7 @@ $pageprev = $page - 1;
 $pagenext = $page + 1;
 $offset = $limit * $page;
 if (! $sortfield)
-	$sortfield = "f.datef, f.facnumber, fd.rowid";
+	$sortfield = "f.datef, f.ref, fd.rowid";
 if (! $sortorder) {
 	if ($conf->global->ACCOUNTING_LIST_SORT_VENTILATION_DONE > 0) {
 		$sortorder = "DESC";
@@ -167,7 +167,7 @@ print '<script type="text/javascript">
 /*
  * Customer Invoice lines
  */
-$sql = "SELECT f.rowid as facid, f.facnumber as ref, f.type, f.datef, f.ref_client,";
+$sql = "SELECT f.rowid as facid, f.ref as ref, f.type, f.datef, f.ref_client,";
 $sql.= " fd.rowid, fd.description, fd.product_type as line_type, fd.total_ht, fd.total_tva, fd.tva_tx, fd.vat_src_code, fd.total_ttc,";
 $sql.= " s.rowid as socid, s.nom as name, s.code_compta, s.code_client,";
 $sql.= " p.rowid as product_id, p.fk_product_type as product_type, p.ref as product_ref, p.label as product_label, p.accountancy_code_sell, aa.rowid as fk_compte, aa.account_number, aa.label as label_compte,";
@@ -195,7 +195,7 @@ if ($search_lineid) {
     $sql .= natural_search("fd.rowid", $search_lineid, 1);
 }
 if (strlen(trim($search_invoice))) {
-	$sql .= natural_search("f.facnumber", $search_invoice);
+	$sql .= natural_search("f.ref", $search_invoice);
 }
 if (strlen(trim($search_ref))) {
 	$sql .= natural_search("p.ref", $search_ref);
@@ -331,8 +331,8 @@ if ($result) {
 
 	print '<tr class="liste_titre">';
 	print_liste_field_titre("LineId", $_SERVER["PHP_SELF"], "fd.rowid", "", $param, '', $sortfield, $sortorder);
-	print_liste_field_titre("Invoice", $_SERVER["PHP_SELF"], "f.facnumber", "", $param, '', $sortfield, $sortorder);
-	print_liste_field_titre("Date", $_SERVER["PHP_SELF"], "f.datef, f.facnumber, fd.rowid", "", $param, 'align="center"', $sortfield, $sortorder);
+	print_liste_field_titre("Invoice", $_SERVER["PHP_SELF"], "f.ref", "", $param, '', $sortfield, $sortorder);
+	print_liste_field_titre("Date", $_SERVER["PHP_SELF"], "f.datef, f.ref, fd.rowid", "", $param, 'align="center"', $sortfield, $sortorder);
 	print_liste_field_titre("ProductRef", $_SERVER["PHP_SELF"], "p.ref", "", $param, '', $sortfield, $sortorder);
 	//print_liste_field_titre("ProductLabel", $_SERVER["PHP_SELF"], "p.label", "", $param, '', $sortfield, $sortorder);
 	print_liste_field_titre("Description", $_SERVER["PHP_SELF"], "fd.description", "", $param, '', $sortfield, $sortorder);
diff --git a/htdocs/accountancy/customer/list.php b/htdocs/accountancy/customer/list.php
index 74944b8f823..fdaeb606bb0 100644
--- a/htdocs/accountancy/customer/list.php
+++ b/htdocs/accountancy/customer/list.php
@@ -75,7 +75,7 @@ $offset = $limit * $page;
 $pageprev = $page - 1;
 $pagenext = $page + 1;
 if (! $sortfield)
-	$sortfield = "f.datef, f.facnumber, l.rowid";
+	$sortfield = "f.datef, f.ref, l.rowid";
 if (! $sortorder) {
 	if ($conf->global->ACCOUNTING_LIST_SORT_VENTILATION_TODO > 0) {
 		$sortorder = "DESC";
@@ -209,7 +209,7 @@ if (empty($chartaccountcode))
 }
 
 // Customer Invoice lines
-$sql = "SELECT f.rowid as facid, f.facnumber as ref, f.datef, f.type as ftype,";
+$sql = "SELECT f.rowid as facid, f.ref as ref, f.datef, f.type as ftype,";
 $sql.= " l.rowid, l.fk_product, l.description, l.total_ht, l.fk_code_ventilation, l.product_type as type_l, l.tva_tx as tva_tx_line, l.vat_src_code,";
 $sql.= " p.rowid as product_id, p.ref as product_ref, p.label as product_label, p.fk_product_type as type, p.accountancy_code_sell as code_sell, p.tva_tx as tva_tx_prod,";
 $sql.= " aa.rowid as aarowid,";
@@ -233,7 +233,7 @@ if ($search_lineid) {
     $sql .= natural_search("l.rowid", $search_lineid, 1);
 }
 if (strlen(trim($search_invoice))) {
-    $sql .= natural_search("f.facnumber", $search_invoice);
+    $sql .= natural_search("f.ref", $search_invoice);
 }
 if (strlen(trim($search_ref))) {
     $sql .= natural_search("p.ref", $search_ref);
@@ -399,8 +399,8 @@ if ($result) {
 
 	print '<tr class="liste_titre">';
 	print_liste_field_titre("LineId", $_SERVER["PHP_SELF"], "l.rowid", "", $param, '', $sortfield, $sortorder);
-	print_liste_field_titre("Invoice", $_SERVER["PHP_SELF"], "f.facnumber", "", $param, '', $sortfield, $sortorder);
-	print_liste_field_titre("Date", $_SERVER["PHP_SELF"], "f.datef, f.facnumber, l.rowid", "", $param, 'align="center"', $sortfield, $sortorder);
+	print_liste_field_titre("Invoice", $_SERVER["PHP_SELF"], "f.ref", "", $param, '', $sortfield, $sortorder);
+	print_liste_field_titre("Date", $_SERVER["PHP_SELF"], "f.datef, f.ref, l.rowid", "", $param, 'align="center"', $sortfield, $sortorder);
 	print_liste_field_titre("ProductRef", $_SERVER["PHP_SELF"], "p.ref", "", $param, '', $sortfield, $sortorder);
 	//print_liste_field_titre("ProductLabel", $_SERVER["PHP_SELF"], "p.label", "", $param, '', $sortfield, $sortorder);
 	print_liste_field_titre("Description", $_SERVER["PHP_SELF"], "l.description", "", $param, '', $sortfield, $sortorder);
diff --git a/htdocs/accountancy/journal/bankjournal.php b/htdocs/accountancy/journal/bankjournal.php
index d40c5ea059b..f09db4b1cf7 100644
--- a/htdocs/accountancy/journal/bankjournal.php
+++ b/htdocs/accountancy/journal/bankjournal.php
@@ -1179,7 +1179,7 @@ function getSourceDocRef($val, $typerecord)
 	$sqlmid = '';
 	if ($typerecord == 'payment')
 	{
-		$sqlmid = 'SELECT payfac.fk_facture as id, f.facnumber as ref';
+		$sqlmid = 'SELECT payfac.fk_facture as id, f.ref as ref';
 		$sqlmid .= " FROM ".MAIN_DB_PREFIX."paiement_facture as payfac, ".MAIN_DB_PREFIX."facture as f";
 		$sqlmid .= " WHERE payfac.fk_facture = f.rowid AND payfac.fk_paiement=" . $val["paymentid"];
 		$ref = $langs->trans("Invoice");
diff --git a/htdocs/accountancy/journal/sellsjournal.php b/htdocs/accountancy/journal/sellsjournal.php
index 21736195073..3e718796b24 100644
--- a/htdocs/accountancy/journal/sellsjournal.php
+++ b/htdocs/accountancy/journal/sellsjournal.php
@@ -97,7 +97,7 @@ if (! GETPOSTISSET('date_startmonth') && (empty($date_start) || empty($date_end)
 
 $idpays = $mysoc->country_id;
 
-$sql = "SELECT f.rowid, f.facnumber, f.type, f.datef as df, f.ref_client, f.date_lim_reglement as dlr, f.close_code,";
+$sql = "SELECT f.rowid, f.ref, f.type, f.datef as df, f.ref_client, f.date_lim_reglement as dlr, f.close_code,";
 $sql .= " fd.rowid as fdid, fd.description, fd.product_type, fd.total_ht, fd.total_tva, fd.total_localtax1, fd.total_localtax2, fd.tva_tx, fd.total_ttc, fd.situation_percent, fd.vat_src_code,";
 $sql .= " s.rowid as socid, s.nom as name, s.code_client, s.code_fournisseur, s.code_compta, s.code_compta_fournisseur,";
 $sql .= " p.rowid as pid, p.ref as pref, p.accountancy_code_sell, aa.rowid as fk_compte, aa.account_number as compte, aa.label as label_compte";
@@ -195,7 +195,7 @@ if ($result) {
 		// Invoice lines
 		$tabfac[$obj->rowid]["date"] = $db->jdate($obj->df);
 		$tabfac[$obj->rowid]["datereg"] = $db->jdate($obj->dlr);
-		$tabfac[$obj->rowid]["ref"] = $obj->facnumber;
+		$tabfac[$obj->rowid]["ref"] = $obj->ref;
 		$tabfac[$obj->rowid]["type"] = $obj->type;
 		$tabfac[$obj->rowid]["description"] = $obj->label_compte;
 		$tabfac[$obj->rowid]["close_code"] = $obj->close_code;		// close_code = 'replaced' for replacement invoices (not used in most european countries)
diff --git a/htdocs/accountancy/supplier/card.php b/htdocs/accountancy/supplier/card.php
index 439b8625342..8de24e09a9e 100644
--- a/htdocs/accountancy/supplier/card.php
+++ b/htdocs/accountancy/supplier/card.php
@@ -96,7 +96,7 @@ $facturefournisseur_static = new FactureFournisseur($db);
 $formaccounting = new FormAccounting($db);
 
 if (! empty($id)) {
-	$sql = "SELECT f.ref as facnumber, f.rowid as facid, l.fk_product, l.description, l.rowid, l.fk_code_ventilation, ";
+	$sql = "SELECT f.ref as ref, f.rowid as facid, l.fk_product, l.description, l.rowid, l.fk_code_ventilation, ";
 	$sql .= " p.rowid as product_id, p.ref as product_ref, p.label as product_label";
 	$sql .= ", aa.account_number, aa.label";
 	$sql .= " FROM " . MAIN_DB_PREFIX . "facture_fourn_det as l";
@@ -129,7 +129,7 @@ if (! empty($id)) {
 
 			// ref invoice
 			print '<tr><td>' . $langs->trans("BillsSuppliers") . '</td>';
-			$facturefournisseur_static->ref = $objp->facnumber;
+			$facturefournisseur_static->ref = $objp->ref;
 			$facturefournisseur_static->id = $objp->facid;
 			print '<td>' . $facturefournisseur_static->getNomUrl(1) . '</td>';
 			print '</tr>';
diff --git a/htdocs/blockedlog/class/blockedlog.class.php b/htdocs/blockedlog/class/blockedlog.class.php
index 46766277669..74319355350 100644
--- a/htdocs/blockedlog/class/blockedlog.class.php
+++ b/htdocs/blockedlog/class/blockedlog.class.php
@@ -413,7 +413,7 @@ class BlockedLog
 			{
 				if (in_array($key, $arrayoffieldstoexclude)) continue;	// Discard some properties
 				if (! in_array($key, array(
-				'ref','facnumber','ref_client','ref_supplier','date','datef','type','total_ht','total_tva','total_ttc','localtax1','localtax2','revenuestamp','datepointoftax','note_public','lines'
+				'ref','ref_client','ref_supplier','date','datef','type','total_ht','total_tva','total_ttc','localtax1','localtax2','revenuestamp','datepointoftax','note_public','lines'
 				))) continue;									// Discard if not into a dedicated list
 				if ($key == 'lines')
 				{
@@ -444,7 +444,7 @@ class BlockedLog
 			{
 				if (in_array($key, $arrayoffieldstoexclude)) continue;	// Discard some properties
 				if (! in_array($key, array(
-				'ref','facnumber','ref_client','ref_supplier','date','datef','type','total_ht','total_tva','total_ttc','localtax1','localtax2','revenuestamp','datepointoftax','note_public'
+				'ref','ref_client','ref_supplier','date','datef','type','total_ht','total_tva','total_ttc','localtax1','localtax2','revenuestamp','datepointoftax','note_public'
 				))) continue;									// Discard if not into a dedicated list
 				if (!is_object($value)) $this->object_data->{$key} = $value;
 			}
@@ -557,7 +557,7 @@ class BlockedLog
 					{
 						if (in_array($key, $arrayoffieldstoexclude)) continue;	// Discard some properties
 						if (! in_array($key, array(
-						'ref','facnumber','ref_client','ref_supplier','date','datef','type','total_ht','total_tva','total_ttc','localtax1','localtax2','revenuestamp','datepointoftax','note_public'
+						'ref','ref_client','ref_supplier','date','datef','type','total_ht','total_tva','total_ttc','localtax1','localtax2','revenuestamp','datepointoftax','note_public'
 						))) continue;									// Discard if not into a dedicated list
 						if (!is_object($value))
 						{
diff --git a/htdocs/comm/card.php b/htdocs/comm/card.php
index 9cd85e4ad36..4fba6aeec84 100644
--- a/htdocs/comm/card.php
+++ b/htdocs/comm/card.php
@@ -1136,7 +1136,7 @@ if ($object->id > 0)
 	 */
 	if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 	{
-        $sql = 'SELECT f.rowid as facid, f.facnumber, f.type, f.amount';
+        $sql = 'SELECT f.rowid as facid, f.ref, f.type, f.amount';
         $sql.= ', f.total as total_ht';
         $sql.= ', f.tva as total_tva';
         $sql.= ', f.total_ttc';
@@ -1147,7 +1147,7 @@ if ($object->id > 0)
 		$sql.= ' LEFT JOIN '.MAIN_DB_PREFIX.'paiement_facture as pf ON f.rowid=pf.fk_facture';
 		$sql.= " WHERE f.fk_soc = s.rowid AND s.rowid = ".$object->id;
 		$sql.= " AND f.entity = ".$conf->entity;
-		$sql.= ' GROUP BY f.rowid, f.facnumber, f.type, f.amount, f.total, f.tva, f.total_ttc,';
+		$sql.= ' GROUP BY f.rowid, f.ref, f.type, f.amount, f.total, f.tva, f.total_ttc,';
 		$sql.= ' f.datef, f.datec, f.paye, f.fk_statut,';
 		$sql.= ' s.nom, s.rowid';
 		$sql.= " ORDER BY f.datef DESC, f.datec DESC";
@@ -1176,7 +1176,7 @@ if ($object->id > 0)
 				$objp = $db->fetch_object($resql);
 
 				$facturestatic->id = $objp->facid;
-				$facturestatic->ref = $objp->facnumber;
+				$facturestatic->ref = $objp->ref;
 				$facturestatic->type = $objp->type;
 				$facturestatic->total_ht = $objp->total_ht;
 				$facturestatic->total_tva = $objp->total_tva;
diff --git a/htdocs/comm/propal/class/propal.class.php b/htdocs/comm/propal/class/propal.class.php
index c9fc85f32e8..4ab6c71819f 100644
--- a/htdocs/comm/propal/class/propal.class.php
+++ b/htdocs/comm/propal/class/propal.class.php
@@ -2775,7 +2775,7 @@ class Propal extends CommonObject
 
 		if (count($linkedInvoices) > 0)
 		{
-			$sql= "SELECT rowid as facid, facnumber, total, datef as df, fk_user_author, fk_statut, paye";
+			$sql= "SELECT rowid as facid, ref, total, datef as df, fk_user_author, fk_statut, paye";
 			$sql.= " FROM ".MAIN_DB_PREFIX."facture";
 			$sql.= " WHERE rowid IN (".implode(',',$linkedInvoices).")";
 
diff --git a/htdocs/comm/remx.php b/htdocs/comm/remx.php
index c3d907df45f..d0892567f3a 100644
--- a/htdocs/comm/remx.php
+++ b/htdocs/comm/remx.php
@@ -415,7 +415,7 @@ if ($socid > 0)
 		$sql.= " rc.datec as dc, rc.description,";
 		$sql.= " rc.fk_facture_source,";
 		$sql.= " u.login, u.rowid as user_id,";
-		$sql.= " fa.facnumber as ref, fa.type as type";
+		$sql.= " fa.ref as ref, fa.type as type";
 		$sql.= " FROM  ".MAIN_DB_PREFIX."user as u, ".MAIN_DB_PREFIX."societe_remise_except as rc";
 		$sql.= " LEFT JOIN ".MAIN_DB_PREFIX."facture as fa ON rc.fk_facture_source = fa.rowid";
 		$sql.= " WHERE rc.fk_soc = " . $object->id;
@@ -704,8 +704,8 @@ if ($socid > 0)
 		$sql.= " rc.datec as dc, rc.description, rc.fk_facture_line, rc.fk_facture,";
 		$sql.= " rc.fk_facture_source,";
 		$sql.= " u.login, u.rowid as user_id,";
-		$sql.= " f.rowid, f.facnumber,";
-		$sql.= " fa.facnumber as ref, fa.type as type";
+		$sql.= " f.rowid, f.ref,";
+		$sql.= " fa.ref as ref, fa.type as type";
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture as f";
 		$sql.= " , ".MAIN_DB_PREFIX."user as u";
 		$sql.= " , ".MAIN_DB_PREFIX."facturedet as fc";
@@ -723,8 +723,8 @@ if ($socid > 0)
 		$sql2.= " rc.datec as dc, rc.description, rc.fk_facture_line, rc.fk_facture,";
 		$sql2.= " rc.fk_facture_source,";
 		$sql2.= " u.login, u.rowid as user_id,";
-		$sql2.= " f.rowid, f.facnumber,";
-		$sql2.= " fa.facnumber as ref, fa.type as type";
+		$sql2.= " f.rowid, f.ref,";
+		$sql2.= " fa.ref as ref, fa.type as type";
 		$sql2.= " FROM ".MAIN_DB_PREFIX."facture as f";
 		$sql2.= " , ".MAIN_DB_PREFIX."user as u";
 		$sql2.= " , ".MAIN_DB_PREFIX."societe_remise_except as rc";
@@ -819,7 +819,7 @@ if ($socid > 0)
 	    				print $obj->description;
 	    				print '</td>';
 	    			}
-	    			print '<td align="left" class="nowrap"><a href="'.DOL_URL_ROOT.'/compta/facture/card.php?facid='.$obj->rowid.'">'.img_object($langs->trans("ShowBill"),'bill').' '.$obj->facnumber.'</a></td>';
+	    			print '<td align="left" class="nowrap"><a href="'.DOL_URL_ROOT.'/compta/facture/card.php?facid='.$obj->rowid.'">'.img_object($langs->trans("ShowBill"),'bill').' '.$obj->ref.'</a></td>';
 	    			print '<td align="right">'.price($obj->amount_ht).'</td>';
 	    			print '<td align="right">'.price2num($obj->tva_tx,'MU').'%</td>';
 	    			print '<td align="right">'.price($obj->amount_ttc).'</td>';
@@ -858,7 +858,7 @@ if ($socid > 0)
 		$sql.= " rc.datec as dc, rc.description, rc.fk_invoice_supplier_line, rc.fk_invoice_supplier,";
 		$sql.= " rc.fk_invoice_supplier_source,";
 		$sql.= " u.login, u.rowid as user_id,";
-		$sql.= " f.rowid, f.ref as facnumber,";
+		$sql.= " f.rowid, f.ref as ref,";
 		$sql.= " fa.ref, fa.type as type";
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture_fourn as f";
 		$sql.= " , ".MAIN_DB_PREFIX."user as u";
@@ -877,7 +877,7 @@ if ($socid > 0)
 		$sql2.= " rc.datec as dc, rc.description, rc.fk_invoice_supplier_line, rc.fk_invoice_supplier,";
 		$sql2.= " rc.fk_invoice_supplier_source,";
 		$sql2.= " u.login, u.rowid as user_id,";
-		$sql2.= " f.rowid, f.ref as facnumber,";
+		$sql2.= " f.rowid, f.ref as ref,";
 		$sql2.= " fa.ref, fa.type as type";
 		$sql2.= " FROM ".MAIN_DB_PREFIX."facture_fourn as f";
 		$sql2.= " , ".MAIN_DB_PREFIX."user as u";
@@ -973,7 +973,7 @@ if ($socid > 0)
 						print $obj->description;
 						print '</td>';
 					}
-					print '<td align="left" class="nowrap"><a href="'.DOL_URL_ROOT.'/fourn/facture/card.php?facid='.$obj->rowid.'">'.img_object($langs->trans("ShowBill"),'bill').' '.$obj->facnumber.'</a></td>';
+					print '<td align="left" class="nowrap"><a href="'.DOL_URL_ROOT.'/fourn/facture/card.php?facid='.$obj->rowid.'">'.img_object($langs->trans("ShowBill"),'bill').' '.$obj->ref.'</a></td>';
 					print '<td align="right">'.price($obj->amount_ht).'</td>';
 					print '<td align="right">'.price2num($obj->tva_tx,'MU').'%</td>';
 					print '<td align="right">'.price($obj->amount_ttc).'</td>';
diff --git a/htdocs/commande/orderstoinvoice.php b/htdocs/commande/orderstoinvoice.php
index 75570939afb..eee72695c7f 100644
--- a/htdocs/commande/orderstoinvoice.php
+++ b/htdocs/commande/orderstoinvoice.php
@@ -136,7 +136,7 @@ if (($action == 'create' || $action == 'add') && !$error)
 	$closeOrders	= GETPOST('autocloseorders') ? true : false;
 
 	// Security check
-	$fieldid = GETPOST('ref','alpha')?'facnumber':'rowid';
+	$fieldid = GETPOST('ref','alpha')?'ref':'rowid';
 	if ($user->societe_id) $socid=$user->societe_id;
 	$result = restrictedArea($user, 'facture', $id,'','','fk_soc',$fieldid);
 
@@ -163,7 +163,7 @@ if (($action == 'create' || $action == 'add') && !$error)
 				// Si facture standard
 				$object->socid				= $_POST['socid'];
 				$object->type				= $_POST['type'];
-				$object->number				= $_POST['facnumber'];
+				$object->number				= $_POST['ref'];
 				$object->date				= $datefacture;
 				$object->note_public		= trim($_POST['note_public']);
 				$object->note				= trim($_POST['note']);
@@ -405,7 +405,7 @@ if ($action == 'create' && !$error)
 	print '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
 	print '<input type="hidden" name="action" value="add">';
 	print '<input type="hidden" name="socid" value="'.$soc->id.'">' ."\n";
-	print '<input name="facnumber" type="hidden" value="provisoire">';
+	print '<input name="ref" type="hidden" value="provisoire">';
 	print '<input name="ref_client" type="hidden" value="'.$ref_client.'">';
 	print '<input name="ref_int" type="hidden" value="'.$ref_int.'">';
 	print '<input type="hidden" name="origin" value="'.GETPOST('origin').'">';
diff --git a/htdocs/compta/bank/treso.php b/htdocs/compta/bank/treso.php
index ef471aea693..298e8f1f9f1 100644
--- a/htdocs/compta/bank/treso.php
+++ b/htdocs/compta/bank/treso.php
@@ -136,7 +136,7 @@ if ($_REQUEST["account"] || $_REQUEST["ref"])
   $sqls = array();
 
 	// Customer invoices
-	$sql = "SELECT 'invoice' as family, f.rowid as objid, f.facnumber as ref, f.total_ttc, f.type, f.date_lim_reglement as dlr,";
+	$sql = "SELECT 'invoice' as family, f.rowid as objid, f.ref as ref, f.total_ttc, f.type, f.date_lim_reglement as dlr,";
 	$sql.= " s.rowid as socid, s.nom as name, s.fournisseur";
 	$sql.= " FROM ".MAIN_DB_PREFIX."facture as f";
 	$sql.= " LEFT JOIN ".MAIN_DB_PREFIX."societe as s ON f.fk_soc = s.rowid";
diff --git a/htdocs/compta/compta-files.php b/htdocs/compta/compta-files.php
index d8f4885a3b2..897f21422c8 100644
--- a/htdocs/compta/compta-files.php
+++ b/htdocs/compta/compta-files.php
@@ -88,7 +88,7 @@ $filesarray=array();
 $result=false;
 if(($action=="searchfiles"||$action=="dl" ) && $date_start && $date_stop){
     $wheretail=" '".$db->idate($date_start)."' AND '".$db->idate($date_stop)."'";
-    $sql="SELECT rowid as id, facnumber as ref,paye as paid,total_ttc,fk_soc,datef as date, 'Invoice' as item FROM ".MAIN_DB_PREFIX."facture";
+    $sql="SELECT rowid as id, ref as ref,paye as paid,total_ttc,fk_soc,datef as date, 'Invoice' as item FROM ".MAIN_DB_PREFIX."facture";
     $sql.=" WHERE datef between ".$wheretail;
     $sql.=" UNION ALL";
     $sql.=" SELECT rowid as id,ref, paye as paid, total_ttc, fk_soc,datef as date, 'InvoiceSupplier' as item  FROM ".MAIN_DB_PREFIX."facture_fourn";
diff --git a/htdocs/compta/facture/card.php b/htdocs/compta/facture/card.php
index cafd59569bb..f8dd8e377f7 100644
--- a/htdocs/compta/facture/card.php
+++ b/htdocs/compta/facture/card.php
@@ -128,7 +128,7 @@ $permissiondellink = $usercancreate;	// Used by the include of actions_dellink.i
 $permissiontoedit = $usercancreate; // Used by the include of actions_lineupdonw.inc.php
 
 // Security check
-$fieldid = (! empty($ref) ? 'facnumber' : 'rowid');
+$fieldid = (! empty($ref) ? 'ref' : 'rowid');
 if ($user->societe_id) $socid = $user->societe_id;
 $isdraft = (($object->statut == Facture::STATUS_DRAFT) ? 1 : 0);
 $result = restrictedArea($user, 'facture', $id, '', '', 'fk_soc', $fieldid, $isdraft);
@@ -912,7 +912,7 @@ if (empty($reshook))
 			if (! $error)
 			{
 				$object->socid				= GETPOST('socid','int');
-				$object->number				= $_POST['facnumber'];
+				$object->number				= $_POST['ref'];
 				$object->date				= $dateinvoice;
 				$object->date_pointoftax	= $date_pointoftax;
 				$object->note_public		= trim(GETPOST('note_public','none'));
@@ -1093,7 +1093,7 @@ if (empty($reshook))
 			{
 				$object->socid			 = GETPOST('socid','int');
 				$object->type            = $_POST['type'];
-				$object->number          = $_POST['facnumber'];
+				$object->number          = $_POST['ref'];
 				$object->date            = $dateinvoice;
 				$object->date_pointoftax = $date_pointoftax;
 				$object->note_public	 = trim(GETPOST('note_public','none'));
@@ -1144,7 +1144,7 @@ if (empty($reshook))
 				// Si facture standard
 				$object->socid				= GETPOST('socid','int');
 				$object->type				= GETPOST('type');
-				$object->number				= $_POST['facnumber'];
+				$object->number				= $_POST['ref'];
 				$object->date				= $dateinvoice;
 				$object->date_pointoftax	= $date_pointoftax;
 				$object->note_public		= trim(GETPOST('note_public','none'));
@@ -2718,7 +2718,7 @@ if ($action == 'create')
 	print '<input type="hidden" name="token" value="' . $_SESSION ['newtoken'] . '">';
 	print '<input type="hidden" name="action" value="add">';
 	if ($soc->id > 0) print '<input type="hidden" name="socid" value="' . $soc->id . '">' . "\n";
-	print '<input name="facnumber" type="hidden" value="provisoire">';
+	print '<input name="ref" type="hidden" value="provisoire">';
 	print '<input name="ref_client" type="hidden" value="' . $ref_client . '">';
 	print '<input name="ref_int" type="hidden" value="' . $ref_int . '">';
 	print '<input type="hidden" name="origin" value="' . $origin . '">';
@@ -3740,7 +3740,7 @@ else if ($id > 0 || ! empty($ref))
 
 	$object->totalpaye = $totalpaye;   // To give a chance to dol_banner_tab to use already paid amount to show correct status
 
-	dol_banner_tab($object, 'ref', $linkback, 1, 'facnumber', 'ref', $morehtmlref, '', 0, '', '');
+	dol_banner_tab($object, 'ref', $linkback, 1, 'ref', 'ref', $morehtmlref, '', 0, '', '');
 
 	print '<div class="fichecenter">';
 	print '<div class="fichehalfleft">';
diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index 227ae42b266..60189174b56 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -93,7 +93,7 @@ class Facture extends CommonInvoice
 	/**
 	 * {@inheritdoc}
 	 */
-	protected $table_ref_field = 'facnumber';
+	protected $table_ref_field = 'ref';
 
 	public $socid;
 
@@ -450,7 +450,7 @@ class Facture extends CommonInvoice
 		$socid  = $this->socid;
 
 		$sql = "INSERT INTO ".MAIN_DB_PREFIX."facture (";
-		$sql.= " facnumber";
+		$sql.= " ref";
 		$sql.= ", entity";
 		$sql.= ", ref_ext";
 		$sql.= ", type";
@@ -514,7 +514,7 @@ class Facture extends CommonInvoice
 
 			// Update ref with new one
 			$this->ref='(PROV'.$this->id.')';
-			$sql = 'UPDATE '.MAIN_DB_PREFIX."facture SET facnumber='".$this->db->escape($this->ref)."' WHERE rowid=".$this->id;
+			$sql = 'UPDATE '.MAIN_DB_PREFIX."facture SET ref='".$this->db->escape($this->ref)."' WHERE rowid=".$this->id;
 
 			$resql=$this->db->query($sql);
 			if (! $resql) $error++;
@@ -1310,7 +1310,7 @@ class Facture extends CommonInvoice
 
 		if (empty($rowid) && empty($ref) && empty($ref_ext) && empty($ref_int)) return -1;
 
-		$sql = 'SELECT f.rowid,f.entity,f.facnumber,f.ref_client,f.ref_ext,f.ref_int,f.type,f.fk_soc,f.amount';
+		$sql = 'SELECT f.rowid,f.entity,f.ref,f.ref_client,f.ref_ext,f.ref_int,f.type,f.fk_soc,f.amount';
 		$sql.= ', f.tva, f.localtax1, f.localtax2, f.total, f.total_ttc, f.revenuestamp';
 		$sql.= ', f.remise_percent, f.remise_absolue, f.remise';
 		$sql.= ', f.datef as df, f.date_pointoftax';
@@ -1336,7 +1336,7 @@ class Facture extends CommonInvoice
 		if ($rowid)   $sql.= " WHERE f.rowid=".$rowid;
 		else $sql.= ' WHERE f.entity IN ('.getEntity('facture').')'; // Dont't use entity if you use rowid
 
-		if ($ref)     $sql.= " AND f.facnumber='".$this->db->escape($ref)."'";
+		if ($ref)     $sql.= " AND f.ref='".$this->db->escape($ref)."'";
 		if ($ref_ext) $sql.= " AND f.ref_ext='".$this->db->escape($ref_ext)."'";
 		if ($ref_int) $sql.= " AND f.ref_int='".$this->db->escape($ref_int)."'";
 
@@ -1351,7 +1351,7 @@ class Facture extends CommonInvoice
 				$this->id					= $obj->rowid;
 				$this->entity				= $obj->entity;
 
-				$this->ref					= $obj->facnumber;
+				$this->ref					= $obj->ref;
 				$this->ref_client			= $obj->ref_client;
 				$this->ref_ext				= $obj->ref_ext;
 				$this->ref_int				= $obj->ref_int;
@@ -1615,7 +1615,7 @@ class Facture extends CommonInvoice
 
 		// Clean parameters
 		if (empty($this->type)) $this->type= self::TYPE_STANDARD;
-		if (isset($this->facnumber)) $this->facnumber=trim($this->ref);
+		if (isset($this->ref)) $this->ref=trim($this->ref);
 		if (isset($this->ref_client)) $this->ref_client=trim($this->ref_client);
 		if (isset($this->increment)) $this->increment=trim($this->increment);
 		if (isset($this->close_code)) $this->close_code=trim($this->close_code);
@@ -1631,7 +1631,7 @@ class Facture extends CommonInvoice
 
 		// Update request
 		$sql = "UPDATE ".MAIN_DB_PREFIX."facture SET";
-		$sql.= " facnumber=".(isset($this->ref)?"'".$this->db->escape($this->ref)."'":"null").",";
+		$sql.= " ref=".(isset($this->ref)?"'".$this->db->escape($this->ref)."'":"null").",";
 		$sql.= " type=".(isset($this->type)?$this->db->escape($this->type):"null").",";
 		$sql.= " ref_client=".(isset($this->ref_client)?"'".$this->db->escape($this->ref_client)."'":"null").",";
 		$sql.= " increment=".(isset($this->increment)?"'".$this->db->escape($this->increment)."'":"null").",";
@@ -2337,7 +2337,7 @@ class Facture extends CommonInvoice
 
 			// Validate
 			$sql = 'UPDATE '.MAIN_DB_PREFIX.'facture';
-			$sql.= " SET facnumber='".$num."', fk_statut = ".self::STATUS_VALIDATED.", fk_user_valid = ".($user->id > 0 ? $user->id : "null").", date_valid = '".$this->db->idate($now)."'";
+			$sql.= " SET ref='".$num."', fk_statut = ".self::STATUS_VALIDATED.", fk_user_valid = ".($user->id > 0 ? $user->id : "null").", date_valid = '".$this->db->idate($now)."'";
 			if (! empty($conf->global->FAC_FORCE_DATE_VALIDATION))	// If option enabled, we force invoice date
 			{
 				$sql.= ", datef='".$this->db->idate($this->date)."'";
@@ -2446,7 +2446,7 @@ class Facture extends CommonInvoice
 			if (! $error)
 			{
 				$this->ref = $num;
-				$this->facnumber=$num;
+				$this->ref=$num;
 				$this->statut= self::STATUS_VALIDATED;
 				$this->brouillon=0;
 				$this->date_validation=$now;
@@ -3479,7 +3479,7 @@ class Facture extends CommonInvoice
 		$ga = array();
 
 		$sql = "SELECT s.rowid, s.nom as name, s.client,";
-		$sql.= " f.rowid as fid, f.facnumber as ref, f.datef as df";
+		$sql.= " f.rowid as fid, f.ref as ref, f.datef as df";
 		if (! $user->rights->societe->client->voir && ! $socid) $sql .= ", sc.fk_soc, sc.fk_user";
 		$sql.= " FROM ".MAIN_DB_PREFIX."societe as s, ".MAIN_DB_PREFIX."facture as f";
 		if (! $user->rights->societe->client->voir && ! $socid) $sql .= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
@@ -3549,7 +3549,7 @@ class Facture extends CommonInvoice
 
 		$return = array();
 
-		$sql = "SELECT f.rowid as rowid, f.facnumber, f.fk_statut,";
+		$sql = "SELECT f.rowid as rowid, f.ref, f.fk_statut,";
 		$sql.= " ff.rowid as rowidnext";
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture as f";
 		$sql.= " LEFT JOIN ".MAIN_DB_PREFIX."paiement_facture as pf ON f.rowid = pf.fk_facture";
@@ -3560,7 +3560,7 @@ class Facture extends CommonInvoice
 		$sql.= " AND pf.fk_paiement IS NULL";		// Aucun paiement deja fait
 		$sql.= " AND ff.fk_statut IS NULL";			// Renvoi vrai si pas facture de remplacement
 		if ($socid > 0) $sql.=" AND f.fk_soc = ".$socid;
-		$sql.= " ORDER BY f.facnumber";
+		$sql.= " ORDER BY f.ref";
 
 		dol_syslog(get_class($this)."::list_replacable_invoices", LOG_DEBUG);
 		$resql=$this->db->query($sql);
@@ -3569,7 +3569,7 @@ class Facture extends CommonInvoice
 			while ($obj=$this->db->fetch_object($resql))
 			{
 				$return[$obj->rowid]=array(	'id' => $obj->rowid,
-				'ref' => $obj->facnumber,
+				'ref' => $obj->ref,
 				'status' => $obj->fk_statut);
 			}
 			//print_r($return);
@@ -3600,7 +3600,7 @@ class Facture extends CommonInvoice
 		$return = array();
 
 
-		$sql = "SELECT f.rowid as rowid, f.facnumber, f.fk_statut, f.type, f.paye, pf.fk_paiement";
+		$sql = "SELECT f.rowid as rowid, f.ref, f.fk_statut, f.type, f.paye, pf.fk_paiement";
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture as f";
 		$sql.= " LEFT JOIN ".MAIN_DB_PREFIX."paiement_facture as pf ON f.rowid = pf.fk_facture";
 		$sql.= " LEFT JOIN ".MAIN_DB_PREFIX."facture as ff ON (f.rowid = ff.fk_facture_source AND ff.type=".self::TYPE_REPLACEMENT.")";
@@ -3629,7 +3629,7 @@ class Facture extends CommonInvoice
 		}
 
 		if ($socid > 0) $sql.=" AND f.fk_soc = ".$socid;
-		$sql.= " ORDER BY f.facnumber";
+		$sql.= " ORDER BY f.ref";
 
 		dol_syslog(get_class($this)."::list_qualified_avoir_invoices", LOG_DEBUG);
 		$resql=$this->db->query($sql);
@@ -3642,9 +3642,9 @@ class Facture extends CommonInvoice
 				if ($obj->fk_statut == self::STATUS_CLOSED) $qualified=1;
 				if ($qualified)
 				{
-					//$ref=$obj->facnumber;
+					//$ref=$obj->ref;
 					$paymentornot=($obj->fk_paiement?1:0);
-					$return[$obj->rowid]=array('ref'=>$obj->facnumber,'status'=>$obj->fk_statut,'type'=>$obj->type,'paye'=>$obj->paye,'paymentornot'=>$paymentornot);
+					$return[$obj->rowid]=array('ref'=>$obj->ref,'status'=>$obj->fk_statut,'type'=>$obj->type,'paye'=>$obj->paye,'paymentornot'=>$paymentornot);
 				}
 			}
 
diff --git a/htdocs/compta/facture/contact.php b/htdocs/compta/facture/contact.php
index baf466cc60c..80277e14741 100644
--- a/htdocs/compta/facture/contact.php
+++ b/htdocs/compta/facture/contact.php
@@ -193,7 +193,7 @@ if ($id > 0 || ! empty($ref))
 
 		$object->totalpaye = $totalpaye;   // To give a chance to dol_banner_tab to use already paid amount to show correct status
 
-		dol_banner_tab($object, 'ref', $linkback, 1, 'facnumber', 'ref', $morehtmlref, '', 0, '', '', 1);
+		dol_banner_tab($object, 'ref', $linkback, 1, 'ref', 'ref', $morehtmlref, '', 0, '', '', 1);
 
 		dol_fiche_end();
 
diff --git a/htdocs/compta/facture/document.php b/htdocs/compta/facture/document.php
index 4693587de07..9543b5fe4bf 100644
--- a/htdocs/compta/facture/document.php
+++ b/htdocs/compta/facture/document.php
@@ -160,7 +160,7 @@ if ($id > 0 || ! empty($ref))
 
 	    $object->totalpaye = $totalpaye;   // To give a chance to dol_banner_tab to use already paid amount to show correct status
 
-	    dol_banner_tab($object, 'ref', $linkback, 1, 'facnumber', 'ref', $morehtmlref, '', 0);
+	    dol_banner_tab($object, 'ref', $linkback, 1, 'ref', 'ref', $morehtmlref, '', 0);
 
 		print '<div class="fichecenter">';
 		print '<div class="underbanner clearboth"></div>';
diff --git a/htdocs/compta/facture/info.php b/htdocs/compta/facture/info.php
index aff7cb362a8..1a329484913 100644
--- a/htdocs/compta/facture/info.php
+++ b/htdocs/compta/facture/info.php
@@ -107,7 +107,7 @@ $morehtmlref.='</div>';
 
 $object->totalpaye = $totalpaye;   // To give a chance to dol_banner_tab to use already paid amount to show correct status
 
-dol_banner_tab($object, 'ref', $linkback, 1, 'facnumber', 'ref', $morehtmlref, '', 0);
+dol_banner_tab($object, 'ref', $linkback, 1, 'ref', 'ref', $morehtmlref, '', 0);
 
 print '<div class="fichecenter">';
 print '<div class="underbanner clearboth"></div>';
diff --git a/htdocs/compta/facture/list.php b/htdocs/compta/facture/list.php
index 6b0164058c2..2a50103e062 100644
--- a/htdocs/compta/facture/list.php
+++ b/htdocs/compta/facture/list.php
@@ -117,7 +117,7 @@ $pageprev = $page - 1;
 $pagenext = $page + 1;
 
 // Security check
-$fieldid = (! empty($ref)?'facnumber':'rowid');
+$fieldid = (! empty($ref)?'ref':'rowid');
 if (! empty($user->societe_id)) $socid=$user->societe_id;
 $result = restrictedArea($user, 'facture', $id,'','','fk_soc',$fieldid);
 
@@ -138,7 +138,7 @@ $search_array_options=$extrafields->getOptionalsFromPost($object->table_element,
 
 // List of fields to search into when doing a "search in all"
 $fieldstosearchall = array(
-	'f.facnumber'=>'Ref',
+	'f.ref'=>'Ref',
 	'f.ref_client'=>'RefCustomer',
 	'pd.description'=>'Description',
 	's.nom'=>"ThirdParty",
@@ -148,7 +148,7 @@ if (empty($user->socid)) $fieldstosearchall["f.note_private"]="NotePrivate";
 
 $checkedtypetiers=0;
 $arrayfields=array(
-	'f.facnumber'=>array('label'=>"Ref", 'checked'=>1),
+	'f.ref'=>array('label'=>"Ref", 'checked'=>1),
 	'f.ref_client'=>array('label'=>"RefCustomer", 'checked'=>1),
 	'f.type'=>array('label'=>"Type", 'checked'=>0),
 	'f.date'=>array('label'=>"DateInvoice", 'checked'=>1),
@@ -358,7 +358,7 @@ $thirdpartystatic=new Societe($db);
 
 $sql = 'SELECT';
 if ($sall || $search_product_category > 0) $sql = 'SELECT DISTINCT';
-$sql.= ' f.rowid as id, f.facnumber as ref, f.ref_client, f.type, f.note_private, f.note_public, f.increment, f.fk_mode_reglement, f.total as total_ht, f.tva as total_vat, f.total_ttc,';
+$sql.= ' f.rowid as id, f.ref as ref, f.ref_client, f.type, f.note_private, f.note_public, f.increment, f.fk_mode_reglement, f.total as total_ht, f.tva as total_vat, f.total_ttc,';
 $sql.= ' f.localtax1 as total_localtax1, f.localtax2 as total_localtax2,';
 $sql.= ' f.datef as df, f.date_lim_reglement as datelimite,';
 $sql.= ' f.paye as paye, f.fk_statut,';
@@ -417,7 +417,7 @@ if ($filtre)
 		$sql .= ' AND ' . $db->escape(trim($filt[0])) . ' = ' . $db->escape(trim($filt[1]));
 	}
 }
-if ($search_ref) $sql .= natural_search('f.facnumber', $search_ref);
+if ($search_ref) $sql .= natural_search('f.ref', $search_ref);
 if ($search_refcustomer) $sql .= natural_search('f.ref_client', $search_refcustomer);
 if ($search_type != '' && $search_type != '-1') $sql.=" AND f.type IN (".$db->escape($search_type).")";
 if ($search_project) $sql .= natural_search('p.ref', $search_project);
@@ -491,7 +491,7 @@ $sql.=$hookmanager->resPrint;
 
 if (! $sall)
 {
-	$sql.= ' GROUP BY f.rowid, f.facnumber, ref_client, f.type, f.note_private, f.note_public, f.increment, f.fk_mode_reglement, f.total, f.tva, f.total_ttc,';
+	$sql.= ' GROUP BY f.rowid, f.ref, ref_client, f.type, f.note_private, f.note_public, f.increment, f.fk_mode_reglement, f.total, f.tva, f.total_ttc,';
 	$sql.= ' f.localtax1, f.localtax2,';
 	$sql.= ' f.datef, f.date_lim_reglement,';
 	$sql.= ' f.paye, f.fk_statut,';
@@ -706,7 +706,7 @@ if ($resql)
 	// Filters lines
 	print '<tr class="liste_titre_filter">';
 	// Ref
-	if (! empty($arrayfields['f.facnumber']['checked']))
+	if (! empty($arrayfields['f.ref']['checked']))
 	{
 		print '<td class="liste_titre" align="left">';
 		print '<input class="flat" size="6" type="text" name="search_ref" value="'.dol_escape_htmltag($search_ref).'">';
@@ -878,7 +878,7 @@ if ($resql)
 	print "</tr>\n";
 
 	print '<tr class="liste_titre">';
-	if (! empty($arrayfields['f.facnumber']['checked']))          print_liste_field_titre($arrayfields['f.facnumber']['label'],$_SERVER['PHP_SELF'],'f.facnumber','',$param,'',$sortfield,$sortorder);
+	if (! empty($arrayfields['f.ref']['checked']))          print_liste_field_titre($arrayfields['f.ref']['label'],$_SERVER['PHP_SELF'],'f.ref','',$param,'',$sortfield,$sortorder);
 	if (! empty($arrayfields['f.ref_client']['checked']))         print_liste_field_titre($arrayfields['f.ref_client']['label'],$_SERVER["PHP_SELF"],'f.ref_client','',$param,'',$sortfield,$sortorder);
 	if (! empty($arrayfields['f.type']['checked']))               print_liste_field_titre($arrayfields['f.type']['label'],$_SERVER["PHP_SELF"],'f.type','',$param,'',$sortfield,$sortorder);
 	if (! empty($arrayfields['f.date']['checked']))               print_liste_field_titre($arrayfields['f.date']['label'],$_SERVER['PHP_SELF'],'f.datef','',$param,'align="center"',$sortfield,$sortorder);
@@ -960,7 +960,7 @@ if ($resql)
 			}
 
 			print '<tr class="oddeven">';
-			if (! empty($arrayfields['f.facnumber']['checked']))
+			if (! empty($arrayfields['f.ref']['checked']))
 			{
 				print '<td class="nowrap">';
 
diff --git a/htdocs/compta/facture/note.php b/htdocs/compta/facture/note.php
index 507bb8f458d..48b74e532c2 100644
--- a/htdocs/compta/facture/note.php
+++ b/htdocs/compta/facture/note.php
@@ -130,7 +130,7 @@ if ($id > 0 || ! empty($ref))
 
     $object->totalpaye = $totalpaye;   // To give a chance to dol_banner_tab to use already paid amount to show correct status
 
-    dol_banner_tab($object, 'ref', $linkback, 1, 'facnumber', 'ref', $morehtmlref, '', 0);
+    dol_banner_tab($object, 'ref', $linkback, 1, 'ref', 'ref', $morehtmlref, '', 0);
 
 	print '<div class="fichecenter">';
 	print '<div class="underbanner clearboth"></div>';
diff --git a/htdocs/compta/facture/prelevement.php b/htdocs/compta/facture/prelevement.php
index 6d5d52ce503..3fe5d777878 100644
--- a/htdocs/compta/facture/prelevement.php
+++ b/htdocs/compta/facture/prelevement.php
@@ -45,7 +45,7 @@ $ref=GETPOST('ref','alpha');
 $socid=GETPOST('socid','int');
 $action=GETPOST('action','alpha');
 
-$fieldid = (! empty($ref)?'facnumber':'rowid');
+$fieldid = (! empty($ref)?'ref':'rowid');
 if ($user->societe_id) $socid=$user->societe_id;
 $result = restrictedArea($user, 'facture', $id, '', '', 'fk_soc', $fieldid);
 
@@ -208,7 +208,7 @@ if ($object->id > 0)
 
 	$object->totalpaye = $totalpaye;   // To give a chance to dol_banner_tab to use already paid amount to show correct status
 
-	dol_banner_tab($object, 'ref', $linkback, 1, 'facnumber', 'ref', $morehtmlref, '', 0, '', '');
+	dol_banner_tab($object, 'ref', $linkback, 1, 'ref', 'ref', $morehtmlref, '', 0, '', '');
 
 	print '<div class="fichecenter">';
 	print '<div class="fichehalfleft">';
diff --git a/htdocs/compta/index.php b/htdocs/compta/index.php
index ac6479afc0b..b11471cd578 100644
--- a/htdocs/compta/index.php
+++ b/htdocs/compta/index.php
@@ -136,7 +136,7 @@ if (! empty($conf->global->MAIN_SEARCH_FORM_ON_HOME_AREAS))     // This is usele
  */
 if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 {
-    $sql = "SELECT f.facnumber";
+    $sql = "SELECT f.ref";
     $sql.= ", f.rowid, f.total as total_ht, f.tva as total_tva, f.total_ttc, f.ref_client";
     $sql.= ", f.type";
     $sql.= ", s.nom as name";
@@ -177,7 +177,7 @@ if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 			{
 				$obj = $db->fetch_object($resql);
 
-				$facturestatic->ref=$obj->facnumber;
+				$facturestatic->ref=$obj->ref;
 				$facturestatic->id=$obj->rowid;
 				$facturestatic->total_ht=$obj->total_ht;
 				$facturestatic->total_tva=$obj->total_tva;
@@ -320,7 +320,7 @@ if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 	$langs->load("boxes");
 	$facstatic=new Facture($db);
 
-	$sql = "SELECT f.rowid, f.facnumber, f.fk_statut, f.type, f.total as total_ht, f.tva as total_tva, f.total_ttc, f.paye, f.tms";
+	$sql = "SELECT f.rowid, f.ref, f.fk_statut, f.type, f.total as total_ht, f.tva as total_tva, f.total_ttc, f.paye, f.tms";
 	$sql.= ", f.date_lim_reglement as datelimite";
 	$sql.= ", s.nom as name";
     $sql.= ", s.rowid as socid";
@@ -339,7 +339,7 @@ if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 	$reshook=$hookmanager->executeHooks('printFieldListWhereCustomerLastModified',$parameters);
 	$sql.=$hookmanager->resPrint;
 
-	$sql.= " GROUP BY f.rowid, f.facnumber, f.fk_statut, f.type, f.total, f.tva, f.total_ttc, f.paye, f.tms, f.date_lim_reglement,";
+	$sql.= " GROUP BY f.rowid, f.ref, f.fk_statut, f.type, f.total, f.tva, f.total_ttc, f.paye, f.tms, f.date_lim_reglement,";
 	$sql.= " s.nom, s.rowid, s.code_client, s.code_compta, s.email,";
 	$sql.= " cc.rowid, cc.code";
 	$sql.= " ORDER BY f.tms DESC ";
@@ -365,7 +365,7 @@ if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 			{
 				$obj = $db->fetch_object($resql);
 
-				$facturestatic->ref=$obj->facnumber;
+				$facturestatic->ref=$obj->ref;
 				$facturestatic->id=$obj->rowid;
 				$facturestatic->total_ht=$obj->total_ht;
 				$facturestatic->total_tva=$obj->total_tva;
@@ -399,8 +399,8 @@ if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 				}
 				print '</td>';
 				print '<td width="16" align="right" class="nobordernopadding hideonsmartphone">';
-				$filename=dol_sanitizeFileName($obj->facnumber);
-				$filedir=$conf->facture->dir_output . '/' . dol_sanitizeFileName($obj->facnumber);
+				$filename=dol_sanitizeFileName($obj->ref);
+				$filedir=$conf->facture->dir_output . '/' . dol_sanitizeFileName($obj->ref);
 				$urlsource=$_SERVER['PHP_SELF'].'?facid='.$obj->rowid;
 				print $formfile->getDocumentsLink($facturestatic->element, $filename, $filedir);
 				print '</td></tr></table>';
@@ -812,7 +812,7 @@ if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 {
 	$facstatic=new Facture($db);
 
-	$sql = "SELECT f.rowid, f.facnumber, f.fk_statut, f.datef, f.type, f.total as total_ht, f.tva as total_tva, f.total_ttc, f.paye, f.tms";
+	$sql = "SELECT f.rowid, f.ref, f.fk_statut, f.datef, f.type, f.total as total_ht, f.tva as total_tva, f.total_ttc, f.paye, f.tms";
 	$sql.= ", f.date_lim_reglement as datelimite";
 	$sql.= ", s.nom as name";
     $sql.= ", s.rowid as socid, s.email";
@@ -831,9 +831,9 @@ if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 	$reshook=$hookmanager->executeHooks('printFieldListWhereCustomerUnpaid',$parameters);
 	$sql.=$hookmanager->resPrint;
 
-	$sql.= " GROUP BY f.rowid, f.facnumber, f.fk_statut, f.datef, f.type, f.total, f.tva, f.total_ttc, f.paye, f.tms, f.date_lim_reglement,";
+	$sql.= " GROUP BY f.rowid, f.ref, f.fk_statut, f.datef, f.type, f.total, f.tva, f.total_ttc, f.paye, f.tms, f.date_lim_reglement,";
 	$sql.= " s.nom, s.rowid, s.email, s.code_client, s.code_compta, cc.rowid, cc.code";
-	$sql.= " ORDER BY f.datef ASC, f.facnumber ASC";
+	$sql.= " ORDER BY f.datef ASC, f.ref ASC";
 
 	$resql = $db->query($sql);
 	if ($resql)
@@ -858,7 +858,7 @@ if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 			{
 				$obj = $db->fetch_object($resql);
 
-				$facturestatic->ref=$obj->facnumber;
+				$facturestatic->ref=$obj->ref;
 				$facturestatic->id=$obj->rowid;
 				$facturestatic->total_ht=$obj->total_ht;
 				$facturestatic->total_tva=$obj->total_tva;
@@ -891,8 +891,8 @@ if (! empty($conf->facture->enabled) && $user->rights->facture->lire)
 				}
 				print '</td>';
 				print '<td width="16" align="right" class="nobordernopadding hideonsmartphone">';
-				$filename=dol_sanitizeFileName($obj->facnumber);
-				$filedir=$conf->facture->dir_output . '/' . dol_sanitizeFileName($obj->facnumber);
+				$filename=dol_sanitizeFileName($obj->ref);
+				$filedir=$conf->facture->dir_output . '/' . dol_sanitizeFileName($obj->ref);
 				$urlsource=$_SERVER['PHP_SELF'].'?facid='.$obj->rowid;
 				print $formfile->getDocumentsLink($facturestatic->element, $filename, $filedir);
 				print '</td></tr></table>';
diff --git a/htdocs/compta/journal/sellsjournal.php b/htdocs/compta/journal/sellsjournal.php
index f88f5643c40..9dd7080eca6 100644
--- a/htdocs/compta/journal/sellsjournal.php
+++ b/htdocs/compta/journal/sellsjournal.php
@@ -100,7 +100,7 @@ report_header($name,'',$period,$periodlink,$description,$builddate,$exportlink);
 $p = explode(":", $conf->global->MAIN_INFO_SOCIETE_COUNTRY);
 $idpays = $p[0];
 
-$sql = "SELECT f.rowid, f.facnumber, f.type, f.datef, f.ref_client,";
+$sql = "SELECT f.rowid, f.ref, f.type, f.datef, f.ref_client,";
 $sql.= " fd.product_type, fd.total_ht, fd.total_tva, fd.tva_tx, fd.total_ttc, fd.localtax1_tx, fd.localtax2_tx, fd.total_localtax1, fd.total_localtax2, fd.rowid as id, fd.situation_percent,";
 $sql.= " s.rowid as socid, s.nom as name, s.code_compta, s.client,";
 $sql.= " p.rowid as pid, p.ref as pref, p.accountancy_code_sell,";
@@ -180,7 +180,7 @@ if ($result)
 
     	//la ligne facture
    		$tabfac[$obj->rowid]["date"] = $obj->datef;
-   		$tabfac[$obj->rowid]["ref"] = $obj->facnumber;
+   		$tabfac[$obj->rowid]["ref"] = $obj->ref;
    		$tabfac[$obj->rowid]["type"] = $obj->type;
    		if (! isset($tabttc[$obj->rowid][$compta_soc])) $tabttc[$obj->rowid][$compta_soc]=0;
    		if (! isset($tabht[$obj->rowid][$compta_prod])) $tabht[$obj->rowid][$compta_prod]=0;
diff --git a/htdocs/compta/paiement.php b/htdocs/compta/paiement.php
index ef9e7f81f43..9c96f68246d 100644
--- a/htdocs/compta/paiement.php
+++ b/htdocs/compta/paiement.php
@@ -525,7 +525,7 @@ if ($action == 'create' || $action == 'confirm_paiement' || $action == 'add_paie
          * List of unpaid invoices
          */
 
-        $sql = 'SELECT f.rowid as facid, f.facnumber, f.total_ttc, f.multicurrency_code, f.multicurrency_total_ttc, f.type,';
+        $sql = 'SELECT f.rowid as facid, f.ref, f.total_ttc, f.multicurrency_code, f.multicurrency_total_ttc, f.type,';
         $sql.= ' f.datef as df, f.fk_soc as socid, f.date_lim_reglement as dlr';
         $sql.= ' FROM '.MAIN_DB_PREFIX.'facture as f';
 		$sql.= ' WHERE f.entity IN ('.getEntity('facture', $conf->entity).')';
@@ -550,7 +550,7 @@ if ($action == 'create' || $action == 'confirm_paiement' || $action == 'add_paie
         }
 
         // Sort invoices by date and serial number: the older one comes first
-        $sql.=' ORDER BY f.datef ASC, f.facnumber ASC';
+        $sql.=' ORDER BY f.datef ASC, f.ref ASC';
 
         $resql = $db->query($sql);
         if ($resql)
@@ -844,7 +844,7 @@ if (! GETPOST('action','aZ09'))
     if (! $sortorder) $sortorder='DESC';
     if (! $sortfield) $sortfield='p.datep';
 
-    $sql = 'SELECT p.datep as dp, p.amount, f.amount as fa_amount, f.facnumber';
+    $sql = 'SELECT p.datep as dp, p.amount, f.amount as fa_amount, f.ref';
     $sql.=', f.rowid as facid, c.libelle as paiement_type, p.num_paiement';
     $sql.= ' FROM '.MAIN_DB_PREFIX.'paiement as p LEFT JOIN '.MAIN_DB_PREFIX.'c_paiement as c ON p.fk_paiement = c.id';
     $sql.= ', '.MAIN_DB_PREFIX.'facture as f';
@@ -867,7 +867,7 @@ if (! GETPOST('action','aZ09'))
         print_barre_liste($langs->trans('Payments'), $page, $_SERVER["PHP_SELF"],'',$sortfield,$sortorder,'',$num);
         print '<table class="noborder" width="100%">';
         print '<tr class="liste_titre">';
-        print_liste_field_titre('Invoice',$_SERVER["PHP_SELF"],'facnumber','','','',$sortfield,$sortorder);
+        print_liste_field_titre('Invoice',$_SERVER["PHP_SELF"],'ref','','','',$sortfield,$sortorder);
         print_liste_field_titre('Date',$_SERVER["PHP_SELF"],'dp','','','',$sortfield,$sortorder);
         print_liste_field_titre('Type',$_SERVER["PHP_SELF"],'libelle','','','',$sortfield,$sortorder);
         print_liste_field_titre('Amount',$_SERVER["PHP_SELF"],'fa_amount','','','align="right"',$sortfield,$sortorder);
@@ -879,7 +879,7 @@ if (! GETPOST('action','aZ09'))
             $objp = $db->fetch_object($resql);
 
             print '<tr class="oddeven">';
-            print '<td><a href="'.DOL_URL_ROOT.'/compta/facture/card.php?facid='.$objp->facid.'">'.$objp->facnumber."</a></td>\n";
+            print '<td><a href="'.DOL_URL_ROOT.'/compta/facture/card.php?facid='.$objp->facid.'">'.$objp->ref."</a></td>\n";
             print '<td>'.dol_print_date($db->jdate($objp->dp))."</td>\n";
             print '<td>'.$objp->paiement_type.' '.$objp->num_paiement."</td>\n";
             print '<td align="right">'.price($objp->amount).'</td><td>&nbsp;</td>';
diff --git a/htdocs/compta/paiement/card.php b/htdocs/compta/paiement/card.php
index ea54e66747f..839b6c89294 100644
--- a/htdocs/compta/paiement/card.php
+++ b/htdocs/compta/paiement/card.php
@@ -316,7 +316,7 @@ dol_fiche_end();
  * List of invoices
  */
 
-$sql = 'SELECT f.rowid as facid, f.facnumber, f.type, f.total_ttc, f.paye, f.fk_statut, pf.amount, s.nom as name, s.rowid as socid';
+$sql = 'SELECT f.rowid as facid, f.ref, f.type, f.total_ttc, f.paye, f.fk_statut, pf.amount, s.nom as name, s.rowid as socid';
 $sql.= ' FROM '.MAIN_DB_PREFIX.'paiement_facture as pf,'.MAIN_DB_PREFIX.'facture as f,'.MAIN_DB_PREFIX.'societe as s';
 $sql.= ' WHERE pf.fk_facture = f.rowid';
 $sql.= ' AND f.fk_soc = s.rowid';
diff --git a/htdocs/compta/prelevement/class/bonprelevement.class.php b/htdocs/compta/prelevement/class/bonprelevement.class.php
index 4089ffd76e2..ccbdbb4fda7 100644
--- a/htdocs/compta/prelevement/class/bonprelevement.class.php
+++ b/htdocs/compta/prelevement/class/bonprelevement.class.php
@@ -1349,7 +1349,7 @@ class BonPrelevement extends CommonObject
 
 			$sql = "SELECT soc.code_client as code, soc.address, soc.zip, soc.town, c.code as country_code,";
 			$sql.= " pl.client_nom as nom, pl.code_banque as cb, pl.code_guichet as cg, pl.number as cc, pl.amount as somme,";
-			$sql.= " f.facnumber as fac, pf.fk_facture as idfac, rib.datec, rib.iban_prefix as iban, rib.bic as bic, rib.rowid as drum";
+			$sql.= " f.ref as fac, pf.fk_facture as idfac, rib.datec, rib.iban_prefix as iban, rib.bic as bic, rib.rowid as drum";
 			$sql.= " FROM";
 			$sql.= " ".MAIN_DB_PREFIX."prelevement_lignes as pl,";
 			$sql.= " ".MAIN_DB_PREFIX."facture as f,";
@@ -1488,12 +1488,12 @@ class BonPrelevement extends CommonObject
 	 *	@param	string	$rib_guichet 	code of bank office
 	 *	@param	string	$rib_number		bank account
 	 *	@param	float	$amount			amount
-	 *	@param	string	$facnumber		ref of invoice
+	 *	@param	string	$ref		ref of invoice
 	 *	@param	int		$facid			id of invoice
 	 *  @param	string	$rib_dom		rib domiciliation
 	 *	@return	void
 	 */
-	function EnregDestinataire($rowid, $client_nom, $rib_banque, $rib_guichet, $rib_number, $amount, $facnumber, $facid, $rib_dom='')
+	function EnregDestinataire($rowid, $client_nom, $rib_banque, $rib_guichet, $rib_number, $amount, $ref, $facid, $rib_dom='')
 	{
         // phpcs:enable
 		fputs($this->file, "06");
@@ -1537,7 +1537,7 @@ class BonPrelevement extends CommonObject
 
 		// Libelle F
 
-		fputs($this->file, substr("*_".$facnumber."_RDVnet".$rowid."                               ", 0, 31));
+		fputs($this->file, substr("*_".$ref."_RDVnet".$rowid."                               ", 0, 31));
 
 		// Code etablissement G1
 
@@ -1580,7 +1580,7 @@ class BonPrelevement extends CommonObject
 	 *	@param	string		$row_cg				pl.code_guichet AS cg,		Not used for SEPA
 	 *	@param	string		$row_cc				pl.number AS cc,			Not used for SEPA
 	 *	@param	string		$row_somme			pl.amount AS somme,
-	 *	@param	string		$row_facnumber		f.facnumber
+	 *	@param	string		$row_ref		f.ref
 	 *	@param	string		$row_idfac			pf.fk_facture AS idfac,
 	 *	@param	string		$row_iban			rib.iban_prefix AS iban,
 	 *	@param	string		$row_bic			rib.bic AS bic,
@@ -1588,7 +1588,7 @@ class BonPrelevement extends CommonObject
 	 *	@param	string		$row_drum			rib.rowid used to generate rum
 	 *	@return	string							Return string with SEPA part DrctDbtTxInf
 	 */
-	function EnregDestinataireSEPA($row_code_client, $row_nom, $row_address, $row_zip, $row_town, $row_country_code, $row_cb, $row_cg, $row_cc, $row_somme, $row_facnumber, $row_idfac, $row_iban, $row_bic, $row_datec, $row_drum)
+	function EnregDestinataireSEPA($row_code_client, $row_nom, $row_address, $row_zip, $row_town, $row_country_code, $row_cb, $row_cg, $row_cc, $row_somme, $row_ref, $row_idfac, $row_iban, $row_bic, $row_datec, $row_drum)
 	{
         // phpcs:enable
 		$CrLf = "\n";
@@ -1604,8 +1604,8 @@ class BonPrelevement extends CommonObject
 		$XML_DEBITOR ='';
 		$XML_DEBITOR .='			<DrctDbtTxInf>'.$CrLf;
 		$XML_DEBITOR .='				<PmtId>'.$CrLf;
-	//	$XML_DEBITOR .='					<EndToEndId>'.('AS-'.dol_trunc($row_facnumber,20).'-'.$Rowing).'</EndToEndId>'.$CrLf;          // ISO20022 states that EndToEndId has a MaxLength of 35 characters
-		$XML_DEBITOR .='					<EndToEndId>'.(($conf->global->END_TO_END != "" ) ? $conf->global->END_TO_END : ('AS-'.dol_trunc($row_facnumber,20)).'-'.$Rowing).'</EndToEndId>'.$CrLf;          // ISO20022 states that EndToEndId has a MaxLength of 35 characters
+	//	$XML_DEBITOR .='					<EndToEndId>'.('AS-'.dol_trunc($row_ref,20).'-'.$Rowing).'</EndToEndId>'.$CrLf;          // ISO20022 states that EndToEndId has a MaxLength of 35 characters
+		$XML_DEBITOR .='					<EndToEndId>'.(($conf->global->END_TO_END != "" ) ? $conf->global->END_TO_END : ('AS-'.dol_trunc($row_ref,20)).'-'.$Rowing).'</EndToEndId>'.$CrLf;          // ISO20022 states that EndToEndId has a MaxLength of 35 characters
 		$XML_DEBITOR .='				</PmtId>'.$CrLf;
 		$XML_DEBITOR .='				<InstdAmt Ccy="EUR">'.round($row_somme, 2).'</InstdAmt>'.$CrLf;
 		$XML_DEBITOR .='				<DrctDbtTx>'.$CrLf;
@@ -1636,9 +1636,9 @@ class BonPrelevement extends CommonObject
 		$XML_DEBITOR .='					</Id>'.$CrLf;
 		$XML_DEBITOR .='				</DbtrAcct>'.$CrLf;
 		$XML_DEBITOR .='				<RmtInf>'.$CrLf;
-	//	$XML_DEBITOR .='					<Ustrd>'.($row_facnumber.'/'.$Rowing.'/'.$Rum).'</Ustrd>'.$CrLf;
-	//	$XML_DEBITOR .='					<Ustrd>'.dol_trunc($row_facnumber, 135).'</Ustrd>'.$CrLf;        // 140 max
-		$XML_DEBITOR .='					<Ustrd>'.(($conf->global->USTRD != "" ) ? $conf->global->USTRD : dol_trunc($row_facnumber, 135) ).'</Ustrd>'.$CrLf;        // 140 max
+	//	$XML_DEBITOR .='					<Ustrd>'.($row_ref.'/'.$Rowing.'/'.$Rum).'</Ustrd>'.$CrLf;
+	//	$XML_DEBITOR .='					<Ustrd>'.dol_trunc($row_ref, 135).'</Ustrd>'.$CrLf;        // 140 max
+		$XML_DEBITOR .='					<Ustrd>'.(($conf->global->USTRD != "" ) ? $conf->global->USTRD : dol_trunc($row_ref, 135) ).'</Ustrd>'.$CrLf;        // 140 max
 		$XML_DEBITOR .='				</RmtInf>'.$CrLf;
 		$XML_DEBITOR .='			</DrctDbtTxInf>'.$CrLf;
 		return $XML_DEBITOR;
diff --git a/htdocs/compta/prelevement/create.php b/htdocs/compta/prelevement/create.php
index 02ccee567f5..8a313f1968c 100644
--- a/htdocs/compta/prelevement/create.php
+++ b/htdocs/compta/prelevement/create.php
@@ -188,7 +188,7 @@ print '<br>';
  * Invoices waiting for withdraw
  */
 
-$sql = "SELECT f.facnumber, f.rowid, f.total_ttc, s.nom as name, s.rowid as socid,";
+$sql = "SELECT f.ref, f.rowid, f.total_ttc, s.nom as name, s.rowid as socid,";
 $sql.= " pfd.date_demande, pfd.amount";
 $sql.= " FROM ".MAIN_DB_PREFIX."facture as f,";
 $sql.= " ".MAIN_DB_PREFIX."societe as s,";
@@ -249,7 +249,7 @@ if ($resql)
 			print '<tr class="oddeven">';
 			print '<td>';
 			$invoicestatic->id=$obj->rowid;
-			$invoicestatic->ref=$obj->facnumber;
+			$invoicestatic->ref=$obj->ref;
 			print $invoicestatic->getNomUrl(1,'withdraw');
 			print '</td>';
 			// Thirdparty
diff --git a/htdocs/compta/prelevement/demandes.php b/htdocs/compta/prelevement/demandes.php
index 3129d4af3c8..38fd41b3bb3 100644
--- a/htdocs/compta/prelevement/demandes.php
+++ b/htdocs/compta/prelevement/demandes.php
@@ -52,7 +52,7 @@ $offset = $limit * $page;
 $pageprev = $page - 1;
 $pagenext = $page + 1;
 if (! $sortorder) $sortorder="DESC";
-if (! $sortfield) $sortfield="f.facnumber";
+if (! $sortfield) $sortfield="f.ref";
 
 
 /*
@@ -66,7 +66,7 @@ $invoicestatic=new Facture($db);
 
 // List of requests
 
-$sql= "SELECT f.facnumber, f.rowid, f.total_ttc,";
+$sql= "SELECT f.ref, f.rowid, f.total_ttc,";
 $sql.= " s.nom as name, s.rowid as socid,";
 $sql.= " pfd.date_demande as date_demande,";
 $sql.= " pfd.fk_user_demande";
@@ -138,7 +138,7 @@ if ($resql)
 		// Ref facture
 		print '<td>';
 		$invoicestatic->id=$obj->rowid;
-		$invoicestatic->ref=$obj->facnumber;
+		$invoicestatic->ref=$obj->ref;
 		print $invoicestatic->getNomUrl(1,'withdraw');
 		print '</td>';
 
diff --git a/htdocs/compta/prelevement/factures.php b/htdocs/compta/prelevement/factures.php
index 1f0309f13f3..3b1f2d6e299 100644
--- a/htdocs/compta/prelevement/factures.php
+++ b/htdocs/compta/prelevement/factures.php
@@ -144,7 +144,7 @@ if ($prev_id > 0 || $ref)
 
 // List of invoices
 $sql = "SELECT pf.rowid,";
-$sql.= " f.rowid as facid, f.facnumber as ref, f.total_ttc,";
+$sql.= " f.rowid as facid, f.ref as ref, f.total_ttc,";
 $sql.= " s.rowid as socid, s.nom as name, pl.statut, pl.amount as amount_requested";
 $sql.= " FROM ".MAIN_DB_PREFIX."prelevement_bons as p";
 $sql.= ", ".MAIN_DB_PREFIX."prelevement_lignes as pl";
diff --git a/htdocs/compta/prelevement/index.php b/htdocs/compta/prelevement/index.php
index a73e9d4f835..447582de336 100644
--- a/htdocs/compta/prelevement/index.php
+++ b/htdocs/compta/prelevement/index.php
@@ -91,7 +91,7 @@ print '</td></tr></table><br>';
 /*
  * Invoices waiting for withdraw
  */
-$sql = "SELECT f.facnumber, f.rowid, f.total_ttc, f.fk_statut, f.paye, f.type,";
+$sql = "SELECT f.ref, f.rowid, f.total_ttc, f.fk_statut, f.paye, f.type,";
 $sql.= " pfd.date_demande, pfd.amount,";
 $sql.= " s.nom as name, s.rowid as socid";
 $sql.= " FROM ".MAIN_DB_PREFIX."facture as f,";
@@ -120,7 +120,7 @@ if ($resql)
             $obj = $db->fetch_object($resql);
 
             $invoicestatic->id=$obj->rowid;
-            $invoicestatic->ref=$obj->facnumber;
+            $invoicestatic->ref=$obj->ref;
             $invoicestatic->statut=$obj->fk_statut;
             $invoicestatic->paye=$obj->paye;
             $invoicestatic->type=$obj->type;
diff --git a/htdocs/compta/prelevement/ligne.php b/htdocs/compta/prelevement/ligne.php
index 38e5f91ec2b..85e503bfe7b 100644
--- a/htdocs/compta/prelevement/ligne.php
+++ b/htdocs/compta/prelevement/ligne.php
@@ -261,7 +261,7 @@ if ($id)
 	 * List of invoices
 	 */
 	$sql = "SELECT pf.rowid";
-	$sql.= " ,f.rowid as facid, f.facnumber as ref, f.total_ttc, f.paye, f.fk_statut";
+	$sql.= " ,f.rowid as facid, f.ref as ref, f.total_ttc, f.paye, f.fk_statut";
 	$sql.= " , s.rowid as socid, s.nom as name";
 	$sql.= " FROM ".MAIN_DB_PREFIX."prelevement_bons as p";
 	$sql.= " , ".MAIN_DB_PREFIX."prelevement_lignes as pl";
diff --git a/htdocs/compta/prelevement/list.php b/htdocs/compta/prelevement/list.php
index 1313658a5f7..cf5a0b2851f 100644
--- a/htdocs/compta/prelevement/list.php
+++ b/htdocs/compta/prelevement/list.php
@@ -82,7 +82,7 @@ $form=new Form($db);
 llxHeader('',$langs->trans("WithdrawalsLines"));
 
 $sql = "SELECT p.rowid, p.ref, p.statut, p.datec";
-$sql.= " ,f.rowid as facid, f.facnumber, f.total_ttc";
+$sql.= " ,f.rowid as facid, f.ref, f.total_ttc";
 $sql.= " , s.rowid as socid, s.nom as name, s.code_client";
 $sql.= " , pl.amount, pl.statut as statut_ligne, pl.rowid as rowid_ligne";
 $sql.= " FROM ".MAIN_DB_PREFIX."prelevement_bons as p";
@@ -155,7 +155,7 @@ if ($result)
     print '<tr class="liste_titre">';
     print_liste_field_titre("Line",$_SERVER["PHP_SELF"]);
     print_liste_field_titre("WithdrawalsReceipts",$_SERVER["PHP_SELF"],"p.ref");
-    print_liste_field_titre("Bill",$_SERVER["PHP_SELF"],"f.facnumber",'',$urladd);
+    print_liste_field_titre("Bill",$_SERVER["PHP_SELF"],"f.ref",'',$urladd);
     print_liste_field_titre("Company",$_SERVER["PHP_SELF"],"s.nom");
     print_liste_field_titre("CustomerCode",$_SERVER["PHP_SELF"],"s.code_client",'','','align="center"');
     print_liste_field_titre("Date",$_SERVER["PHP_SELF"],"p.datec","","",'align="center"');
@@ -185,7 +185,7 @@ if ($result)
 
         print '<td><a href="'.DOL_URL_ROOT.'/compta/facture/card.php?facid='.$obj->facid.'">';
         print img_object($langs->trans("ShowBill"),"bill");
-          print '&nbsp;<a href="'.DOL_URL_ROOT.'/compta/facture/card.php?facid='.$obj->facid.'">'.$obj->facnumber."</a></td>\n";
+          print '&nbsp;<a href="'.DOL_URL_ROOT.'/compta/facture/card.php?facid='.$obj->facid.'">'.$obj->ref."</a></td>\n";
         print '</a></td>';
 
         print '<td><a href="card.php?id='.$obj->rowid.'">'.$obj->name."</a></td>\n";
diff --git a/htdocs/compta/recap-compta.php b/htdocs/compta/recap-compta.php
index 3a22666e2f7..af03b94db09 100644
--- a/htdocs/compta/recap-compta.php
+++ b/htdocs/compta/recap-compta.php
@@ -117,7 +117,7 @@ if ($id > 0)
 
 		$TData = array();
 
-		$sql = "SELECT s.nom, s.rowid as socid, f.facnumber, f.amount, f.datef as df,";
+		$sql = "SELECT s.nom, s.rowid as socid, f.ref, f.amount, f.datef as df,";
 		$sql.= " f.paye as paye, f.fk_statut as statut, f.rowid as facid,";
 		$sql.= " u.login, u.rowid as userid";
 		$sql.= " FROM ".MAIN_DB_PREFIX."societe as s,".MAIN_DB_PREFIX."facture as f,".MAIN_DB_PREFIX."user as u";
diff --git a/htdocs/compta/stats/index.php b/htdocs/compta/stats/index.php
index 711c8ec2bb7..7ccb2ab80cc 100644
--- a/htdocs/compta/stats/index.php
+++ b/htdocs/compta/stats/index.php
@@ -541,14 +541,14 @@ print '</div>';
  // Factures non reglees
  // Y a bug ici. Il faut prendre le reste a payer et non le total des factures non reglees !
 
- $sql = "SELECT f.facnumber, f.rowid, s.nom, s.rowid as socid, f.total_ttc, sum(pf.amount) as am";
+ $sql = "SELECT f.ref, f.rowid, s.nom, s.rowid as socid, f.total_ttc, sum(pf.amount) as am";
  $sql .= " FROM ".MAIN_DB_PREFIX."societe as s,".MAIN_DB_PREFIX."facture as f left join ".MAIN_DB_PREFIX."paiement_facture as pf on f.rowid=pf.fk_facture";
  $sql .= " WHERE s.rowid = f.fk_soc AND f.paye = 0 AND f.fk_statut = 1";
  if ($socid)
  {
  $sql .= " AND f.fk_soc = $socid";
  }
- $sql .= " GROUP BY f.facnumber,f.rowid,s.nom, s.rowid, f.total_ttc";
+ $sql .= " GROUP BY f.ref,f.rowid,s.nom, s.rowid, f.total_ttc";
 
  $resql=$db->query($sql);
  if ($resql)
diff --git a/htdocs/core/boxes/box_factures.php b/htdocs/core/boxes/box_factures.php
index c76ea8d825b..ba8363d5239 100644
--- a/htdocs/core/boxes/box_factures.php
+++ b/htdocs/core/boxes/box_factures.php
@@ -89,7 +89,7 @@ class box_factures extends ModeleBoxes
 
         if ($user->rights->facture->lire) {
             $sql = "SELECT f.rowid as facid";
-            $sql.= ", f.facnumber, f.type, f.total as total_ht";
+            $sql.= ", f.ref, f.type, f.total as total_ht";
             $sql.= ", f.tva as total_tva";
             $sql.= ", f.total_ttc";
             $sql.= ", f.datef as df";
@@ -103,8 +103,8 @@ class box_factures extends ModeleBoxes
 			$sql.= " AND f.entity = ".$conf->entity;
 			if (!$user->rights->societe->client->voir && !$user->societe_id) $sql.= " AND s.rowid = sc.fk_soc AND sc.fk_user = " .$user->id;
 			if($user->societe_id)	$sql.= " AND s.rowid = ".$user->societe_id;
-            if ($conf->global->MAIN_LASTBOX_ON_OBJECT_DATE) $sql.= " ORDER BY f.datef DESC, f.facnumber DESC ";
-            else $sql.= " ORDER BY f.tms DESC, f.facnumber DESC ";
+            if ($conf->global->MAIN_LASTBOX_ON_OBJECT_DATE) $sql.= " ORDER BY f.datef DESC, f.ref DESC ";
+            else $sql.= " ORDER BY f.tms DESC, f.ref DESC ";
 			$sql.= $db->plimit($max, 0);
 
 			$result = $db->query($sql);
@@ -123,7 +123,7 @@ class box_factures extends ModeleBoxes
                     $datem = $db->jdate($objp->tms);
 
                     $facturestatic->id = $objp->facid;
-                    $facturestatic->ref = $objp->facnumber;
+                    $facturestatic->ref = $objp->ref;
                     $facturestatic->type = $objp->type;
                     $facturestatic->total_ht = $objp->total_ht;
                     $facturestatic->total_tva = $objp->total_tva;
diff --git a/htdocs/core/boxes/box_factures_imp.php b/htdocs/core/boxes/box_factures_imp.php
index 10edddf4667..5790af3c8d2 100644
--- a/htdocs/core/boxes/box_factures_imp.php
+++ b/htdocs/core/boxes/box_factures_imp.php
@@ -89,7 +89,7 @@ class box_factures_imp extends ModeleBoxes
 			$sql = "SELECT s.nom as name, s.rowid as socid, s.email,";
             $sql.= " s.code_client,";
             $sql.= " s.logo,";
-			$sql.= " f.facnumber, f.date_lim_reglement as datelimite,";
+			$sql.= " f.ref, f.date_lim_reglement as datelimite,";
             $sql.= " f.type,";
 			$sql.= " f.amount, f.datef as df,";
             $sql.= " f.total as total_ht,";
@@ -107,10 +107,10 @@ class box_factures_imp extends ModeleBoxes
 			$sql.= " AND fk_statut = 1";
 			if (!$user->rights->societe->client->voir && !$user->societe_id) $sql.= " AND s.rowid = sc.fk_soc AND sc.fk_user = " .$user->id;
 			if($user->societe_id) $sql.= " AND s.rowid = ".$user->societe_id;
-			$sql.= " GROUP BY s.nom, s.rowid, s.code_client, s.logo, f.facnumber, f.date_lim_reglement,";
+			$sql.= " GROUP BY s.nom, s.rowid, s.code_client, s.logo, f.ref, f.date_lim_reglement,";
 			$sql.= " f.type, f.amount, f.datef, f.total, f.tva, f.total_ttc, f.paye, f.fk_statut, f.rowid";
-			//$sql.= " ORDER BY f.datef DESC, f.facnumber DESC ";
-			$sql.= " ORDER BY datelimite ASC, f.facnumber ASC ";
+			//$sql.= " ORDER BY f.datef DESC, f.ref DESC ";
+			$sql.= " ORDER BY datelimite ASC, f.ref ASC ";
 			$sql.= $db->plimit($max, 0);
 
 			$result = $db->query($sql);
@@ -127,7 +127,7 @@ class box_factures_imp extends ModeleBoxes
 					$objp = $db->fetch_object($result);
 					$datelimite=$db->jdate($objp->datelimite);
                     $facturestatic->id = $objp->facid;
-                    $facturestatic->ref = $objp->facnumber;
+                    $facturestatic->ref = $objp->ref;
                     $facturestatic->type = $objp->type;
                     $facturestatic->total_ht = $objp->total_ht;
                     $facturestatic->total_tva = $objp->total_tva;
diff --git a/htdocs/core/class/commoninvoice.class.php b/htdocs/core/class/commoninvoice.class.php
index 1dd218ecc82..cd346dd95e2 100644
--- a/htdocs/core/class/commoninvoice.class.php
+++ b/htdocs/core/class/commoninvoice.class.php
@@ -364,11 +364,11 @@ abstract class CommonInvoice extends CommonObject
 			if ($this->element != 'invoice_supplier')
 			{
 				if (empty($this->thirdparty)) $this->fetch_thirdparty();	// We need to have this->thirdparty defined, in case of numbering rule use tags that depend on thirdparty (like {t} tag).
-				$maxfacnumber = $this->getNextNumRef($this->thirdparty,'last');
+				$maxref = $this->getNextNumRef($this->thirdparty,'last');
 
 				// If there is no invoice into the reset range and not already dispatched, we can delete
 				// If invoice to delete is last one and not already dispatched, we can delete
-				if (empty($conf->global->INVOICE_CAN_ALWAYS_BE_REMOVED) && $maxfacnumber != '' && $maxfacnumber != $this->ref) return -2;
+				if (empty($conf->global->INVOICE_CAN_ALWAYS_BE_REMOVED) && $maxref != '' && $maxref != $this->ref) return -2;
 
 				// TODO If there is payment in bookkeeping, check payment is not dispatched in accounting
 				// ...
diff --git a/htdocs/core/class/discount.class.php b/htdocs/core/class/discount.class.php
index 26a5dfe9fb1..48c426a830f 100644
--- a/htdocs/core/class/discount.class.php
+++ b/htdocs/core/class/discount.class.php
@@ -126,7 +126,7 @@ class DiscountAbsolute
         $sql.= " sr.multicurrency_amount_ht, sr.multicurrency_amount_tva, sr.multicurrency_amount_ttc,";
         $sql.= " sr.fk_facture_line, sr.fk_facture, sr.fk_facture_source, sr.fk_invoice_supplier_line, sr.fk_invoice_supplier, sr.fk_invoice_supplier_source, sr.description,";
         $sql.= " sr.datec,";
-        $sql.= " f.facnumber as ref_facture_source, fsup.facnumber as ref_invoice_supplier_source";
+        $sql.= " f.ref as ref_facture_source, fsup.ref as ref_invoice_supplier_source";
         $sql.= " FROM ".MAIN_DB_PREFIX."societe_remise_except as sr";
         $sql.= " LEFT JOIN ".MAIN_DB_PREFIX."facture as f ON sr.fk_facture_source = f.rowid";
         $sql.= " LEFT JOIN ".MAIN_DB_PREFIX."facture as fsup ON sr.fk_invoice_supplier_source = fsup.rowid";
diff --git a/htdocs/core/class/html.form.class.php b/htdocs/core/class/html.form.class.php
index b13224782c9..39c4119dfc3 100644
--- a/htdocs/core/class/html.form.class.php
+++ b/htdocs/core/class/html.form.class.php
@@ -3439,7 +3439,7 @@ class Form
 		$langs->load('bills');
 
 		$opt = '<option value ="" selected></option>';
-		$sql = 'SELECT rowid, facnumber, situation_cycle_ref, situation_counter, situation_final, fk_soc FROM ' . MAIN_DB_PREFIX . 'facture WHERE situation_counter>=1';
+		$sql = 'SELECT rowid, ref, situation_cycle_ref, situation_counter, situation_final, fk_soc FROM ' . MAIN_DB_PREFIX . 'facture WHERE situation_counter>=1';
 		$sql.= ' ORDER by situation_cycle_ref, situation_counter desc';
 		$resql = $this->db->query($sql);
 		if ($resql && $this->db->num_rows($resql) > 0) {
@@ -3455,11 +3455,11 @@ class Form
 						//not final ?
 			            if ($obj->situation_final != 1) {
 							//Not prov?
-			                if (substr($obj->facnumber, 1, 4) != 'PROV') {
+			                if (substr($obj->ref, 1, 4) != 'PROV') {
 			                    if ($selected == $obj->rowid) {
-			                        $opt .= '<option value="' . $obj->rowid . '" selected>' . $obj->facnumber . '</option>';
+			                        $opt .= '<option value="' . $obj->rowid . '" selected>' . $obj->ref . '</option>';
 								} else {
-								    $opt .= '<option value="' . $obj->rowid . '">' . $obj->facnumber . '</option>';
+								    $opt .= '<option value="' . $obj->rowid . '">' . $obj->ref . '</option>';
 								}
 							}
 						}
@@ -6415,7 +6415,7 @@ class Form
 			$possiblelinks=array(
 				'propal'=>array('enabled'=>$conf->propal->enabled, 'perms'=>1, 'label'=>'LinkToProposal', 'sql'=>"SELECT s.rowid as socid, s.nom as name, s.client, t.rowid, t.ref, t.ref_client, t.total_ht FROM ".MAIN_DB_PREFIX."societe as s, ".MAIN_DB_PREFIX."propal as t WHERE t.fk_soc = s.rowid AND t.fk_soc IN (".$listofidcompanytoscan.') AND t.entity IN ('.getEntity('propal').')'),
 				'order'=>array('enabled'=>$conf->commande->enabled, 'perms'=>1, 'label'=>'LinkToOrder', 'sql'=>"SELECT s.rowid as socid, s.nom as name, s.client, t.rowid, t.ref, t.ref_client, t.total_ht FROM ".MAIN_DB_PREFIX."societe as s, ".MAIN_DB_PREFIX."commande as t WHERE t.fk_soc = s.rowid AND t.fk_soc IN (".$listofidcompanytoscan.') AND t.entity IN ('.getEntity('commande').')'),
-				'invoice'=>array('enabled'=>$conf->facture->enabled, 'perms'=>1, 'label'=>'LinkToInvoice', 'sql'=>"SELECT s.rowid as socid, s.nom as name, s.client, t.rowid, t.facnumber as ref, t.ref_client, t.total as total_ht FROM ".MAIN_DB_PREFIX."societe as s, ".MAIN_DB_PREFIX."facture as t WHERE t.fk_soc = s.rowid AND t.fk_soc IN (".$listofidcompanytoscan.') AND t.entity IN ('.getEntity('facture').')'),
+				'invoice'=>array('enabled'=>$conf->facture->enabled, 'perms'=>1, 'label'=>'LinkToInvoice', 'sql'=>"SELECT s.rowid as socid, s.nom as name, s.client, t.rowid, t.ref as ref, t.ref_client, t.total as total_ht FROM ".MAIN_DB_PREFIX."societe as s, ".MAIN_DB_PREFIX."facture as t WHERE t.fk_soc = s.rowid AND t.fk_soc IN (".$listofidcompanytoscan.') AND t.entity IN ('.getEntity('facture').')'),
 				'invoice_template'=>array('enabled'=>$conf->facture->enabled, 'perms'=>1, 'label'=>'LinkToTemplateInvoice', 'sql'=>"SELECT s.rowid as socid, s.nom as name, s.client, t.rowid, t.titre as ref, t.total as total_ht FROM ".MAIN_DB_PREFIX."societe as s, ".MAIN_DB_PREFIX."facture_rec as t WHERE t.fk_soc = s.rowid AND t.fk_soc IN (".$listofidcompanytoscan.') AND t.entity IN ('.getEntity('facture').')'),
 				'contrat'=>array('enabled'=>$conf->contrat->enabled , 'perms'=>1, 'label'=>'LinkToContract', 'sql'=>"SELECT s.rowid as socid, s.nom as name, s.client, t.rowid, t.ref, t.ref_supplier, '' as total_ht FROM ".MAIN_DB_PREFIX."societe as s, ".MAIN_DB_PREFIX."contrat as t WHERE t.fk_soc = s.rowid AND t.fk_soc IN (".$listofidcompanytoscan.') AND t.entity IN ('.getEntity('contract').')'),
 				'fichinter'=>array('enabled'=>$conf->ficheinter->enabled, 'perms'=>1, 'label'=>'LinkToIntervention', 'sql'=>"SELECT s.rowid as socid, s.nom as name, s.client, t.rowid, t.ref FROM ".MAIN_DB_PREFIX."societe as s, ".MAIN_DB_PREFIX."fichinter as t WHERE t.fk_soc = s.rowid AND t.fk_soc IN (".$listofidcompanytoscan.') AND t.entity IN ('.getEntity('intervention').')'),
diff --git a/htdocs/core/class/html.formprojet.class.php b/htdocs/core/class/html.formprojet.class.php
index 1b6efe56820..9419887bb4f 100644
--- a/htdocs/core/class/html.formprojet.class.php
+++ b/htdocs/core/class/html.formprojet.class.php
@@ -507,7 +507,7 @@ class FormProjets
 				$sql = "SELECT t.rowid, t.label as ref";
 				break;
 			case "facture":
-				$sql = "SELECT t.rowid, t.facnumber as ref";
+				$sql = "SELECT t.rowid, t.ref as ref";
 				break;
 			case "facture_fourn":
 				$sql = "SELECT t.rowid, t.ref, t.ref_supplier";
diff --git a/htdocs/core/lib/invoice2.lib.php b/htdocs/core/lib/invoice2.lib.php
index f318f493417..f511d12da21 100644
--- a/htdocs/core/lib/invoice2.lib.php
+++ b/htdocs/core/lib/invoice2.lib.php
@@ -50,13 +50,13 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
  */
 function rebuild_merge_pdf($db, $langs, $conf, $diroutputpdf, $newlangid, $filter, $dateafterdate, $datebeforedate, $paymentdateafter, $paymentdatebefore, $usestdout, $regenerate=0, $filesuffix='', $paymentbankid='', $thirdpartiesid='', $fileprefix='mergedpdf')
 {
-	$sql = "SELECT DISTINCT f.rowid, f.facnumber";
+	$sql = "SELECT DISTINCT f.rowid, f.ref";
 	$sql.= " FROM ".MAIN_DB_PREFIX."facture as f";
 	$sqlwhere='';
 	$sqlorder='';
 	if (in_array('all',$filter))
 	{
-		$sqlorder = " ORDER BY f.facnumber ASC";
+		$sqlorder = " ORDER BY f.ref ASC";
 	}
 	if (in_array('date',$filter))
 	{
@@ -175,11 +175,11 @@ function rebuild_merge_pdf($db, $langs, $conf, $diroutputpdf, $newlangid, $filte
 					$filename=$conf->facture->dir_output.'/'.$fac->ref.'/'.$fac->ref.'.pdf';
 					if ($regenerate || ! dol_is_file($filename))
 					{
-	            	    if ($usestdout) print "Build PDF for invoice ".$obj->facnumber." - Lang = ".$outputlangs->defaultlang."\n";
+	            	    if ($usestdout) print "Build PDF for invoice ".$obj->ref." - Lang = ".$outputlangs->defaultlang."\n";
 	    				$result= $fac->generateDocument($regenerate?$regenerate:$fac->modelpdf, $outputlangs);
 					}
 					else {
-					    if ($usestdout) print "PDF for invoice ".$obj->facnumber." already exists\n";
+					    if ($usestdout) print "PDF for invoice ".$obj->ref." already exists\n";
 					}
 
 					// Add file into files array
diff --git a/htdocs/core/lib/tax.lib.php b/htdocs/core/lib/tax.lib.php
index a61026fa67d..9d07380f162 100644
--- a/htdocs/core/lib/tax.lib.php
+++ b/htdocs/core/lib/tax.lib.php
@@ -109,7 +109,7 @@ function tax_by_thirdparty($type, $db, $y, $date_start, $date_end, $modetax, $di
     	$total_tva='total_tva';
     	$paymenttable='paiement';
     	$paymentfacturetable='paiement_facture';
-    	$invoicefieldref='facnumber';
+    	$invoicefieldref='ref';
     }
     if ($direction == 'buy')
     {
@@ -578,7 +578,7 @@ function tax_by_rate($type, $db, $y, $q, $date_start, $date_end, $modetax, $dire
         $total_tva='total_tva';
         $paymenttable='paiement';
         $paymentfacturetable='paiement_facture';
-        $invoicefieldref='facnumber';
+        $invoicefieldref='ref';
     }
     else
     {
diff --git a/htdocs/core/modules/facture/mod_facture_mars.php b/htdocs/core/modules/facture/mod_facture_mars.php
index 19161ae1325..6e1b1eafa08 100644
--- a/htdocs/core/modules/facture/mod_facture_mars.php
+++ b/htdocs/core/modules/facture/mod_facture_mars.php
@@ -99,9 +99,9 @@ class mod_facture_mars extends ModeleNumRefFactures
 		$fayymm=''; $max='';
 
 		$posindice=8;
-		$sql = "SELECT MAX(CAST(SUBSTRING(facnumber FROM ".$posindice.") AS SIGNED) as max";	// This is standard SQL
+		$sql = "SELECT MAX(CAST(SUBSTRING(ref FROM ".$posindice.") AS SIGNED) as max";	// This is standard SQL
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture";
-		$sql.= " WHERE facnumber LIKE '".$db->escape($this->prefixinvoice)."____-%'";
+		$sql.= " WHERE ref LIKE '".$db->escape($this->prefixinvoice)."____-%'";
 		$sql.= " AND entity = ".$conf->entity;
 
 		$resql=$db->query($sql);
@@ -121,9 +121,9 @@ class mod_facture_mars extends ModeleNumRefFactures
 		$fayymm='';
 
 		$posindice=8;
-		$sql = "SELECT MAX(SUBSTRING(facnumber FROM ".$posindice.")) as max";	// This is standard SQL
+		$sql = "SELECT MAX(SUBSTRING(ref FROM ".$posindice.")) as max";	// This is standard SQL
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture";
-		$sql.= " WHERE facnumber LIKE '".$db->escape($this->prefixcreditnote)."____-%'";
+		$sql.= " WHERE ref LIKE '".$db->escape($this->prefixcreditnote)."____-%'";
 		$sql.= " AND entity = ".$conf->entity;
 
 		$resql=$db->query($sql);
@@ -162,9 +162,9 @@ class mod_facture_mars extends ModeleNumRefFactures
 
 		// D'abord on recupere la valeur max
 		$posindice=8;
-		$sql = "SELECT MAX(CAST(SUBSTRING(facnumber FROM ".$posindice.") AS SIGNED)) as max";	// This is standard SQL
+		$sql = "SELECT MAX(CAST(SUBSTRING(ref FROM ".$posindice.") AS SIGNED)) as max";	// This is standard SQL
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture";
-		$sql.= " WHERE facnumber LIKE '".$prefix."____-%'";
+		$sql.= " WHERE ref LIKE '".$prefix."____-%'";
 		$sql.= " AND entity IN (".getEntity('invoicenumber', 1, $invoice).")";
 
 		$resql=$db->query($sql);
@@ -186,9 +186,9 @@ class mod_facture_mars extends ModeleNumRefFactures
     		else $num = sprintf("%04s",$max);
 
             $ref='';
-            $sql = "SELECT facnumber as ref";
+            $sql = "SELECT ref as ref";
             $sql.= " FROM ".MAIN_DB_PREFIX."facture";
-            $sql.= " WHERE facnumber LIKE '".$prefix."____-".$num."'";
+            $sql.= " WHERE ref LIKE '".$prefix."____-".$num."'";
             $sql.= " AND entity IN (".getEntity('invoicenumber', 1, $invoice).")";
 
             dol_syslog(get_class($this)."::getNextValue", LOG_DEBUG);
diff --git a/htdocs/core/modules/facture/mod_facture_mercure.php b/htdocs/core/modules/facture/mod_facture_mercure.php
index 88217172c76..c454b200004 100644
--- a/htdocs/core/modules/facture/mod_facture_mercure.php
+++ b/htdocs/core/modules/facture/mod_facture_mercure.php
@@ -167,7 +167,7 @@ class mod_facture_mercure extends ModeleNumRefFactures
     	// Get entities
     	$entity = getEntity('invoicenumber', 1, $invoice);
 
-    	$numFinal=get_next_value($db,$mask,'facture','facnumber',$where,$objsoc,$invoice->date,$mode,false,null,$entity);
+    	$numFinal=get_next_value($db,$mask,'facture','ref',$where,$objsoc,$invoice->date,$mode,false,null,$entity);
     	if (! preg_match('/([0-9])+/',$numFinal)) $this->error = $numFinal;
 
     	return  $numFinal;
diff --git a/htdocs/core/modules/facture/mod_facture_terre.php b/htdocs/core/modules/facture/mod_facture_terre.php
index 1c19d564486..3637f7d9831 100644
--- a/htdocs/core/modules/facture/mod_facture_terre.php
+++ b/htdocs/core/modules/facture/mod_facture_terre.php
@@ -96,9 +96,9 @@ class mod_facture_terre extends ModeleNumRefFactures
 		$fayymm=''; $max='';
 
 		$posindice=8;
-		$sql = "SELECT MAX(CAST(SUBSTRING(facnumber FROM ".$posindice.") AS SIGNED)) as max";	// This is standard SQL
+		$sql = "SELECT MAX(CAST(SUBSTRING(ref FROM ".$posindice.") AS SIGNED)) as max";	// This is standard SQL
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture";
-		$sql.= " WHERE facnumber LIKE '".$db->escape($this->prefixinvoice)."____-%'";
+		$sql.= " WHERE ref LIKE '".$db->escape($this->prefixinvoice)."____-%'";
 		$sql.= " AND entity = ".$conf->entity;
 
 		$resql=$db->query($sql);
@@ -118,9 +118,9 @@ class mod_facture_terre extends ModeleNumRefFactures
 		$fayymm='';
 
 		$posindice=8;
-		$sql = "SELECT MAX(CAST(SUBSTRING(facnumber FROM ".$posindice.") AS SIGNED)) as max";	// This is standard SQL
+		$sql = "SELECT MAX(CAST(SUBSTRING(ref FROM ".$posindice.") AS SIGNED)) as max";	// This is standard SQL
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture";
-		$sql.= " WHERE facnumber LIKE '".$db->escape($this->prefixcreditnote)."____-%'";
+		$sql.= " WHERE ref LIKE '".$db->escape($this->prefixcreditnote)."____-%'";
 		$sql.= " AND entity = ".$conf->entity;
 
 		$resql=$db->query($sql);
@@ -139,9 +139,9 @@ class mod_facture_terre extends ModeleNumRefFactures
 		$fayymm='';
 
 		$posindice=8;
-		$sql = "SELECT MAX(CAST(SUBSTRING(facnumber FROM ".$posindice.") AS SIGNED)) as max";	// This is standard SQL
+		$sql = "SELECT MAX(CAST(SUBSTRING(ref FROM ".$posindice.") AS SIGNED)) as max";	// This is standard SQL
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture";
-		$sql.= " WHERE facnumber LIKE '".$db->escape($this->prefixdeposit)."____-%'";
+		$sql.= " WHERE ref LIKE '".$db->escape($this->prefixdeposit)."____-%'";
 		$sql.= " AND entity = ".$conf->entity;
 
 		$resql=$db->query($sql);
@@ -177,9 +177,9 @@ class mod_facture_terre extends ModeleNumRefFactures
 
 		// D'abord on recupere la valeur max
 		$posindice=8;
-		$sql = "SELECT MAX(CAST(SUBSTRING(facnumber FROM ".$posindice.") AS SIGNED)) as max";	// This is standard SQL
+		$sql = "SELECT MAX(CAST(SUBSTRING(ref FROM ".$posindice.") AS SIGNED)) as max";	// This is standard SQL
 		$sql.= " FROM ".MAIN_DB_PREFIX."facture";
-		$sql.= " WHERE facnumber LIKE '".$prefix."____-%'";
+		$sql.= " WHERE ref LIKE '".$prefix."____-%'";
 		$sql.= " AND entity IN (".getEntity('invoicenumber', 1, $invoice).")";
 
 		$resql=$db->query($sql);
@@ -201,9 +201,9 @@ class mod_facture_terre extends ModeleNumRefFactures
     		else $num = sprintf("%04s",$max);
 
             $ref='';
-            $sql = "SELECT facnumber as ref";
+            $sql = "SELECT ref as ref";
             $sql.= " FROM ".MAIN_DB_PREFIX."facture";
-            $sql.= " WHERE facnumber LIKE '".$prefix."____-".$num."'";
+            $sql.= " WHERE ref LIKE '".$prefix."____-".$num."'";
             $sql.= " AND entity IN (".getEntity('invoicenumber', 1, $invoice).")";
 
             dol_syslog(get_class($this)."::getNextValue", LOG_DEBUG);
diff --git a/htdocs/core/modules/modApi.class.php b/htdocs/core/modules/modApi.class.php
index 71374e136e5..45aedc11406 100644
--- a/htdocs/core/modules/modApi.class.php
+++ b/htdocs/core/modules/modApi.class.php
@@ -194,7 +194,7 @@ class modApi extends DolibarrModules
 		// $this->export_fields_array[$r]=array(
 		//	's.rowid'=>"IdCompany",'s.nom'=>'CompanyName','s.address'=>'Address','s.zip'=>'Zip','s.town'=>'Town','s.fk_pays'=>'Country','s.phone'=>'Phone',
 		//	's.siren'=>'ProfId1','s.siret'=>'ProfId2','s.ape'=>'ProfId3','s.idprof4'=>'ProfId4','s.code_compta'=>'CustomerAccountancyCode',
-		//	's.code_compta_fournisseur'=>'SupplierAccountancyCode','f.rowid'=>"InvoiceId",'f.facnumber'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",
+		//	's.code_compta_fournisseur'=>'SupplierAccountancyCode','f.rowid'=>"InvoiceId",'f.ref'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",
 		//	'f.datef'=>"DateInvoice",'f.total'=>"TotalHT",'f.total_ttc'=>"TotalTTC",'f.tva'=>"TotalVAT",'f.paye'=>"InvoicePaid",'f.fk_statut'=>'InvoiceStatus',
 		//	'f.note'=>"InvoiceNote",'fd.rowid'=>'LineId','fd.description'=>"LineDescription",'fd.price'=>"LineUnitPrice",'fd.tva_tx'=>"LineVATRate",
 		//	'fd.qty'=>"LineQty",'fd.total_ht'=>"LineTotalHT",'fd.total_tva'=>"LineTotalTVA",'fd.total_ttc'=>"LineTotalTTC",'fd.date_start'=>"DateStart",
@@ -203,7 +203,7 @@ class modApi extends DolibarrModules
 		// $this->export_entities_array[$r]=array(
 		//	's.rowid'=>"company",'s.nom'=>'company','s.address'=>'company','s.zip'=>'company','s.town'=>'company','s.fk_pays'=>'company','s.phone'=>'company',
 		//	's.siren'=>'company','s.siret'=>'company','s.ape'=>'company','s.idprof4'=>'company','s.code_compta'=>'company','s.code_compta_fournisseur'=>'company',
-		//	'f.rowid'=>"invoice",'f.facnumber'=>"invoice",'f.datec'=>"invoice",'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",'f.tva'=>"invoice",
+		//	'f.rowid'=>"invoice",'f.ref'=>"invoice",'f.datec'=>"invoice",'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",'f.tva'=>"invoice",
 		//	'f.paye'=>"invoice",'f.fk_statut'=>'invoice','f.note'=>"invoice",'fd.rowid'=>'invoice_line','fd.description'=>"invoice_line",'fd.price'=>"invoice_line",
 		//	'fd.total_ht'=>"invoice_line",'fd.total_tva'=>"invoice_line",'fd.total_ttc'=>"invoice_line",'fd.tva_tx'=>"invoice_line",'fd.qty'=>"invoice_line",
 		//	'fd.date_start'=>"invoice_line",'fd.date_end'=>"invoice_line",'fd.fk_product'=>'product','p.ref'=>'product'
diff --git a/htdocs/core/modules/modBanque.class.php b/htdocs/core/modules/modBanque.class.php
index 8cfcaaf83da..89a84f564b8 100644
--- a/htdocs/core/modules/modBanque.class.php
+++ b/htdocs/core/modules/modBanque.class.php
@@ -178,13 +178,13 @@ class modBanque extends DolibarrModules
 		$this->export_label[$r]='Bordereaux remise Chq/Fact';
 		$this->export_permission[$r]=array(array("banque","export"));
 		$this->export_fields_array[$r]=array("bch.rowid"=>"DepositId","bch.ref"=>"Numero","bch.ref_ext"=>"RefExt",'ba.ref'=>'AccountRef','ba.label'=>'AccountLabel','b.datev'=>'DateValue','b.num_chq'=>'ChequeOrTransferNumber','b.amount'=>'Credit','b.num_releve'=>'AccountStatement','b.datec'=>"DateCreation",
-			"bch.date_bordereau"=>"Date","bch.amount"=>"Total","bch.nbcheque"=>"NbCheque","bu.url_id"=>"IdThirdParty","s.nom"=>"ThirdParty","s.code_compta"=>"CustomerAccountancyCode","f.facnumber"=>"InvoiceRef"
+			"bch.date_bordereau"=>"Date","bch.amount"=>"Total","bch.nbcheque"=>"NbCheque","bu.url_id"=>"IdThirdParty","s.nom"=>"ThirdParty","s.code_compta"=>"CustomerAccountancyCode","f.ref"=>"InvoiceRef"
 			);
 		$this->export_TypeFields_array[$r]=array('ba.ref'=>'Text','ba.label'=>'Text','b.datev'=>'Date','b.num_chq'=>'Text','b.amount'=>'Numeric','b.num_releve'=>'Text','b.datec'=>"Date",
-			"bch.date_bordereau"=>"Date","bch.rowid"=>"Numeric","bch.ref"=>"Numeric","bch.ref_ext"=>"Text","bch.amount"=>"Numeric","bch.nbcheque"=>"Numeric","bu.url_id"=>"Text","s.nom"=>"Text","s.code_compta"=>"Text","f.facnumber"=>"Text"
+			"bch.date_bordereau"=>"Date","bch.rowid"=>"Numeric","bch.ref"=>"Numeric","bch.ref_ext"=>"Text","bch.amount"=>"Numeric","bch.nbcheque"=>"Numeric","bu.url_id"=>"Text","s.nom"=>"Text","s.code_compta"=>"Text","f.ref"=>"Text"
 			);
 		$this->export_entities_array[$r]=array('ba.ref'=>'account','ba.label'=>'account','b.datev'=>'account','b.num_chq'=>'account','b.amount'=>'account','b.num_releve'=>'account','b.datec'=>"account",
-			"bu.url_id"=>"company","s.nom"=>"company","s.code_compta"=>"company","s.code_compta_fournisseur"=>"company","f.facnumber"=>"invoice");
+			"bu.url_id"=>"company","s.nom"=>"company","s.code_compta"=>"company","s.code_compta_fournisseur"=>"company","f.ref"=>"invoice");
 		$this->export_special_array[$r]=array('b.amount'=>'NULLIFNEG');
 
 		$this->export_sql_start[$r]='SELECT DISTINCT ';
diff --git a/htdocs/core/modules/modFacture.class.php b/htdocs/core/modules/modFacture.class.php
index f8982ae2893..69bdc9486b3 100644
--- a/htdocs/core/modules/modFacture.class.php
+++ b/htdocs/core/modules/modFacture.class.php
@@ -213,7 +213,7 @@ class modFacture extends DolibarrModules
 			's.rowid'=>"IdCompany", 's.nom'=>'CompanyName', 's.code_client'=>'CustomerCode', 's.address'=>'Address', 's.zip'=>'Zip', 's.town'=>'Town', 'c.code'=>'CountryCode', 's.phone'=>'Phone',
 			's.siren'=>'ProfId1', 's.siret'=>'ProfId2', 's.ape'=>'ProfId3', 's.idprof4'=>'ProfId4', 's.code_compta'=>'CustomerAccountancyCode',
 			's.code_compta_fournisseur'=>'SupplierAccountancyCode', 's.tva_intra'=>'VATIntra',
-			'f.rowid'=>"InvoiceId", 'f.facnumber'=>"InvoiceRef", 'f.ref_client'=>'RefCustomer',
+			'f.rowid'=>"InvoiceId", 'f.ref'=>"InvoiceRef", 'f.ref_client'=>'RefCustomer',
 			'f.type'=>"Type", 'f.datec'=>"InvoiceDateCreation", 'f.datef'=>"DateInvoice", 'f.date_lim_reglement'=>"DateDue", 'f.total'=>"TotalHT",
 			'f.total_ttc'=>"TotalTTC", 'f.tva'=>"TotalVAT", 'none.rest'=>'Rest', 'f.paye'=>"InvoicePaid", 'f.fk_statut'=>'InvoiceStatus',
 			'f.note_private'=>"NotePrivate", 'f.note_public'=>"NotePublic", 'f.fk_user_author'=>'CreatedById', 'uc.login'=>'CreatedByLogin',
@@ -226,7 +226,7 @@ class modFacture extends DolibarrModules
 		$this->export_TypeFields_array[$r] = array(
 			's.rowid'=>'Numeric', 's.nom'=>'Text', 's.code_client'=>'Text', 's.address'=>'Text', 's.zip'=>'Text', 's.town'=>'Text', 'c.code'=>'Text', 's.phone'=>'Text', 's.siren'=>'Text',
 			's.siret'=>'Text', 's.ape'=>'Text', 's.idprof4'=>'Text', 's.code_compta'=>'Text', 's.code_compta_fournisseur'=>'Text', 's.tva_intra'=>'Text',
-			'f.rowid'=>'Numeric', 'f.facnumber'=>"Text", 'f.ref_client'=>'Text', 'f.type'=>"Numeric", 'f.datec'=>"Date", 'f.datef'=>"Date", 'f.date_lim_reglement'=>"Date",
+			'f.rowid'=>'Numeric', 'f.ref'=>"Text", 'f.ref_client'=>'Text', 'f.type'=>"Numeric", 'f.datec'=>"Date", 'f.datef'=>"Date", 'f.date_lim_reglement'=>"Date",
 			'f.total'=>"Numeric", 'f.total_ttc'=>"Numeric", 'f.tva'=>"Numeric", 'none.rest'=>"NumericCompute", 'f.paye'=>"Boolean", 'f.fk_statut'=>'Numeric',
 			'f.note_private'=>"Text", 'f.note_public'=>"Text", 'f.fk_user_author'=>'Numeric', 'uc.login'=>'Text', 'f.fk_user_valid'=>'Numeric', 'uv.login'=>'Text',
 			'pj.ref'=>'Text', 'fd.rowid'=>'Numeric', 'fd.label'=>'Text', 'fd.description'=>"Text", 'fd.subprice'=>"Numeric", 'fd.tva_tx'=>"Numeric",
@@ -277,7 +277,7 @@ class modFacture extends DolibarrModules
 			's.rowid'=>"IdCompany", 's.nom'=>'CompanyName', 's.code_client'=>'CustomerCode', 's.address'=>'Address', 's.zip'=>'Zip', 's.town'=>'Town', 'c.code'=>'CountryCode', 's.phone'=>'Phone',
 			's.siren'=>'ProfId1', 's.siret'=>'ProfId2', 's.ape'=>'ProfId3', 's.idprof4'=>'ProfId4', 's.code_compta'=>'CustomerAccountancyCode',
 			's.code_compta_fournisseur'=>'SupplierAccountancyCode', 's.tva_intra'=>'VATIntra',
-			'f.rowid'=>"InvoiceId", 'f.facnumber'=>"InvoiceRef",  'f.ref_client'=>'RefCustomer',
+			'f.rowid'=>"InvoiceId", 'f.ref'=>"InvoiceRef",  'f.ref_client'=>'RefCustomer',
 			'f.type'=>"Type", 'f.datec'=>"InvoiceDateCreation", 'f.datef'=>"DateInvoice", 'f.date_lim_reglement'=>"DateDue", 'f.total'=>"TotalHT",
 			'f.total_ttc'=>"TotalTTC", 'f.tva'=>"TotalVAT", 'none.rest'=>'Rest', 'f.paye'=>"InvoicePaid", 'f.fk_statut'=>'InvoiceStatus',
 			'f.note_private'=>"NotePrivate", 'f.note_public'=>"NotePublic", 'f.fk_user_author'=>'CreatedById', 'uc.login'=>'CreatedByLogin',
@@ -288,7 +288,7 @@ class modFacture extends DolibarrModules
 		$this->export_TypeFields_array[$r] = array(
 			's.rowid'=>'Numeric', 's.nom'=>'Text', 's.code_client'=>'Text', 's.address'=>'Text', 's.zip'=>'Text', 's.town'=>'Text', 'c.code'=>'Text', 's.phone'=>'Text', 's.siren'=>'Text',
 			's.siret'=>'Text', 's.ape'=>'Text', 's.idprof4'=>'Text', 's.code_compta'=>'Text', 's.code_compta_fournisseur'=>'Text', 's.tva_intra'=>'Text',
-			'f.rowid'=>"Numeric", 'f.facnumber'=>"Text", 'f.ref_client'=>'Text', 'f.type'=>"Numeric", 'f.datec'=>"Date", 'f.datef'=>"Date", 'f.date_lim_reglement'=>"Date",
+			'f.rowid'=>"Numeric", 'f.ref'=>"Text", 'f.ref_client'=>'Text', 'f.type'=>"Numeric", 'f.datec'=>"Date", 'f.datef'=>"Date", 'f.date_lim_reglement'=>"Date",
 			'f.total'=>"Numeric", 'f.total_ttc'=>"Numeric", 'f.tva'=>"Numeric", 'none.rest'=>'NumericCompute', 'f.paye'=>"Boolean", 'f.fk_statut'=>'Status',
 			'f.note_private'=>"Text", 'f.note_public'=>"Text", 'f.fk_user_author'=>'Numeric', 'uc.login'=>'Text', 'f.fk_user_valid'=>'Numeric', 'uv.login'=>'Text',
 			'pj.ref'=>'Text', 'p.amount'=>'Numeric', 'pf.amount'=>'Numeric', 'p.rowid'=>'Numeric', 'p.ref'=>'Text', 'p.datep'=>'Date', 'p.num_paiement'=>'Numeric',
diff --git a/htdocs/core/modules/modGravatar.class.php b/htdocs/core/modules/modGravatar.class.php
index de85e76e7ff..7e1aec3efaa 100644
--- a/htdocs/core/modules/modGravatar.class.php
+++ b/htdocs/core/modules/modGravatar.class.php
@@ -173,7 +173,7 @@ class modGravatar extends DolibarrModules
 		// $this->export_fields_array[$r]=array(
 		//	's.rowid'=>"IdCompany",'s.nom'=>'CompanyName','s.address'=>'Address','s.zip'=>'Zip','s.town'=>'Town','s.fk_pays'=>'Country','s.phone'=>'Phone',
 		//	's.siren'=>'ProfId1','s.siret'=>'ProfId2','s.ape'=>'ProfId3','s.idprof4'=>'ProfId4','s.code_compta'=>'CustomerAccountancyCode',
-		//	's.code_compta_fournisseur'=>'SupplierAccountancyCode','f.rowid'=>"InvoiceId",'f.facnumber'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",
+		//	's.code_compta_fournisseur'=>'SupplierAccountancyCode','f.rowid'=>"InvoiceId",'f.ref'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",
 		//	'f.datef'=>"DateInvoice",'f.total'=>"TotalHT",'f.total_ttc'=>"TotalTTC",'f.tva'=>"TotalVAT",'f.paye'=>"InvoicePaid",'f.fk_statut'=>'InvoiceStatus',
 		//	'f.note'=>"InvoiceNote",'fd.rowid'=>'LineId','fd.description'=>"LineDescription",'fd.price'=>"LineUnitPrice",'fd.tva_tx'=>"LineVATRate",'fd.qty'=>"LineQty",
 		//	'fd.total_ht'=>"LineTotalHT",'fd.total_tva'=>"LineTotalTVA",'fd.total_ttc'=>"LineTotalTTC",'fd.date_start'=>"DateStart",'fd.date_end'=>"DateEnd",
@@ -182,7 +182,7 @@ class modGravatar extends DolibarrModules
 		// $this->export_entities_array[$r]=array(
 		//	's.rowid'=>"company",'s.nom'=>'company','s.address'=>'company','s.zip'=>'company','s.town'=>'company','s.fk_pays'=>'company','s.phone'=>'company',
 		//	's.siren'=>'company','s.siret'=>'company','s.ape'=>'company','s.idprof4'=>'company','s.code_compta'=>'company','s.code_compta_fournisseur'=>'company',
-		//	'f.rowid'=>"invoice",'f.facnumber'=>"invoice",'f.datec'=>"invoice",'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",'f.tva'=>"invoice",
+		//	'f.rowid'=>"invoice",'f.ref'=>"invoice",'f.datec'=>"invoice",'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",'f.tva'=>"invoice",
 		//	'f.paye'=>"invoice",'f.fk_statut'=>'invoice','f.note'=>"invoice",'fd.rowid'=>'invoice_line','fd.description'=>"invoice_line",'fd.price'=>"invoice_line",
 		//	'fd.total_ht'=>"invoice_line",'fd.total_tva'=>"invoice_line",'fd.total_ttc'=>"invoice_line",'fd.tva_tx'=>"invoice_line",'fd.qty'=>"invoice_line",
 		//	'fd.date_start'=>"invoice_line",'fd.date_end'=>"invoice_line",'fd.fk_product'=>'product','p.ref'=>'product'
diff --git a/htdocs/core/modules/modHoliday.class.php b/htdocs/core/modules/modHoliday.class.php
index cfe722454e5..5b26a795dda 100644
--- a/htdocs/core/modules/modHoliday.class.php
+++ b/htdocs/core/modules/modHoliday.class.php
@@ -227,7 +227,7 @@ class modHoliday extends DolibarrModules
 		// $this->export_fields_array[$r]=array(
 		//	's.rowid'=>"IdCompany",'s.nom'=>'CompanyName','s.address'=>'Address','s.zip'=>'Zip','s.town'=>'Town','s.fk_pays'=>'Country','s.phone'=>'Phone',
 		//	's.siren'=>'ProfId1','s.siret'=>'ProfId2','s.ape'=>'ProfId3','s.idprof4'=>'ProfId4','s.code_compta'=>'CustomerAccountancyCode',
-		//	's.code_compta_fournisseur'=>'SupplierAccountancyCode','f.rowid'=>"InvoiceId",'f.facnumber'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",
+		//	's.code_compta_fournisseur'=>'SupplierAccountancyCode','f.rowid'=>"InvoiceId",'f.ref'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",
 		//	'f.datef'=>"DateInvoice",'f.total'=>"TotalHT",'f.total_ttc'=>"TotalTTC",'f.tva'=>"TotalVAT",'f.paye'=>"InvoicePaid",'f.fk_statut'=>'InvoiceStatus',
 		//	'f.note'=>"InvoiceNote",'fd.rowid'=>'LineId','fd.description'=>"LineDescription",'fd.price'=>"LineUnitPrice",'fd.tva_tx'=>"LineVATRate",
 		//	'fd.qty'=>"LineQty",'fd.total_ht'=>"LineTotalHT",'fd.total_tva'=>"LineTotalTVA",'fd.total_ttc'=>"LineTotalTTC",'fd.date_start'=>"DateStart",
@@ -236,7 +236,7 @@ class modHoliday extends DolibarrModules
 		// $this->export_entities_array[$r]=array(
 		//	's.rowid'=>"company",'s.nom'=>'company','s.address'=>'company','s.zip'=>'company','s.town'=>'company','s.fk_pays'=>'company','s.phone'=>'company',
 		//	's.siren'=>'company','s.siret'=>'company','s.ape'=>'company','s.idprof4'=>'company','s.code_compta'=>'company','s.code_compta_fournisseur'=>'company',
-		//	'f.rowid'=>"invoice",'f.facnumber'=>"invoice",'f.datec'=>"invoice",'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",'f.tva'=>"invoice",
+		//	'f.rowid'=>"invoice",'f.ref'=>"invoice",'f.datec'=>"invoice",'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",'f.tva'=>"invoice",
 		//	'f.paye'=>"invoice",'f.fk_statut'=>'invoice','f.note'=>"invoice",'fd.rowid'=>'invoice_line','fd.description'=>"invoice_line",'fd.price'=>"invoice_line",
 		//	'fd.total_ht'=>"invoice_line",'fd.total_tva'=>"invoice_line",'fd.total_ttc'=>"invoice_line",'fd.tva_tx'=>"invoice_line",'fd.qty'=>"invoice_line",
 		//	'fd.date_start'=>"invoice_line",'fd.date_end'=>"invoice_line",'fd.fk_product'=>'product','p.ref'=>'product'
@@ -244,7 +244,7 @@ class modHoliday extends DolibarrModules
 		// $this->export_alias_array[$r]=array(
 		//	's.rowid'=>"socid",'s.nom'=>'soc_name','s.address'=>'soc_adres','s.zip'=>'soc_zip','s.town'=>'soc_town','s.fk_pays'=>'soc_pays','s.phone'=>'soc_tel',
 		//	's.siren'=>'soc_siren','s.siret'=>'soc_siret','s.ape'=>'soc_ape','s.idprof4'=>'soc_idprof4','s.code_compta'=>'soc_customer_accountancy',
-		//	's.code_compta_fournisseur'=>'soc_supplier_accountancy','f.rowid'=>"invoiceid",'f.facnumber'=>"ref",'f.datec'=>"datecreation",'f.datef'=>"dateinvoice",
+		//	's.code_compta_fournisseur'=>'soc_supplier_accountancy','f.rowid'=>"invoiceid",'f.ref'=>"ref",'f.datec'=>"datecreation",'f.datef'=>"dateinvoice",
 		//	'f.total'=>"totalht",'f.total_ttc'=>"totalttc",'f.tva'=>"totalvat",'f.paye'=>"paid",'f.fk_statut'=>'status','f.note'=>"note",'fd.rowid'=>'lineid',
 		//	'fd.description'=>"linedescription",'fd.price'=>"lineprice",'fd.total_ht'=>"linetotalht",'fd.total_tva'=>"linetotaltva",'fd.total_ttc'=>"linetotalttc",
 		//	'fd.tva_tx'=>"linevatrate",'fd.qty'=>"lineqty",'fd.date_start'=>"linedatestart",'fd.date_end'=>"linedateend",'fd.fk_product'=>'productid',
diff --git a/htdocs/core/modules/modMultiCurrency.class.php b/htdocs/core/modules/modMultiCurrency.class.php
index f371c2a2919..a12ddea6cb0 100644
--- a/htdocs/core/modules/modMultiCurrency.class.php
+++ b/htdocs/core/modules/modMultiCurrency.class.php
@@ -221,7 +221,7 @@ class modMultiCurrency extends DolibarrModules
 		// $this->export_fields_array[$r]=array(
 		//	's.rowid'=>"IdCompany",'s.nom'=>'CompanyName','s.address'=>'Address','s.zip'=>'Zip','s.town'=>'Town','s.fk_pays'=>'Country','s.phone'=>'Phone',
 		//	's.siren'=>'ProfId1','s.siret'=>'ProfId2','s.ape'=>'ProfId3','s.idprof4'=>'ProfId4','s.code_compta'=>'CustomerAccountancyCode',
-		//	's.code_compta_fournisseur'=>'SupplierAccountancyCode','f.rowid'=>"InvoiceId",'f.facnumber'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",
+		//	's.code_compta_fournisseur'=>'SupplierAccountancyCode','f.rowid'=>"InvoiceId",'f.ref'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",
 		//	'f.datef'=>"DateInvoice",'f.total'=>"TotalHT",'f.total_ttc'=>"TotalTTC",'f.tva'=>"TotalVAT",'f.paye'=>"InvoicePaid",'f.fk_statut'=>'InvoiceStatus',
 		//	'f.note'=>"InvoiceNote",'fd.rowid'=>'LineId','fd.description'=>"LineDescription",'fd.price'=>"LineUnitPrice",'fd.tva_tx'=>"LineVATRate",
 		//	'fd.qty'=>"LineQty",'fd.total_ht'=>"LineTotalHT",'fd.total_tva'=>"LineTotalTVA",'fd.total_ttc'=>"LineTotalTTC",'fd.date_start'=>"DateStart",
@@ -231,7 +231,7 @@ class modMultiCurrency extends DolibarrModules
 		//	't.date'=>'Date', 't.qte'=>'Numeric', 't.poids'=>'Numeric', 't.fad'=>'Numeric', 't.paq'=>'Numeric', 't.stockage'=>'Numeric', 't.fadparliv'=>'Numeric',
 		//	't.livau100'=>'Numeric', 't.forfait'=>'Numeric', 's.nom'=>'Text','s.address'=>'Text','s.zip'=>'Text','s.town'=>'Text','c.code'=>'Text','s.phone'=>'Text',
 		//	's.siren'=>'Text','s.siret'=>'Text','s.ape'=>'Text','s.idprof4'=>'Text','s.code_compta'=>'Text','s.code_compta_fournisseur'=>'Text','s.tva_intra'=>'Text',
-		//	'f.facnumber'=>"Text",'f.datec'=>"Date",'f.datef'=>"Date",'f.date_lim_reglement'=>"Date",'f.total'=>"Numeric",'f.total_ttc'=>"Numeric",'f.tva'=>"Numeric",
+		//	'f.ref'=>"Text",'f.datec'=>"Date",'f.datef'=>"Date",'f.date_lim_reglement'=>"Date",'f.total'=>"Numeric",'f.total_ttc'=>"Numeric",'f.tva'=>"Numeric",
 		//	'f.paye'=>"Boolean",'f.fk_statut'=>'Status','f.note_private'=>"Text",'f.note_public'=>"Text",'fd.description'=>"Text",'fd.subprice'=>"Numeric",
 		//	'fd.tva_tx'=>"Numeric",'fd.qty'=>"Numeric",'fd.total_ht'=>"Numeric",'fd.total_tva'=>"Numeric",'fd.total_ttc'=>"Numeric",'fd.date_start'=>"Date",
 		//	'fd.date_end'=>"Date",'fd.special_code'=>'Numeric','fd.product_type'=>"Numeric",'fd.fk_product'=>'List:product:label','p.ref'=>'Text','p.label'=>'Text',
@@ -240,7 +240,7 @@ class modMultiCurrency extends DolibarrModules
 		// $this->export_entities_array[$r]=array(
 		//	's.rowid'=>"company",'s.nom'=>'company','s.address'=>'company','s.zip'=>'company','s.town'=>'company','s.fk_pays'=>'company','s.phone'=>'company',
 		//	's.siren'=>'company','s.siret'=>'company','s.ape'=>'company','s.idprof4'=>'company','s.code_compta'=>'company','s.code_compta_fournisseur'=>'company',
-		//	'f.rowid'=>"invoice",'f.facnumber'=>"invoice",'f.datec'=>"invoice",'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",
+		//	'f.rowid'=>"invoice",'f.ref'=>"invoice",'f.datec'=>"invoice",'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",
 		//	'f.tva'=>"invoice",'f.paye'=>"invoice",'f.fk_statut'=>'invoice','f.note'=>"invoice",'fd.rowid'=>'invoice_line','fd.description'=>"invoice_line",
 		//	'fd.price'=>"invoice_line",'fd.total_ht'=>"invoice_line",'fd.total_tva'=>"invoice_line",'fd.total_ttc'=>"invoice_line",'fd.tva_tx'=>"invoice_line",
 		//	'fd.qty'=>"invoice_line",'fd.date_start'=>"invoice_line",'fd.date_end'=>"invoice_line",'fd.fk_product'=>'product','p.ref'=>'product'
diff --git a/htdocs/core/modules/modPaybox.class.php b/htdocs/core/modules/modPaybox.class.php
index ba7851aad4a..5b1d96332da 100644
--- a/htdocs/core/modules/modPaybox.class.php
+++ b/htdocs/core/modules/modPaybox.class.php
@@ -168,7 +168,7 @@ class modPayBox extends DolibarrModules
         //     's.rowid'=>"IdCompany",'s.nom'=>'CompanyName','s.address'=>'Address','s.zip'=>'Zip','s.town'=>'Town',
         //     's.fk_pays'=>'Country','s.phone'=>'Phone','s.siren'=>'ProfId1','s.siret'=>'ProfId2','s.ape'=>'ProfId3',
         //     's.idprof4'=>'ProfId4','s.code_compta'=>'CustomerAccountancyCode','s.code_compta_fournisseur'=>'SupplierAccountancyCode',
-        //     'f.rowid'=>"InvoiceId",'f.facnumber'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",'f.datef'=>"DateInvoice",'f.total'=>"TotalHT",
+        //     'f.rowid'=>"InvoiceId",'f.ref'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",'f.datef'=>"DateInvoice",'f.total'=>"TotalHT",
         //     'f.total_ttc'=>"TotalTTC",'f.tva'=>"TotalVAT",'f.paye'=>"InvoicePaid",'f.fk_statut'=>'InvoiceStatus','f.note'=>"InvoiceNote",'fd.rowid'=>'LineId',
         //     'fd.description'=>"LineDescription",'fd.price'=>"LineUnitPrice",'fd.tva_tx'=>"LineVATRate",'fd.qty'=>"LineQty",'fd.total_ht'=>"LineTotalHT",
         //     'fd.total_tva'=>"LineTotalTVA",'fd.total_ttc'=>"LineTotalTTC",'fd.date_start'=>"DateStart",'fd.date_end'=>"DateEnd",'fd.fk_product'=>'ProductId','p.ref'=>'ProductRef',
@@ -176,7 +176,7 @@ class modPayBox extends DolibarrModules
         // $this->export_entities_array[$r]=array(
         //     's.rowid'=>"company",'s.nom'=>'company','s.address'=>'company','s.zip'=>'company','s.town'=>'company',
         //     's.fk_pays'=>'company','s.phone'=>'company','s.siren'=>'company','s.siret'=>'company','s.ape'=>'company','s.idprof4'=>'company',
-        //     's.code_compta'=>'company','s.code_compta_fournisseur'=>'company','f.rowid'=>"invoice",'f.facnumber'=>"invoice",'f.datec'=>"invoice",
+        //     's.code_compta'=>'company','s.code_compta_fournisseur'=>'company','f.rowid'=>"invoice",'f.ref'=>"invoice",'f.datec'=>"invoice",
         //     'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",'f.tva'=>"invoice",'f.paye'=>"invoice",'f.fk_statut'=>'invoice',
         //     'f.note'=>"invoice",'fd.rowid'=>'invoice_line','fd.description'=>"invoice_line",'fd.price'=>"invoice_line",'fd.total_ht'=>"invoice_line",
         //     'fd.total_tva'=>"invoice_line",'fd.total_ttc'=>"invoice_line",'fd.tva_tx'=>"invoice_line",'fd.qty'=>"invoice_line",'fd.date_start'=>"invoice_line",
diff --git a/htdocs/core/modules/modPaypal.class.php b/htdocs/core/modules/modPaypal.class.php
index 0d19696f2fc..01f90842ec5 100644
--- a/htdocs/core/modules/modPaypal.class.php
+++ b/htdocs/core/modules/modPaypal.class.php
@@ -174,7 +174,7 @@ class modPaypal extends DolibarrModules
         // $this->export_fields_array[$r]=array(
         //    's.rowid'=>"IdCompany",'s.nom'=>'CompanyName','s.address'=>'Address','s.zip'=>'Zip','s.town'=>'Town','s.fk_pays'=>'Country','s.phone'=>'Phone',
         //    's.siren'=>'ProfId1','s.siret'=>'ProfId2','s.ape'=>'ProfId3','s.idprof4'=>'ProfId4','s.code_compta'=>'CustomerAccountancyCode',
-        //    's.code_compta_fournisseur'=>'SupplierAccountancyCode','f.rowid'=>"InvoiceId",'f.facnumber'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",
+        //    's.code_compta_fournisseur'=>'SupplierAccountancyCode','f.rowid'=>"InvoiceId",'f.ref'=>"InvoiceRef",'f.datec'=>"InvoiceDateCreation",
         //    'f.datef'=>"DateInvoice",'f.total'=>"TotalHT",'f.total_ttc'=>"TotalTTC",'f.tva'=>"TotalVAT",'f.paye'=>"InvoicePaid",'f.fk_statut'=>'InvoiceStatus',
         //    'f.note'=>"InvoiceNote",'fd.rowid'=>'LineId','fd.description'=>"LineDescription",'fd.price'=>"LineUnitPrice",'fd.tva_tx'=>"LineVATRate",
         //    'fd.qty'=>"LineQty",'fd.total_ht'=>"LineTotalHT",'fd.total_tva'=>"LineTotalTVA",'fd.total_ttc'=>"LineTotalTTC",'fd.date_start'=>"DateStart",
@@ -183,7 +183,7 @@ class modPaypal extends DolibarrModules
         // $this->export_entities_array[$r]=array(
         //    's.rowid'=>"company",'s.nom'=>'company','s.address'=>'company','s.zip'=>'company','s.town'=>'company','s.fk_pays'=>'company','s.phone'=>'company',
         //    's.siren'=>'company','s.siret'=>'company','s.ape'=>'company','s.idprof4'=>'company','s.code_compta'=>'company','s.code_compta_fournisseur'=>'company',
-        //    'f.rowid'=>"invoice",'f.facnumber'=>"invoice",'f.datec'=>"invoice",'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",
+        //    'f.rowid'=>"invoice",'f.ref'=>"invoice",'f.datec'=>"invoice",'f.datef'=>"invoice",'f.total'=>"invoice",'f.total_ttc'=>"invoice",
         //    'f.tva'=>"invoice",'f.paye'=>"invoice",'f.fk_statut'=>'invoice','f.note'=>"invoice",'fd.rowid'=>'invoice_line','fd.description'=>"invoice_line",
         //    'fd.price'=>"invoice_line",'fd.total_ht'=>"invoice_line",'fd.total_tva'=>"invoice_line",'fd.total_ttc'=>"invoice_line",'fd.tva_tx'=>"invoice_line",
         //    'fd.qty'=>"invoice_line",'fd.date_start'=>"invoice_line",'fd.date_end'=>"invoice_line",'fd.fk_product'=>'product','p.ref'=>'product'
diff --git a/htdocs/core/modules/rapport/pdf_paiement.class.php b/htdocs/core/modules/rapport/pdf_paiement.class.php
index 9d417e9ed94..2033f47c184 100644
--- a/htdocs/core/modules/rapport/pdf_paiement.class.php
+++ b/htdocs/core/modules/rapport/pdf_paiement.class.php
@@ -180,7 +180,7 @@ class pdf_paiement
 		// number of bill
 		switch ($this->doc_type) {
 			case "client":
-				$sql = "SELECT p.datep as dp, f.facnumber";
+				$sql = "SELECT p.datep as dp, f.ref";
 				//$sql .= ", c.libelle as paiement_type, p.num_paiement";
 				$sql.= ", c.code as paiement_code, p.num_paiement";
 				$sql.= ", p.amount as paiement_amount, f.total_ttc as facture_amount";
@@ -211,7 +211,7 @@ class pdf_paiement
 				$sql.= " ORDER BY p.datep ASC, pf.fk_paiement ASC";
 				break;
 			case "fourn":
-				$sql = "SELECT p.datep as dp, f.ref as facnumber";
+				$sql = "SELECT p.datep as dp, f.ref as ref";
 				//$sql .= ", c.libelle as paiement_type, p.num_paiement";
 				$sql.= ", c.code as paiement_code, p.num_paiement";
 				$sql.= ", p.amount as paiement_amount, f.total_ttc as facture_amount";
@@ -254,7 +254,7 @@ class pdf_paiement
 			{
 				$objp = $this->db->fetch_object($result);
 
-				$lines[$i][0] = $objp->facnumber;
+				$lines[$i][0] = $objp->ref;
 				$lines[$i][1] = dol_print_date($this->db->jdate($objp->dp),"day",false,$outputlangs,true);
 				$lines[$i][2] = $langs->transnoentities("PaymentTypeShort".$objp->paiement_code);
 				$lines[$i][3] = $objp->num_paiement;
diff --git a/htdocs/fourn/commande/orderstoinvoice.php b/htdocs/fourn/commande/orderstoinvoice.php
index 9c32c39c2b4..09381e40488 100644
--- a/htdocs/fourn/commande/orderstoinvoice.php
+++ b/htdocs/fourn/commande/orderstoinvoice.php
@@ -307,7 +307,7 @@ if ($action == 'create' && !$error) {
 	print '<input type="hidden" name="token" value="' . $_SESSION['newtoken'] . '">';
 	print '<input type="hidden" name="action" value="add">';
 	print '<input type="hidden" name="socid" value="' . $soc->id . '">' . "\n";
-	print '<input name="facnumber" type="hidden" value="provisoire">';
+	print '<input name="ref" type="hidden" value="provisoire">';
 	print '<input name="ref_client" type="hidden" value="' . $ref_client . '">';
 	print '<input name="ref_int" type="hidden" value="' . $ref_int . '">';
 	print '<input type="hidden" name="origin" value="' . GETPOST('origin') . '">';
diff --git a/htdocs/install/mysql/migration/9.0.0-10.0.0.sql b/htdocs/install/mysql/migration/9.0.0-10.0.0.sql
new file mode 100644
index 00000000000..2386ffd1476
--- /dev/null
+++ b/htdocs/install/mysql/migration/9.0.0-10.0.0.sql
@@ -0,0 +1,31 @@
+--
+-- Be carefull to requests order.
+-- This file must be loaded by calling /install/index.php page
+-- when current version is 9.0.0 or higher.
+--
+-- To restrict request to Mysql version x.y minimum use -- VMYSQLx.y
+-- To restrict request to Pgsql version x.y minimum use -- VPGSQLx.y
+-- To rename a table:       ALTER TABLE llx_table RENAME TO llx_table_new;
+-- To add a column:         ALTER TABLE llx_table ADD COLUMN newcol varchar(60) NOT NULL DEFAULT '0' AFTER existingcol;
+-- To rename a column:      ALTER TABLE llx_table CHANGE COLUMN oldname newname varchar(60);
+-- To drop a column:        ALTER TABLE llx_table DROP COLUMN oldname;
+-- To change type of field: ALTER TABLE llx_table MODIFY COLUMN name varchar(60);
+-- To drop a foreign key:   ALTER TABLE llx_table DROP FOREIGN KEY fk_name;
+-- To create a unique index ALTER TABLE llx_table ADD UNIQUE INDEX uk_table_field (field);
+-- To drop an index:        -- VMYSQL4.1 DROP INDEX nomindex on llx_table
+-- To drop an index:        -- VPGSQL8.2 DROP INDEX nomindex
+-- To make pk to be auto increment (mysql):    -- VMYSQL4.3 ALTER TABLE llx_table CHANGE COLUMN rowid rowid INTEGER NOT NULL AUTO_INCREMENT;
+-- To make pk to be auto increment (postgres):
+-- -- VPGSQL8.2 CREATE SEQUENCE llx_table_rowid_seq OWNED BY llx_table.rowid;
+-- -- VPGSQL8.2 ALTER TABLE llx_table ADD PRIMARY KEY (rowid);
+-- -- VPGSQL8.2 ALTER TABLE llx_table ALTER COLUMN rowid SET DEFAULT nextval('llx_table_rowid_seq');
+-- -- VPGSQL8.2 SELECT setval('llx_table_rowid_seq', MAX(rowid)) FROM llx_table;
+-- To set a field as NULL:                     -- VMYSQL4.3 ALTER TABLE llx_table MODIFY COLUMN name varchar(60) NULL;
+-- To set a field as NULL:                     -- VPGSQL8.2 ALTER TABLE llx_table ALTER COLUMN name DROP NOT NULL;
+-- To set a field as NOT NULL:                 -- VMYSQL4.3 ALTER TABLE llx_table MODIFY COLUMN name varchar(60) NOT NULL;
+-- To set a field as NOT NULL:                 -- VPGSQL8.2 ALTER TABLE llx_table ALTER COLUMN name SET NOT NULL;
+-- To set a field as default NULL:             -- VPGSQL8.2 ALTER TABLE llx_table ALTER COLUMN name SET DEFAULT NULL;
+-- Note: fields with type BLOB/TEXT can't have default value.
+
+
+ALTER TABLE llx_facture CHANGE facnumber ref VARCHAR(30) NOT NULL;
\ No newline at end of file
diff --git a/htdocs/install/mysql/migration/repair.sql b/htdocs/install/mysql/migration/repair.sql
index 22409441eac..f54523d2230 100755
--- a/htdocs/install/mysql/migration/repair.sql
+++ b/htdocs/install/mysql/migration/repair.sql
@@ -77,14 +77,14 @@ ALTER TABLE llx_propal DROP FOREIGN KEY fk_propal_fk_currency;
 ALTER TABLE llx_commande DROP FOREIGN KEY fk_commande_fk_currency;
 ALTER TABLE llx_facture DROP FOREIGN KEY fk_facture_fk_currency;
 
-delete from llx_facturedet where fk_facture in (select rowid from llx_facture where facnumber in ('(PROV)','ErrorBadMask'));
-delete from llx_facture where facnumber in ('(PROV)','ErrorBadMask');
+delete from llx_facturedet where fk_facture in (select rowid from llx_facture where ref in ('(PROV)','ErrorBadMask'));
+delete from llx_facture where ref in ('(PROV)','ErrorBadMask');
 delete from llx_commandedet where fk_commande in (select rowid from llx_commande where ref in ('(PROV)','ErrorBadMask'));
 delete from llx_commande where ref in ('(PROV)','ErrorBadMask');
 delete from llx_propaldet where fk_propal in (select rowid from llx_propal where ref in ('(PROV)','ErrorBadMask'));
 delete from llx_propal where ref in ('(PROV)','ErrorBadMask');
-delete from llx_facturedet where fk_facture in (select rowid from llx_facture where facnumber = '');
-delete from llx_facture where facnumber = '';
+delete from llx_facturedet where fk_facture in (select rowid from llx_facture where ref = '');
+delete from llx_facture where ref = '';
 delete from llx_commandedet where fk_commande in (select rowid from llx_commande where ref = '');
 delete from llx_commande where ref = '';
 delete from llx_propaldet where fk_propal in (select rowid from llx_propal where ref = '');
diff --git a/htdocs/install/mysql/tables/llx_facture.key.sql b/htdocs/install/mysql/tables/llx_facture.key.sql
index 0a2710c86ac..05251aff3f3 100644
--- a/htdocs/install/mysql/tables/llx_facture.key.sql
+++ b/htdocs/install/mysql/tables/llx_facture.key.sql
@@ -19,7 +19,7 @@
 -- ============================================================================
 
 
-ALTER TABLE llx_facture ADD UNIQUE INDEX idx_facture_uk_facnumber (facnumber, entity);
+ALTER TABLE llx_facture ADD UNIQUE INDEX idx_facture_uk_ref (ref, entity);
 
 ALTER TABLE llx_facture ADD INDEX idx_facture_fk_soc (fk_soc);
 ALTER TABLE llx_facture ADD INDEX idx_facture_fk_user_author (fk_user_author);
diff --git a/htdocs/install/mysql/tables/llx_facture.sql b/htdocs/install/mysql/tables/llx_facture.sql
index 51f322b69ee..8e9ceb48d04 100644
--- a/htdocs/install/mysql/tables/llx_facture.sql
+++ b/htdocs/install/mysql/tables/llx_facture.sql
@@ -26,7 +26,7 @@ create table llx_facture
 (
   rowid					integer AUTO_INCREMENT PRIMARY KEY,
 
-  facnumber				varchar(30)        NOT NULL,			-- invoice reference number
+  ref				varchar(30)        NOT NULL,			-- invoice reference number
   entity				integer  DEFAULT 1 NOT NULL,			-- multi company id
 
   ref_ext				varchar(255),							-- reference into an external system (not used by dolibarr)
diff --git a/htdocs/margin/checkMargins.php b/htdocs/margin/checkMargins.php
index 06527f42b91..fcd5cd4102c 100644
--- a/htdocs/margin/checkMargins.php
+++ b/htdocs/margin/checkMargins.php
@@ -49,7 +49,7 @@ $offset = $limit * $page;
 $pageprev = $page - 1;
 $pagenext = $page + 1;
 if (! $sortorder) $sortorder = "DESC";
-if (! $sortfield) $sortfield = 'f.facnumber';
+if (! $sortfield) $sortfield = 'f.ref';
 
 $startdate = $enddate = '';
 
@@ -185,7 +185,7 @@ $massactionbutton='';
 
 
 $sql = "SELECT";
-$sql .= " f.facnumber, f.rowid as invoiceid, d.rowid as invoicedetid, d.buy_price_ht, d.total_ht, d.subprice, d.label, d.description , d.qty";
+$sql .= " f.ref, f.rowid as invoiceid, d.rowid as invoicedetid, d.buy_price_ht, d.total_ht, d.subprice, d.label, d.description , d.qty";
 $sql .= " ,d.fk_product";
 $sql .= " FROM " . MAIN_DB_PREFIX . "facture as f ";
 $sql .= " INNER JOIN " . MAIN_DB_PREFIX . "facturedet as d  ON d.fk_facture = f.rowid";
@@ -194,7 +194,7 @@ $sql .= " WHERE f.fk_statut > 0";
 $sql .= " AND f.entity IN (" . getEntity('facture') . ") ";
 if (! empty($startdate)) $sql .= " AND f.datef >= '" . $db->idate($startdate) . "'";
 if (! empty($enddate))   $sql .= " AND f.datef <= '" . $db->idate($enddate) . "'";
-if ($search_ref) $sql.=natural_search('f.facnumber', $search_ref);
+if ($search_ref) $sql.=natural_search('f.ref', $search_ref);
 $sql .= " AND d.buy_price_ht IS NOT NULL";
 $sql .= $db->order($sortfield, $sortorder);
 
@@ -249,7 +249,7 @@ if ($result) {
 	print "</tr>\n";
 
 	print '<tr class="liste_titre">';
-	print_liste_field_titre("Ref", $_SERVER["PHP_SELF"], "f.facnumber", "", $param, '', $sortfield, $sortorder);
+	print_liste_field_titre("Ref", $_SERVER["PHP_SELF"], "f.ref", "", $param, '', $sortfield, $sortorder);
 	print_liste_field_titre("Description", $_SERVER["PHP_SELF"], "", "", $param, 'width=20%', $sortfield, $sortorder);
 	print_liste_field_titre("UnitPriceHT", $_SERVER["PHP_SELF"], "d.subprice", "", $param, 'align="right"', $sortfield, $sortorder);
 	print_liste_field_titre($labelcostprice, $_SERVER["PHP_SELF"], "d.buy_price_ht", "", $param, 'align="right"', $sortfield, $sortorder);
diff --git a/htdocs/margin/customerMargins.php b/htdocs/margin/customerMargins.php
index 675fe527a47..5e04ebff091 100644
--- a/htdocs/margin/customerMargins.php
+++ b/htdocs/margin/customerMargins.php
@@ -202,7 +202,7 @@ print '</form>';
 
 $sql = "SELECT";
 $sql.= " s.rowid as socid, s.nom as name, s.code_client, s.client,";
-if ($client) $sql.= " f.rowid as facid, f.facnumber, f.total as total_ht, f.datef, f.paye, f.fk_statut as statut,";
+if ($client) $sql.= " f.rowid as facid, f.ref, f.total as total_ht, f.datef, f.paye, f.fk_statut as statut,";
 $sql.= " sum(d.total_ht) as selling_price,";
 // Note: qty and buy_price_ht is always positive (if not, your database may be corrupted, you can update this)
 $sql.= " sum(".$db->ifsql('d.total_ht < 0','d.qty * d.buy_price_ht * -1','d.qty * d.buy_price_ht').") as buying_price,";
@@ -235,7 +235,7 @@ $sql.= " AND f.datef <= '".$db->idate($enddate)."'";
 $sql .= " AND d.buy_price_ht IS NOT NULL";
 if (isset($conf->global->ForceBuyingPriceIfNull) && $conf->global->ForceBuyingPriceIfNull == 1)
 $sql .= " AND d.buy_price_ht <> 0";
-if ($client) $sql.= " GROUP BY s.rowid, s.nom, s.code_client, s.client, f.rowid, f.facnumber, f.total, f.datef, f.paye, f.fk_statut";
+if ($client) $sql.= " GROUP BY s.rowid, s.nom, s.code_client, s.client, f.rowid, f.ref, f.total, f.datef, f.paye, f.fk_statut";
 else $sql.= " GROUP BY s.rowid, s.nom, s.code_client, s.client";
 $sql.=$db->order($sortfield,$sortorder);
 // TODO: calculate total to display then restore pagination
@@ -260,7 +260,7 @@ if ($result)
 
 	print '<tr class="liste_titre">';
 	if (! empty($client)) {
-  		print_liste_field_titre("Invoice",$_SERVER["PHP_SELF"],"f.facnumber","","&amp;socid=".$socid,'',$sortfield,$sortorder);
+  		print_liste_field_titre("Invoice",$_SERVER["PHP_SELF"],"f.ref","","&amp;socid=".$socid,'',$sortfield,$sortorder);
   		print_liste_field_titre("DateInvoice",$_SERVER["PHP_SELF"],"f.datef","","&amp;socid=".$socid,'align="center"',$sortfield,$sortorder);
 	}
 	else
@@ -304,7 +304,7 @@ if ($result)
 			if ($client) {
 		        print '<td>';
 				$invoicestatic->id=$objp->facid;
-				$invoicestatic->ref=$objp->facnumber;
+				$invoicestatic->ref=$objp->ref;
 				print $invoicestatic->getNomUrl(1);
 				print "</td>\n";
 				print "<td align=\"center\">";
diff --git a/htdocs/margin/productMargins.php b/htdocs/margin/productMargins.php
index 23c9de6c321..22dec6dd277 100644
--- a/htdocs/margin/productMargins.php
+++ b/htdocs/margin/productMargins.php
@@ -176,7 +176,7 @@ print '</form>';
 
 $sql = "SELECT p.label, p.rowid, p.fk_product_type, p.ref, p.entity as pentity,";
 if ($id > 0) $sql.= " d.fk_product,";
-if ($id > 0) $sql.= " f.rowid as facid, f.facnumber, f.total as total_ht, f.datef, f.paye, f.fk_statut as statut,";
+if ($id > 0) $sql.= " f.rowid as facid, f.ref, f.total as total_ht, f.datef, f.paye, f.fk_statut as statut,";
 $sql.= " SUM(d.total_ht) as selling_price,";
 // Note: qty and buy_price_ht is always positive (if not your database may be corrupted, you can update this)
 $sql.= " SUM(".$db->ifsql('d.total_ht < 0','d.qty * d.buy_price_ht * -1','d.qty * d.buy_price_ht').") as buying_price,";
@@ -204,7 +204,7 @@ if (!empty($enddate))
 $sql .= " AND d.buy_price_ht IS NOT NULL";
 if (isset($conf->global->ForceBuyingPriceIfNull) && $conf->global->ForceBuyingPriceIfNull == 1)
 	$sql .= " AND d.buy_price_ht <> 0";
-if ($id > 0) $sql.= " GROUP BY p.label, p.rowid, p.fk_product_type, p.ref, p.entity, d.fk_product, f.rowid, f.facnumber, f.total, f.datef, f.paye, f.fk_statut";
+if ($id > 0) $sql.= " GROUP BY p.label, p.rowid, p.fk_product_type, p.ref, p.entity, d.fk_product, f.rowid, f.ref, f.total, f.datef, f.paye, f.fk_statut";
 else $sql.= " GROUP BY p.label, p.rowid, p.fk_product_type, p.ref, p.entity";
 $sql.=$db->order($sortfield,$sortorder);
 // TODO: calculate total to display then restore pagination
@@ -233,7 +233,7 @@ if ($result)
 
 	print '<tr class="liste_titre">';
 	if ($id > 0) {
-  		print_liste_field_titre("Invoice",$_SERVER["PHP_SELF"],"f.facnumber","","&amp;id=".$id,'',$sortfield,$sortorder);
+  		print_liste_field_titre("Invoice",$_SERVER["PHP_SELF"],"f.ref","","&amp;id=".$id,'',$sortfield,$sortorder);
   		print_liste_field_titre("DateInvoice",$_SERVER["PHP_SELF"],"f.datef","","&amp;id=".$id,'align="center"',$sortfield,$sortorder);
   	}
   	else
@@ -277,7 +277,7 @@ if ($result)
 			if ($id > 0) {
 				print '<td>';
 				$invoicestatic->id=$objp->facid;
-				$invoicestatic->ref=$objp->facnumber;
+				$invoicestatic->ref=$objp->ref;
 				print $invoicestatic->getNomUrl(1);
 				print "</td>\n";
 				print "<td align=\"center\">";
diff --git a/htdocs/margin/tabs/productMargins.php b/htdocs/margin/tabs/productMargins.php
index 5659be448de..1d922473036 100644
--- a/htdocs/margin/tabs/productMargins.php
+++ b/htdocs/margin/tabs/productMargins.php
@@ -131,7 +131,7 @@ if ($id > 0 || ! empty($ref))
 
         if ($user->rights->facture->lire) {
             $sql = "SELECT s.nom as name, s.rowid as socid, s.code_client,";
-            $sql.= " f.rowid as facid, f.facnumber, f.total as total_ht,";
+            $sql.= " f.rowid as facid, f.ref, f.total as total_ht,";
             $sql.= " f.datef, f.paye, f.fk_statut as statut, f.type,";
             if (!$user->rights->societe->client->voir && !$socid) $sql.= " sc.fk_soc, sc.fk_user,";
             $sql.= " sum(d.total_ht) as selling_price,";							// may be negative or positive
@@ -151,7 +151,7 @@ if ($id > 0 || ! empty($ref))
             if (! empty($socid)) $sql.= " AND f.fk_soc = $socid";
             $sql .= " AND d.buy_price_ht IS NOT NULL";
             if (isset($conf->global->ForceBuyingPriceIfNull) && $conf->global->ForceBuyingPriceIfNull == 1) $sql .= " AND d.buy_price_ht <> 0";
-            $sql.= " GROUP BY s.nom, s.rowid, s.code_client, f.rowid, f.facnumber, f.total, f.datef, f.paye, f.fk_statut, f.type";
+            $sql.= " GROUP BY s.nom, s.rowid, s.code_client, f.rowid, f.ref, f.total, f.datef, f.paye, f.fk_statut, f.type";
             if (!$user->rights->societe->client->voir && !$socid) $sql.= ", sc.fk_soc, sc.fk_user";
             $sql.= $db->order($sortfield,$sortorder);
             // TODO: calculate total to display then restore pagination
@@ -169,7 +169,7 @@ if ($id > 0 || ! empty($ref))
                 print '<table class="noborder" width="100%">';
 
                 print '<tr class="liste_titre">';
-                print_liste_field_titre("Invoice",$_SERVER["PHP_SELF"],"f.facnumber","","&amp;id=".$object->id,'',$sortfield,$sortorder);
+                print_liste_field_titre("Invoice",$_SERVER["PHP_SELF"],"f.ref","","&amp;id=".$object->id,'',$sortfield,$sortorder);
                 print_liste_field_titre("Company",$_SERVER["PHP_SELF"],"s.nom","","&amp;id=".$object->id,'',$sortfield,$sortorder);
                 print_liste_field_titre("CustomerCode",$_SERVER["PHP_SELF"],"s.code_client","","&amp;id=".$object->id,'',$sortfield,$sortorder);
                 print_liste_field_titre("DateInvoice",$_SERVER["PHP_SELF"],"f.datef","","&amp;id=".$object->id,'align="center"',$sortfield,$sortorder);
@@ -199,7 +199,7 @@ if ($id > 0 || ! empty($ref))
                         print '<tr class="oddeven">';
                         print '<td>';
                         $invoicestatic->id=$objp->facid;
-                        $invoicestatic->ref=$objp->facnumber;
+                        $invoicestatic->ref=$objp->ref;
                         print $invoicestatic->getNomUrl(1);
                         print "</td>\n";
                         print '<td><a href="'.DOL_URL_ROOT.'/comm/card.php?socid='.$objp->socid.'">'.img_object($langs->trans("ShowCompany"),"company").' '.dol_trunc($objp->name,44).'</a></td>';
diff --git a/htdocs/margin/tabs/thirdpartyMargins.php b/htdocs/margin/tabs/thirdpartyMargins.php
index 55362ac4218..2856ebb8397 100644
--- a/htdocs/margin/tabs/thirdpartyMargins.php
+++ b/htdocs/margin/tabs/thirdpartyMargins.php
@@ -144,7 +144,7 @@ if ($socid > 0)
     print '<br>';
 
     $sql = "SELECT distinct s.nom, s.rowid as socid, s.code_client,";
-    $sql.= " f.rowid as facid, f.facnumber, f.total as total_ht,";
+    $sql.= " f.rowid as facid, f.ref, f.total as total_ht,";
     $sql.= " f.datef, f.paye, f.fk_statut as statut, f.type,";
     $sql.= " sum(d.total_ht) as selling_price,";						// may be negative or positive
     $sql.= " sum(d.qty * d.buy_price_ht) as buying_price,";				// always positive
@@ -159,7 +159,7 @@ if ($socid > 0)
     $sql.= " AND f.fk_soc = $socid";
     $sql.= " AND d.buy_price_ht IS NOT NULL";
     if (isset($conf->global->ForceBuyingPriceIfNull) && $conf->global->ForceBuyingPriceIfNull == 1) $sql .= " AND d.buy_price_ht <> 0";
-    $sql.= " GROUP BY s.nom, s.rowid, s.code_client, f.rowid, f.facnumber, f.total, f.datef, f.paye, f.fk_statut, f.type";
+    $sql.= " GROUP BY s.nom, s.rowid, s.code_client, f.rowid, f.ref, f.total, f.datef, f.paye, f.fk_statut, f.type";
     $sql.= $db->order($sortfield,$sortorder);
     // TODO: calculate total to display then restore pagination
     //$sql.= $db->plimit($conf->liste_limit +1, $offset);
@@ -177,7 +177,7 @@ if ($socid > 0)
     	print "<table class=\"noborder\" width=\"100%\">";
 
     	print '<tr class="liste_titre">';
-    	print_liste_field_titre("Invoice",$_SERVER["PHP_SELF"],"f.facnumber","","&amp;socid=".$_REQUEST["socid"],'',$sortfield,$sortorder);
+    	print_liste_field_titre("Invoice",$_SERVER["PHP_SELF"],"f.ref","","&amp;socid=".$_REQUEST["socid"],'',$sortfield,$sortorder);
     	print_liste_field_titre("DateInvoice",$_SERVER["PHP_SELF"],"f.datef","","&amp;socid=".$_REQUEST["socid"],'align="center"',$sortfield,$sortorder);
     	print_liste_field_titre("SoldAmount",$_SERVER["PHP_SELF"],"selling_price","","&amp;socid=".$_REQUEST["socid"],'align="right"',$sortfield,$sortorder);
     	print_liste_field_titre("PurchasedAmount",$_SERVER["PHP_SELF"],"buying_price","","&amp;socid=".$_REQUEST["socid"],'align="right"',$sortfield,$sortorder);
@@ -211,7 +211,7 @@ if ($socid > 0)
     			print '<tr class="oddeven">';
     			print '<td>';
     			$invoicestatic->id=$objp->facid;
-    			$invoicestatic->ref=$objp->facnumber;
+    			$invoicestatic->ref=$objp->ref;
     			print $invoicestatic->getNomUrl(1);
     			print "</td>\n";
     			print "<td align=\"center\">";
diff --git a/htdocs/product/stats/facture.php b/htdocs/product/stats/facture.php
index cd2dc221bb9..32efac120b7 100644
--- a/htdocs/product/stats/facture.php
+++ b/htdocs/product/stats/facture.php
@@ -147,7 +147,7 @@ if ($id > 0 || ! empty($ref))
         elseif ($user->rights->facture->lire)
         {
             $sql = "SELECT DISTINCT s.nom as name, s.rowid as socid, s.code_client,";
-            $sql.= " f.facnumber, f.datef, f.paye, f.type, f.fk_statut as statut, f.rowid as facid,";
+            $sql.= " f.ref, f.datef, f.paye, f.type, f.fk_statut as statut, f.rowid as facid,";
             $sql.= " d.rowid, d.total_ht as total_ht, d.qty";           // We must keep the d.rowid here to not loose record because of the distinct used to ignore duplicate line when link on societe_commerciaux is used
             if (!$user->rights->societe->client->voir && !$socid) $sql.= ", sc.fk_soc, sc.fk_user ";
             $sql.= " FROM ".MAIN_DB_PREFIX."societe as s";
@@ -239,7 +239,7 @@ if ($id > 0 || ! empty($ref))
                         $total_qty+=$objp->qty;
 
                         $invoicestatic->id=$objp->facid;
-						$invoicestatic->ref=$objp->facnumber;
+						$invoicestatic->ref=$objp->ref;
 						$societestatic->fetch($objp->socid);
 						$paiement = $invoicestatic->getSommePaiement();
 
diff --git a/htdocs/societe/class/api_thirdparties.class.php b/htdocs/societe/class/api_thirdparties.class.php
index 42d1d616852..50d9710be40 100644
--- a/htdocs/societe/class/api_thirdparties.class.php
+++ b/htdocs/societe/class/api_thirdparties.class.php
@@ -894,7 +894,7 @@ class Thirdparties extends DolibarrApi
 		}
 
 
-		$sql = "SELECT f.facnumber, f.type as factype, re.fk_facture_source, re.rowid, re.amount_ht, re.amount_tva, re.amount_ttc, re.description, re.fk_facture, re.fk_facture_line";
+		$sql = "SELECT f.ref, f.type as factype, re.fk_facture_source, re.rowid, re.amount_ht, re.amount_tva, re.amount_ttc, re.description, re.fk_facture, re.fk_facture_line";
 		$sql .= " FROM ".MAIN_DB_PREFIX."societe_remise_except as re, ".MAIN_DB_PREFIX."facture as f";
 		$sql .= " WHERE f.rowid = re.fk_facture_source AND re.fk_soc = ".$id;
 		if ($filter == "available")  $sql .= " AND re.fk_facture IS NULL AND re.fk_facture_line IS NULL";
diff --git a/htdocs/societe/consumption.php b/htdocs/societe/consumption.php
index 3a3fb8507c9..c1a0605b2e1 100644
--- a/htdocs/societe/consumption.php
+++ b/htdocs/societe/consumption.php
@@ -200,13 +200,13 @@ if ($type_element == 'invoice')
 { 	// Customer : show products from invoices
 	require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 	$documentstatic=new Facture($db);
-	$sql_select = 'SELECT f.rowid as doc_id, f.facnumber as doc_number, f.type as doc_type, f.datef as dateprint, f.fk_statut as status, f.paye as paid, ';
+	$sql_select = 'SELECT f.rowid as doc_id, f.ref as doc_number, f.type as doc_type, f.datef as dateprint, f.fk_statut as status, f.paye as paid, ';
 	$tables_from = MAIN_DB_PREFIX."facture as f,".MAIN_DB_PREFIX."facturedet as d";
 	$where = " WHERE f.fk_soc = s.rowid AND s.rowid = ".$socid;
 	$where.= " AND d.fk_facture = f.rowid";
 	$where.= " AND f.entity = ".$conf->entity;
 	$dateprint = 'f.datef';
-	$doc_number='f.facnumber';
+	$doc_number='f.ref';
 	$thirdTypeSelect='customer';
 }
 if ($type_element == 'propal')
diff --git a/htdocs/stripe/payment.php b/htdocs/stripe/payment.php
index 7a06da294ab..a99104409ef 100644
--- a/htdocs/stripe/payment.php
+++ b/htdocs/stripe/payment.php
@@ -762,7 +762,7 @@ if ($action == 'create' || $action == 'confirm_paiement' || $action == 'add_paie
          * List of unpaid invoices
          */
 
-        $sql = 'SELECT f.rowid as facid, f.facnumber, f.total_ttc, f.multicurrency_code, f.multicurrency_total_ttc, f.type, ';
+        $sql = 'SELECT f.rowid as facid, f.ref, f.total_ttc, f.multicurrency_code, f.multicurrency_total_ttc, f.type, ';
         $sql.= ' f.datef as df, f.fk_soc as socid';
         $sql.= ' FROM '.MAIN_DB_PREFIX.'facture as f';
 
@@ -789,7 +789,7 @@ if ($action == 'create' || $action == 'confirm_paiement' || $action == 'add_paie
         }
 
         // Sort invoices by date and serial number: the older one comes first
-        $sql.=' ORDER BY f.datef ASC, f.facnumber ASC';
+        $sql.=' ORDER BY f.datef ASC, f.ref ASC';
 
         $resql = $db->query($sql);
         if ($resql)
@@ -1073,7 +1073,7 @@ if (! GETPOST('action'))
     if (! $sortorder) $sortorder='DESC';
     if (! $sortfield) $sortfield='p.datep';
 
-    $sql = 'SELECT p.datep as dp, p.amount, f.amount as fa_amount, f.facnumber';
+    $sql = 'SELECT p.datep as dp, p.amount, f.amount as fa_amount, f.ref';
     $sql.=', f.rowid as facid, c.libelle as paiement_type, p.num_paiement';
     $sql.= ' FROM '.MAIN_DB_PREFIX.'paiement as p, '.MAIN_DB_PREFIX.'facture as f, '.MAIN_DB_PREFIX.'c_paiement as c';
     $sql.= ' WHERE p.fk_facture = f.rowid AND p.fk_paiement = c.id';
@@ -1095,7 +1095,7 @@ if (! GETPOST('action'))
         print_barre_liste($langs->trans('Payments'), $page, $_SERVER["PHP_SELF"],'',$sortfield,$sortorder,'',$num);
         print '<table class="noborder" width="100%">';
         print '<tr class="liste_titre">';
-        print_liste_field_titre('Invoice',$_SERVER["PHP_SELF"],'facnumber','','','',$sortfield,$sortorder);
+        print_liste_field_titre('Invoice',$_SERVER["PHP_SELF"],'ref','','','',$sortfield,$sortorder);
         print_liste_field_titre('Date',$_SERVER["PHP_SELF"],'dp','','','',$sortfield,$sortorder);
         print_liste_field_titre('Type',$_SERVER["PHP_SELF"],'libelle','','','',$sortfield,$sortorder);
         print_liste_field_titre('Amount',$_SERVER["PHP_SELF"],'fa_amount','','','align="right"',$sortfield,$sortorder);
@@ -1106,7 +1106,7 @@ if (! GETPOST('action'))
         {
             $objp = $db->fetch_object($resql);
             print '<tr class="oddeven">';
-            print '<td><a href="'.DOL_URL_ROOT.'compta/facture/card.php?facid='.$objp->facid.'">'.$objp->facnumber."</a></td>\n";
+            print '<td><a href="'.DOL_URL_ROOT.'compta/facture/card.php?facid='.$objp->facid.'">'.$objp->ref."</a></td>\n";
             print '<td>'.dol_print_date($db->jdate($objp->dp))."</td>\n";
             print '<td>'.$objp->paiement_type.' '.$objp->num_paiement."</td>\n";
             print '<td align="right">'.price($objp->amount).'</td><td>&nbsp;</td>';
diff --git a/htdocs/takepos/customers.php b/htdocs/takepos/customers.php
index 5a67998f180..41738861702 100644
--- a/htdocs/takepos/customers.php
+++ b/htdocs/takepos/customers.php
@@ -55,7 +55,7 @@ $_GET['optioncss'] = 'print';
  */
 
 if ($action=="change") {
-    $sql="UPDATE ".MAIN_DB_PREFIX."facture set fk_soc=".$idcustomer." where facnumber='(PROV-POS-".$place.")'";
+    $sql="UPDATE ".MAIN_DB_PREFIX."facture set fk_soc=".$idcustomer." where ref='(PROV-POS-".$place.")'";
     $resql = $db->query($sql);
     ?>
     <script>
diff --git a/htdocs/takepos/invoice.php b/htdocs/takepos/invoice.php
index 52d4864385f..ed98f8b0033 100644
--- a/htdocs/takepos/invoice.php
+++ b/htdocs/takepos/invoice.php
@@ -40,7 +40,7 @@ $idline = GETPOST('idline');
 $desc = GETPOST('desc','alpha');
 $pay = GETPOST('pay');
 
-$sql="SELECT rowid FROM ".MAIN_DB_PREFIX."facture where facnumber='(PROV-POS-".$place.")'";
+$sql="SELECT rowid FROM ".MAIN_DB_PREFIX."facture where ref='(PROV-POS-".$place.")'";
 $resql = $db->query($sql);
 $row = $db->fetch_array ($resql);
 $placeid=$row[0];
@@ -71,7 +71,7 @@ if ($action == 'valid' && $user->rights->facture->creer){
 	if ($pay=="cash") $payment->paiementid=4;
 	else if ($pay=="card") $payment->paiementid=6;
 	else if ($pay=="cheque") $payment->paiementid=7;
-	$payment->num_paiement=$invoice->facnumber;
+	$payment->num_paiement=$invoice->ref;
 	$payment->create($user);
 	$payment->addPaymentToBank($user, 'payment', '(CustomerInvoicePayment)', $bankaccount, '', '');
 	$invoice->set_paid($user);
@@ -89,7 +89,7 @@ if (($action=="addline" || $action=="freezone") and $placeid==0)
 		$invoice->pos_source = (string) (empty($place)?'0':$place);
 
 		$placeid=$invoice->create($user);
-		$sql="UPDATE ".MAIN_DB_PREFIX."facture set facnumber='(PROV-POS-".$place.")' where rowid=".$placeid;
+		$sql="UPDATE ".MAIN_DB_PREFIX."facture set ref='(PROV-POS-".$place.")' where rowid=".$placeid;
 		$db->query($sql);
 	}
 }
@@ -280,7 +280,7 @@ print ': '.price($invoice->total_ttc, 1, '', 1, - 1, - 1, $conf->currency).'&nbs
     print '</p>';
 //}
 if ($action=="valid"){
-	print '<p style="font-size:120%;" align="center"><b>'.$invoice->facnumber." ".$langs->trans('BillShortStatusValidated').'</b></p>';
+	print '<p style="font-size:120%;" align="center"><b>'.$invoice->ref." ".$langs->trans('BillShortStatusValidated').'</b></p>';
 	if ($conf->global->TAKEPOSCONNECTOR) print '<center><button type="button" onclick="TakeposPrinting('.$placeid.');">'.$langs->trans('PrintTicket').'</button><center>';
 	else print '<center><button type="button" onclick="Print('.$placeid.');">'.$langs->trans('PrintTicket').'</button><center>';
 }
diff --git a/htdocs/takepos/pay.php b/htdocs/takepos/pay.php
index e47ce27009d..f07d20690f3 100644
--- a/htdocs/takepos/pay.php
+++ b/htdocs/takepos/pay.php
@@ -37,7 +37,7 @@ $place = GETPOST('place','int');
  * View
  */
 
-$sql="SELECT rowid FROM ".MAIN_DB_PREFIX."facture where facnumber='(PROV-POS-".$place.")'";
+$sql="SELECT rowid FROM ".MAIN_DB_PREFIX."facture where ref='(PROV-POS-".$place.")'";
 $resql = $db->query($sql);
 $row = $db->fetch_array ($resql);
 $placeid=$row[0];
diff --git a/htdocs/takepos/receipt.php b/htdocs/takepos/receipt.php
index d5c4ceba0a1..05fdea52760 100644
--- a/htdocs/takepos/receipt.php
+++ b/htdocs/takepos/receipt.php
@@ -32,7 +32,7 @@ top_httphead('text/html');
 $facid=GETPOST('facid','int');
 $place=GETPOST('place','int');
 if ($place>0){
-    $sql="SELECT rowid FROM ".MAIN_DB_PREFIX."facture where facnumber='(PROV-POS-".$place.")'";
+    $sql="SELECT rowid FROM ".MAIN_DB_PREFIX."facture where ref='(PROV-POS-".$place.")'";
     $resql = $db->query($sql);
     $row = $db->fetch_array ($resql);
     $facid=$row[0];
diff --git a/htdocs/webservices/server_invoice.php b/htdocs/webservices/server_invoice.php
index 03931701659..47c1b42e63b 100644
--- a/htdocs/webservices/server_invoice.php
+++ b/htdocs/webservices/server_invoice.php
@@ -426,7 +426,7 @@ function getInvoicesForThirdParty($authentication,$idthirdparty)
 	{
 		$linesinvoice=array();
 
-		$sql ='SELECT f.rowid as facid, facnumber as ref, ref_ext, type, fk_statut as status, total_ttc, total, tva';
+		$sql ='SELECT f.rowid as facid, ref as ref, ref_ext, type, fk_statut as status, total_ttc, total, tva';
 		$sql.=' FROM '.MAIN_DB_PREFIX.'facture as f';
 		$sql.=" WHERE f.entity = ".$conf->entity;
 		if ($idthirdparty != 'all' ) $sql.=" AND f.fk_soc = ".$db->escape($idthirdparty);
diff --git a/scripts/invoices/email_unpaid_invoices_to_customers.php b/scripts/invoices/email_unpaid_invoices_to_customers.php
index 5d49beca851..57fdeeed76f 100755
--- a/scripts/invoices/email_unpaid_invoices_to_customers.php
+++ b/scripts/invoices/email_unpaid_invoices_to_customers.php
@@ -78,7 +78,7 @@ print $script_file." launched with mode ".$mode." default lang=".$langs->default
 
 if ($mode != 'confirm') $conf->global->MAIN_DISABLE_ALL_MAILS=1;
 
-$sql = "SELECT f.facnumber, f.total_ttc, f.date_lim_reglement as due_date,";
+$sql = "SELECT f.ref, f.total_ttc, f.date_lim_reglement as due_date,";
 $sql.= " s.rowid as sid, s.nom as name, s.email, s.default_lang";
 if ($targettype == 'contacts') $sql.= ", sp.rowid as cid, sp.firstname as cfirstname, sp.lastname as clastname, sp.email as cemail";
 $sql.= " FROM ".MAIN_DB_PREFIX."facture as f, ".MAIN_DB_PREFIX."societe as s";
@@ -90,7 +90,7 @@ if (is_numeric($duration_value)) $sql.= " AND f.date_lim_reglement < '".$db->ida
 if ($targettype == 'contacts') $sql.= " AND s.rowid = sp.fk_soc";
 $sql.= " ORDER BY";
 if ($targettype == 'contacts') $sql.= " sp.email, sp.rowid,";
-$sql.= " s.email ASC, s.rowid ASC, f.facnumber ASC";	// Order by email to allow one message per email
+$sql.= " s.email ASC, s.rowid ASC, f.ref ASC";	// Order by email to allow one message per email
 
 //print $sql;
 $resql=$db->query($sql);
@@ -157,11 +157,11 @@ if ($resql)
 
             if (dol_strlen($newemail))
             {
-            	$message .= $outputlangs->trans("Invoice")." ".$obj->facnumber." : ".price($obj->total_ttc,0,$outputlangs,0,0,-1,$conf->currency)."\n";
+            	$message .= $outputlangs->trans("Invoice")." ".$obj->ref." : ".price($obj->total_ttc,0,$outputlangs,0,0,-1,$conf->currency)."\n";
             	dol_syslog("email_unpaid_invoices_to_customers.php: ".$newemail." ".$message);
             	$foundtoprocess++;
             }
-            print "Unpaid invoice ".$obj->facnumber.", price ".price2num($obj->total_ttc).", due date ".dol_print_date($db->jdate($obj->due_date),'day').", customer id ".$obj->sid." ".$obj->name.", ".($obj->cid?"contact id ".$obj->cid." ".$obj->clastname." ".$obj->cfirstname.", ":"")."email ".$newemail.", lang ".$outputlangs->defaultlang.": ";
+            print "Unpaid invoice ".$obj->ref.", price ".price2num($obj->total_ttc).", due date ".dol_print_date($db->jdate($obj->due_date),'day').", customer id ".$obj->sid." ".$obj->name.", ".($obj->cid?"contact id ".$obj->cid." ".$obj->clastname." ".$obj->cfirstname.", ":"")."email ".$newemail.", lang ".$outputlangs->defaultlang.": ";
             if (dol_strlen($newemail)) print "qualified.";
             else print "disqualified (no email).";
             print "\n";
diff --git a/scripts/invoices/email_unpaid_invoices_to_representatives.php b/scripts/invoices/email_unpaid_invoices_to_representatives.php
index 54be6f8f40c..37b421bcefd 100755
--- a/scripts/invoices/email_unpaid_invoices_to_representatives.php
+++ b/scripts/invoices/email_unpaid_invoices_to_representatives.php
@@ -75,7 +75,7 @@ print $script_file." launched with mode ".$mode." default lang=".$langs->default
 
 if ($mode != 'confirm') $conf->global->MAIN_DISABLE_ALL_MAILS=1;
 
-$sql = "SELECT f.facnumber, f.total_ttc, f.date_lim_reglement as due_date, s.nom as name, s.email, s.default_lang,";
+$sql = "SELECT f.ref, f.total_ttc, f.date_lim_reglement as due_date, s.nom as name, s.email, s.default_lang,";
 $sql.= " u.rowid as uid, u.lastname, u.firstname, u.email, u.lang";
 $sql .= " FROM ".MAIN_DB_PREFIX."facture as f";
 $sql .= " , ".MAIN_DB_PREFIX."societe as s";
@@ -86,7 +86,7 @@ $sql .= " AND f.fk_soc = s.rowid";
 if (is_numeric($duration_value)) $sql .= " AND f.date_lim_reglement < '".$db->idate(dol_time_plus_duree($now, $duration_value, "d"))."'";
 $sql .= " AND sc.fk_soc = s.rowid";
 $sql .= " AND sc.fk_user = u.rowid";
-$sql .= " ORDER BY u.email ASC, s.rowid ASC, f.facnumber ASC";	// Order by email to allow one message per email
+$sql .= " ORDER BY u.email ASC, s.rowid ASC, f.ref ASC";	// Order by email to allow one message per email
 
 //print $sql;
 $resql=$db->query($sql);
@@ -137,11 +137,11 @@ if ($resql)
 
             if (dol_strlen($obj->email))
             {
-            	$message .= $outputlangs->trans("Invoice")." ".$obj->facnumber." : ".price($obj->total_ttc,0,$outputlangs,0,0,-1,$conf->currency)." : ".$obj->name."\n";
+            	$message .= $outputlangs->trans("Invoice")." ".$obj->ref." : ".price($obj->total_ttc,0,$outputlangs,0,0,-1,$conf->currency)." : ".$obj->name."\n";
             	dol_syslog("email_unpaid_invoices_to_representatives.php: ".$obj->email);
             	$foundtoprocess++;
             }
-            print "Unpaid invoice ".$obj->facnumber.", price ".price2num($obj->total_ttc).", due date ".dol_print_date($db->jdate($obj->due_date),'day')." (linked to company ".$obj->name.", sale representative ".dolGetFirstLastname($obj->firstname, $obj->lastname).", email ".$obj->email.", lang ".$outputlangs->defaultlang."): ";
+            print "Unpaid invoice ".$obj->ref.", price ".price2num($obj->total_ttc).", due date ".dol_print_date($db->jdate($obj->due_date),'day')." (linked to company ".$obj->name.", sale representative ".dolGetFirstLastname($obj->firstname, $obj->lastname).", email ".$obj->email.", lang ".$outputlangs->defaultlang."): ";
             if (dol_strlen($obj->email)) print "qualified.";
             else print "disqualified (no email).";
 			print "\n";
diff --git a/test/phpunit/ExportTest.php b/test/phpunit/ExportTest.php
index cf8be11ab17..e387eacac6a 100644
--- a/test/phpunit/ExportTest.php
+++ b/test/phpunit/ExportTest.php
@@ -217,16 +217,16 @@ class ExportTest extends PHPUnit_Framework_TestCase
     {
         global $conf,$user,$langs,$db;
 
-        $sql = "SELECT f.facnumber as f_facnumber, f.total as f_total, f.tva as f_tva FROM ".MAIN_DB_PREFIX."facture f";
+        $sql = "SELECT f.ref as f_ref, f.total as f_total, f.tva as f_tva FROM ".MAIN_DB_PREFIX."facture f";
 
         $objexport=new Export($db);
         //$objexport->load_arrays($user,$datatoexport);
 
         // Define properties
         $datatoexport='test';
-        $array_selected = array("f.facnumber"=>1, "f.total"=>2, "f.tva"=>3);
-        $array_export_fields = array("f.facnumber"=>"FacNumber", "f.total"=>"FacTotal", "f.tva"=>"FacVat");
-        $array_alias = array("f_facnumber"=>"facnumber", "f_total"=>"total", "f_tva"=>"tva");
+        $array_selected = array("f.ref"=>1, "f.total"=>2, "f.tva"=>3);
+        $array_export_fields = array("f.ref"=>"FacNumber", "f.total"=>"FacTotal", "f.tva"=>"FacVat");
+        $array_alias = array("f_ref"=>"ref", "f_total"=>"total", "f_tva"=>"tva");
         $objexport->array_export_fields[0]=$array_export_fields;
         $objexport->array_export_alias[0]=$array_alias;
 
@@ -266,18 +266,18 @@ class ExportTest extends PHPUnit_Framework_TestCase
     {
     	global $conf,$user,$langs,$db;
 /*
-    	$sql = "SELECT f.facnumber as f_facnumber, f.total as f_total, f.tva as f_tva FROM ".MAIN_DB_PREFIX."facture f";
+    	$sql = "SELECT f.ref as f_ref, f.total as f_total, f.tva as f_tva FROM ".MAIN_DB_PREFIX."facture f";
 
     	$objexport=new Export($db);
     	//$objexport->load_arrays($user,$datatoexport);
 
     	// Define properties
     	$datatoexport='test_filtered';
-    	$array_selected = array("f.facnumber"=>1, "f.total"=>2, "f.tva"=>3);
-    	$array_export_fields = array("f.facnumber"=>"FacNumber", "f.total"=>"FacTotal", "f.tva"=>"FacVat");
+    	$array_selected = array("f.ref"=>1, "f.total"=>2, "f.tva"=>3);
+    	$array_export_fields = array("f.ref"=>"FacNumber", "f.total"=>"FacTotal", "f.tva"=>"FacVat");
     	$array_filtervalue = array("f.total" => ">100");
     	$array_filtered = array("f.total" => 1);
-    	$array_alias = array("f_facnumber"=>"facnumber", "f_total"=>"total", "f_tva"=>"tva");
+    	$array_alias = array("f_ref"=>"ref", "f_total"=>"total", "f_tva"=>"tva");
     	$objexport->array_export_fields[0]=$array_export_fields;
     	$objexport->array_export_alias[0]=$array_alias;
 
diff --git a/test/phpunit/FactureTest.php b/test/phpunit/FactureTest.php
index a1dd46de978..cb23c7d092e 100644
--- a/test/phpunit/FactureTest.php
+++ b/test/phpunit/FactureTest.php
@@ -230,7 +230,7 @@ class FactureTest extends PHPUnit_Framework_TestCase
 			true,
 			array(
 				'newref','oldref','id','lines','client','thirdparty','brouillon','user_author','date_creation','date_validation','datem','date_modification',
-				'ref','statut','paye','specimen','facnumber','actiontypecode','actionmsg2','actionmsg','mode_reglement','cond_reglement',
+				'ref','statut','paye','specimen','ref','actiontypecode','actionmsg2','actionmsg','mode_reglement','cond_reglement',
 				'cond_reglement_doc','situation_cycle_ref','situation_counter','situation_final','multicurrency_total_ht','multicurrency_total_tva',
 				'multicurrency_total_ttc','fk_multicurrency','multicurrency_code','multicurrency_tx'
 			)