diff --git a/htdocs/comm/propal/list.php b/htdocs/comm/propal/list.php
index 72491e90e3e..52a712ab043 100644
--- a/htdocs/comm/propal/list.php
+++ b/htdocs/comm/propal/list.php
@@ -83,12 +83,14 @@ $mesg=(GETPOST("msg") ? GETPOST("msg") : GETPOST("mesg"));
 $search_day=GETPOST("search_day","int");
 $search_month=GETPOST("search_month","int");
 $search_year=GETPOST("search_year","int");
+$search_btn=GETPOST('button_search','alpha');
+$search_remove_btn=GETPOST('button_removefilter','alpha');
 
 $limit = GETPOST('limit')?GETPOST('limit','int'):$conf->liste_limit;
 $sortfield = GETPOST("sortfield",'alpha');
 $sortorder = GETPOST("sortorder",'alpha');
 $page = GETPOST("page",'int');
-if (empty($page) || $page == -1) { $page = 0; }     // If $page is not defined, or '' or -1
+if (empty($page) || $page == -1 || !empty($search_btn) || !empty($search_remove_btn) || (empty($toselect) && $massaction === '0')) { $page = 0; }     // If $page is not defined, or '' or -1
 $offset = $limit * $page;
 $pageprev = $page - 1;
 $pagenext = $page + 1;
diff --git a/htdocs/commande/list.php b/htdocs/commande/list.php
index 6284e53aa5c..db1b7554e4f 100644
--- a/htdocs/commande/list.php
+++ b/htdocs/commande/list.php
@@ -74,6 +74,8 @@ $search_total_ht=GETPOST('search_total_ht','alpha');
 $optioncss = GETPOST('optioncss','alpha');
 $billed = GETPOST('billed','int');
 $viewstatut=GETPOST('viewstatut');
+$search_btn=GETPOST('button_search','alpha');
+$search_remove_btn=GETPOST('button_removefilter','alpha');
 
 // Security check
 $id = (GETPOST('orderid')?GETPOST('orderid','int'):GETPOST('id','int'));
@@ -86,7 +88,7 @@ $limit = GETPOST('limit','int')?GETPOST('limit','int'):$conf->liste_limit;
 $sortfield = GETPOST("sortfield",'alpha');
 $sortorder = GETPOST("sortorder",'alpha');
 $page = GETPOST("page",'int');
-if (empty($page) || $page == -1) { $page = 0; }     // If $page is not defined, or '' or -1
+if (empty($page) || $page == -1 || !empty($search_btn) || !empty($search_remove_btn) || (empty($toselect) && $massaction === '0')) { $page = 0; }     // If $page is not defined, or '' or -1
 $offset = $limit * $page;
 $pageprev = $page - 1;
 $pagenext = $page + 1;
diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index 3de5ae96458..e0b6d1d81bc 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -4834,7 +4834,7 @@ class FactureLigne extends CommonInvoiceLine
 			$resql = $this->db->query($sql);
 			if ($resql && $resql->num_rows > 0) {
 				$res = $this->db->fetch_array($resql);
-				return $res['situation_percent'];
+				return floatval($res['situation_percent']);
 			} else {
 				$this->error = $this->db->error();
 				dol_syslog(get_class($this) . "::select Error " . $this->error, LOG_ERR);
diff --git a/htdocs/compta/facture/list.php b/htdocs/compta/facture/list.php
index 994f1d93569..859889966eb 100644
--- a/htdocs/compta/facture/list.php
+++ b/htdocs/compta/facture/list.php
@@ -93,6 +93,8 @@ $year	= GETPOST('year','int');
 $day_lim	= GETPOST('day_lim','int');
 $month_lim	= GETPOST('month_lim','int');
 $year_lim	= GETPOST('year_lim','int');
+$search_btn=GETPOST('button_search','alpha');
+$search_remove_btn=GETPOST('button_removefilter','alpha');
 
 $option = GETPOST('option');
 if ($option == 'late') {
@@ -104,7 +106,7 @@ $limit = GETPOST('limit')?GETPOST('limit','int'):$conf->liste_limit;
 $sortfield = GETPOST("sortfield",'alpha');
 $sortorder = GETPOST("sortorder",'alpha');
 $page = GETPOST("page",'int');
-if (empty($page) || $page == -1) { $page = 0; }     // If $page is not defined, or '' or -1
+if (empty($page) || $page == -1 || !empty($search_btn) || !empty($search_remove_btn) || (empty($toselect) && $massaction === '0')) { $page = 0; }     // If $page is not defined, or '' or -1
 $offset = $limit * $page;
 if (! $sortorder && ! empty($conf->global->INVOICE_DEFAULT_UNPAYED_SORT_ORDER) && $search_status == 1) $sortorder=$conf->global->INVOICE_DEFAULT_UNPAYED_SORT_ORDER;
 if (! $sortorder) $sortorder='DESC';
diff --git a/htdocs/core/lib/pdf.lib.php b/htdocs/core/lib/pdf.lib.php
index cb061bc9f2e..234c0cc7e34 100644
--- a/htdocs/core/lib/pdf.lib.php
+++ b/htdocs/core/lib/pdf.lib.php
@@ -1899,13 +1899,13 @@ function pdf_getlinetotalexcltax($object,$i,$outputlangs,$hidedetails=0)
         	{
         		$prev_progress = 0;
         		$progress = 1;
-        		if (method_exists($object, 'get_prev_progress'))
+        		if (method_exists($object->lines[$i], 'get_prev_progress'))
         		{
 					$prev_progress = $object->lines[$i]->get_prev_progress($object->id);
 					$progress = ($object->lines[$i]->situation_percent - $prev_progress) / 100;
         		}
 				$result.=price($sign * ($total_ht/($object->lines[$i]->situation_percent/100)) * $progress, 0, $outputlangs);
-			}
+        	}
         	else
 			$result.=price($sign * $total_ht, 0, $outputlangs);
 	}
diff --git a/htdocs/fourn/commande/list.php b/htdocs/fourn/commande/list.php
index 4d5f2999943..d1b8cdcdcaf 100644
--- a/htdocs/fourn/commande/list.php
+++ b/htdocs/fourn/commande/list.php
@@ -85,6 +85,8 @@ $search_total_ttc=GETPOST('search_total_ttc','alpha');
 $optioncss = GETPOST('optioncss','alpha');
 $billed = GETPOST('billed','int');
 $search_project_ref=GETPOST('search_project_ref','alpha');
+$search_btn=GETPOST('button_search','alpha');
+$search_remove_btn=GETPOST('button_removefilter','alpha');
 
 $page  = GETPOST('page','int');
 $sortorder = GETPOST('sortorder','alpha');
@@ -105,7 +107,7 @@ $limit = GETPOST('limit','int')?GETPOST('limit','int'):$conf->liste_limit;
 $sortfield = GETPOST("sortfield",'alpha');
 $sortorder = GETPOST("sortorder",'alpha');
 $page = GETPOST("page",'int');
-if (empty($page) || $page == -1) { $page = 0; }     // If $page is not defined, or '' or -1
+if (empty($page) || $page == -1 || !empty($search_btn) || !empty($search_remove_btn) || (empty($toselect) && $massaction === '0')) { $page = 0; }     // If $page is not defined, or '' or -1
 $offset = $limit * $page;
 $pageprev = $page - 1;
 $pagenext = $page + 1;
diff --git a/htdocs/fourn/facture/list.php b/htdocs/fourn/facture/list.php
index a602badfb05..5ba2a2b9779 100644
--- a/htdocs/fourn/facture/list.php
+++ b/htdocs/fourn/facture/list.php
@@ -99,6 +99,8 @@ $day_lim	= GETPOST('day_lim','int');
 $month_lim	= GETPOST('month_lim','int');
 $year_lim	= GETPOST('year_lim','int');
 $toselect = GETPOST('toselect', 'array');
+$search_btn=GETPOST('button_search','alpha');
+$search_remove_btn=GETPOST('button_removefilter','alpha');
 
 $option = GETPOST('option');
 if ($option == 'late') {
@@ -110,7 +112,7 @@ $limit = GETPOST('limit')?GETPOST('limit','int'):$conf->liste_limit;
 $sortfield = GETPOST("sortfield",'alpha');
 $sortorder = GETPOST("sortorder",'alpha');
 $page=GETPOST("page",'int');
-if ($page == -1 || $page == null) { $page = 0 ; }
+if ($page == -1 || $page == null || !empty($search_btn) || !empty($search_remove_btn) || (empty($toselect) && $massaction === '0')) { $page = 0 ; }
 $offset = $limit * $page ;
 $pageprev = $page - 1;
 $pagenext = $page + 1;
diff --git a/htdocs/product/reassort.php b/htdocs/product/reassort.php
index e3983344cff..70dce7470cd 100644
--- a/htdocs/product/reassort.php
+++ b/htdocs/product/reassort.php
@@ -134,7 +134,7 @@ if (dol_strlen($type))
         $sql.= " AND p.fk_product_type <> '1'";
     }
 }
-if ($sref)     $sql.= natural_search('p.ref', $ref);
+if ($sref)     $sql.= natural_search('p.ref', $sref);
 if ($sbarcode) $sql.= natural_search('p.barcode', $sbarcode);
 if ($snom)     $sql.= natural_search('p.label', $snom);
 if (! empty($tosell)) $sql.= " AND p.tosell = ".$tosell;
diff --git a/htdocs/societe/list.php b/htdocs/societe/list.php
index 3d56fa9401a..3f011d588f5 100644
--- a/htdocs/societe/list.php
+++ b/htdocs/societe/list.php
@@ -82,6 +82,8 @@ $search_type=GETPOST('search_type','alpha');
 $search_level_from = GETPOST("search_level_from","alpha");
 $search_level_to   = GETPOST("search_level_to","alpha");
 $search_stcomm=GETPOST('search_stcomm','int');
+$search_btn=GETPOST('button_search','alpha');
+$search_remove_btn=GETPOST('button_removefilter','alpha');
 
 $type=GETPOST('type');
 $optioncss=GETPOST('optioncss','alpha');
@@ -95,7 +97,7 @@ $sortorder=GETPOST("sortorder",'alpha');
 $page=GETPOST("page",'int');
 if (! $sortorder) $sortorder="ASC";
 if (! $sortfield) $sortfield="s.nom";
-if (empty($page) || $page == -1) { $page = 0; }
+if (empty($page) || $page == -1 || !empty($search_btn) || !empty($search_remove_btn) || (empty($toselect) && $massaction === '0')) { $page = 0; }
 $offset = $limit * $page;
 $pageprev = $page - 1;
 $pagenext = $page + 1;
diff --git a/htdocs/supplier_proposal/list.php b/htdocs/supplier_proposal/list.php
index 4240ca72a08..cf492137330 100644
--- a/htdocs/supplier_proposal/list.php
+++ b/htdocs/supplier_proposal/list.php
@@ -73,6 +73,8 @@ $search_montant_vat=GETPOST('search_montant_vat','alpha');
 $search_montant_ttc=GETPOST('search_montant_ttc','alpha');
 $search_status=GETPOST('viewstatut','alpha')?GETPOST('viewstatut','alpha'):GETPOST('search_status','int');
 $object_statut=$db->escape(GETPOST('supplier_proposal_statut'));
+$search_btn=GETPOST('button_search','alpha');
+$search_remove_btn=GETPOST('button_removefilter','alpha');
 
 $sall=GETPOST('sall', 'alphanohtml');
 $mesg=(GETPOST("msg") ? GETPOST("msg") : GETPOST("mesg"));
@@ -85,7 +87,7 @@ $limit = GETPOST('limit')?GETPOST('limit','int'):$conf->liste_limit;
 $sortfield = GETPOST("sortfield",'alpha');
 $sortorder = GETPOST("sortorder",'alpha');
 $page = GETPOST("page",'int');
-if (empty($page) || $page == -1) { $page = 0; }     // If $page is not defined, or '' or -1
+if (empty($page) || $page == -1 || !empty($search_btn) || !empty($search_remove_btn) || (empty($toselect) && $massaction === '0')) { $page = 0; }     // If $page is not defined, or '' or -1
 $offset = $limit * $page;
 $pageprev = $page - 1;
 $pagenext = $page + 1;