diff --git a/htdocs/comm/propal.php b/htdocs/comm/propal.php
index 9cde868a97a..84650a9c60c 100644
--- a/htdocs/comm/propal.php
+++ b/htdocs/comm/propal.php
@@ -767,7 +767,9 @@ else if ($action == "addline" && $user->rights->propal->creer)
 
 		// Margin
 		$fournprice=(GETPOST('fournprice')?GETPOST('fournprice'):'');
+		dol_syslog('ssdfsd:: $fournprice:'.var_export($fournprice,true));
 		$buyingprice=(GETPOST('buying_price')?GETPOST('buying_price'):'');
+		dol_syslog('ssdfsd:: $$buyingprice='.$buyingprice);
 
 		$date_start=dol_mktime(0, 0, 0, GETPOST('date_start'.$predef.'month'), GETPOST('date_start'.$predef.'day'), GETPOST('date_start'.$predef.'year'));
 		$date_end=dol_mktime(0, 0, 0, GETPOST('date_end'.$predef.'month'), GETPOST('date_end'.$predef.'day'), GETPOST('date_end'.$predef.'year'));
diff --git a/htdocs/comm/propal/class/propal.class.php b/htdocs/comm/propal/class/propal.class.php
index f407d6b597a..dc2c708cbec 100644
--- a/htdocs/comm/propal/class/propal.class.php
+++ b/htdocs/comm/propal/class/propal.class.php
@@ -407,6 +407,7 @@ class Propal extends CommonObject
             $this->line->date_start=$date_start;
             $this->line->date_end=$date_end;
 
+            
 			// infos marge
 			$this->line->fk_fournprice = $fk_fournprice;
 			$this->line->pa_ht = $pa_ht;
@@ -2817,7 +2818,7 @@ class PropaleLigne
         $sql.= " ".price2num($this->tva_tx).",";
         $sql.= " ".price2num($this->localtax1_tx).",";
         $sql.= " ".price2num($this->localtax2_tx).",";
-        $sql.= " ".($this->subprice?price2num($this->subprice):'null').",";
+        $sql.= " ".($this->subprice?price2num($this->subprice):"null").",";
         $sql.= " ".price2num($this->remise_percent).",";
         $sql.= " ".(isset($this->info_bits)?"'".$this->info_bits."'":"null").",";
         $sql.= " ".price2num($this->total_ht).",";
diff --git a/htdocs/compta/bank/fiche.php b/htdocs/compta/bank/fiche.php
index e7d6fbbce9f..daee366ebdb 100644
--- a/htdocs/compta/bank/fiche.php
+++ b/htdocs/compta/bank/fiche.php
@@ -239,7 +239,7 @@ if ($action == 'create')
 
 	// Ref
 	print '<tr><td valign="top" class="fieldrequired">'.$langs->trans("Ref").'</td>';
-	print '<td colspan="3"><input size="8" type="text" class="flat" name="ref" value="'.($_POST["ref"]?$_POST["ref"]:$account->ref).'"></td></tr>';
+	print '<td colspan="3"><input size="8" type="text" class="flat" name="ref" value="'.($_POST["ref"]?$_POST["ref"]:$account->ref).'" maxlength="12"></td></tr>';
 
 	// Label
 	print '<tr><td valign="top" class="fieldrequired">'.$langs->trans("LabelBankCashAccount").'</td>';
diff --git a/htdocs/core/tpl/predefinedproductline_create.tpl.php b/htdocs/core/tpl/predefinedproductline_create.tpl.php
index 422e7fa063e..ae8491784e6 100644
--- a/htdocs/core/tpl/predefinedproductline_create.tpl.php
+++ b/htdocs/core/tpl/predefinedproductline_create.tpl.php
@@ -186,7 +186,7 @@ if (! empty($usemargins))
 	        }
 	        options += '>'+this.label+'</option>';
 	      });
-	      options += '<option value=null><?php echo $langs->trans("InputPrice"); ?></option>';
+	      options += '<option value=""><?php echo $langs->trans("InputPrice"); ?></option>';
 	      $("#buying_price").hide();
 	      $("#fournprice").html(options).show();
 	      $("#fournprice").change(function() {
diff --git a/htdocs/margin/productMargins.php b/htdocs/margin/productMargins.php
index 3b709559f28..e5896d1f1b3 100644
--- a/htdocs/margin/productMargins.php
+++ b/htdocs/margin/productMargins.php
@@ -182,11 +182,11 @@ if (isset($conf->global->ForceBuyingPriceIfNull) && $conf->global->ForceBuyingPr
 if ($id > 0)
   $sql.= " GROUP BY f.rowid";
 else
-  $sql.= " GROUP BY d.fk_product";
+  $sql.= " GROUP BY d.fk_product, p.label, p.rowid, p.fk_product_type, p.ref, f.facnumber, f.total, f.datef, f.paye, f.fk_statut, f.rowid";
 $sql.= " ORDER BY $sortfield $sortorder ";
 // TODO: calculate total to display then restore pagination
 //$sql.= $db->plimit($conf->liste_limit +1, $offset);
-
+dol_syslog('margin::productMargin.php sql='.$sql,LOG_DEBUG);
 $result = $db->query($sql);
 if ($result)
 {
diff --git a/htdocs/margin/tabs/thirdpartyMargins.php b/htdocs/margin/tabs/thirdpartyMargins.php
index 643d190d04d..b91955d28c0 100644
--- a/htdocs/margin/tabs/thirdpartyMargins.php
+++ b/htdocs/margin/tabs/thirdpartyMargins.php
@@ -144,7 +144,7 @@ if ($socid > 0)
 		$sql .= " AND d.buy_price_ht IS NOT NULL";
 		if (isset($conf->global->ForceBuyingPriceIfNull) && $conf->global->ForceBuyingPriceIfNull == 1)
 			$sql .= " AND d.buy_price_ht <> 0";
-		$sql.= " GROUP BY f.rowid";
+		$sql.= " GROUP BY f.rowid, s.nom, s.rowid, s.code_client, f.facnumber, f.total, f.datef, f.paye, f.fk_statut";
 		$sql.= " ORDER BY $sortfield $sortorder ";
 		// TODO: calculate total to display then restore pagination
 		//$sql.= $db->plimit($conf->liste_limit +1, $offset);