diff --git a/htdocs/core/actions_addupdatedelete.inc.php b/htdocs/core/actions_addupdatedelete.inc.php
index 8364c139baef4..a62fe016946ff 100644
--- a/htdocs/core/actions_addupdatedelete.inc.php
+++ b/htdocs/core/actions_addupdatedelete.inc.php
@@ -87,7 +87,7 @@
 			$value = $tmparraykey[GETPOST($key)].','.GETPOST($key.'2');
 		} else {
 			if ($key == 'lang') {
-				$value = GETPOST($key, 'aZ09');
+				$value = GETPOST($key, 'aZ09')?GETPOST($key, 'aZ09'):"";
 			} else {
 				$value = GETPOST($key, 'alphanohtml');
 			}
diff --git a/htdocs/core/modules/movement/doc/pdf_standard.modules.php b/htdocs/core/modules/movement/doc/pdf_standard.modules.php
index 528f45ee96245..7f487fdcf94a5 100644
--- a/htdocs/core/modules/movement/doc/pdf_standard.modules.php
+++ b/htdocs/core/modules/movement/doc/pdf_standard.modules.php
@@ -35,7 +35,7 @@
 /**
  *	Class to build documents using ODF templates generator
  */
-class pdf_stdandard extends ModelePDFMovement
+class pdf_standard extends ModelePDFMovement
 {
 	/**
 	 * @var DoliDb Database handler
diff --git a/htdocs/core/modules/stock/doc/pdf_standard.modules.php b/htdocs/core/modules/stock/doc/pdf_standard.modules.php
index 5374245cea4da..0c627322d69b1 100644
--- a/htdocs/core/modules/stock/doc/pdf_standard.modules.php
+++ b/htdocs/core/modules/stock/doc/pdf_standard.modules.php
@@ -208,8 +208,6 @@ public function write_file($object, $outputlangs, $srctemplatepath = '', $hidede
 		// Load traductions files required by page
 		$outputlangs->loadLangs(array("main", "dict", "companies", "bills", "stocks", "orders", "deliveries"));
 
-		$nblines = count($object->lines);
-
 		if ($conf->stock->dir_output) {
 			// Definition of $dir and $file
 			if ($object->specimen) {
diff --git a/htdocs/knowledgemanagement/knowledgerecord_list.php b/htdocs/knowledgemanagement/knowledgerecord_list.php
index 0e8f3a12514c9..e9fa70e53d213 100644
--- a/htdocs/knowledgemanagement/knowledgerecord_list.php
+++ b/htdocs/knowledgemanagement/knowledgerecord_list.php
@@ -226,7 +226,7 @@
 // Add fields from hooks
 $parameters = array();
 $reshook = $hookmanager->executeHooks('printFieldListSelect', $parameters, $object); // Note that $action and $object may have been modified by hook
-$sql .= preg_replace('/^,/', '', $hookmanager->resPrint);
+$sql .= preg_replace('/^,/', ',', $hookmanager->resPrint);
 $sql = preg_replace('/,\s*$/', '', $sql);
 $sql .= " FROM ".MAIN_DB_PREFIX.$object->table_element." as t";
 if (is_array($extrafields->attributes[$object->table_element]['label']) && count($extrafields->attributes[$object->table_element]['label'])) {
@@ -371,7 +371,7 @@
 
 // List of mass actions available
 $arrayofmassactions = array(
-	//'validate'=>$langs->trans("Validate"),
+	'validate'=>$langs->trans("Validate"),
 	//'generate_doc'=>$langs->trans("ReGeneratePDF"),
 	//'builddoc'=>$langs->trans("PDFMerge"),
 	//'presend'=>$langs->trans("SendByMail"),
diff --git a/htdocs/mrp/mo_production.php b/htdocs/mrp/mo_production.php
index a11df25611702..929e82824d6f7 100644
--- a/htdocs/mrp/mo_production.php
+++ b/htdocs/mrp/mo_production.php
@@ -726,6 +726,14 @@
 			print $langs->trans("Warehouse");
 		}
 		print '</td>';
+		if ($conf->productbatch->enabled) {
+			// Available
+			print '<td>';
+			if ($collapse || in_array($action, array('consumeorproduce', 'consumeandproduceall'))) {
+				print $langs->trans("Stock");
+			}
+			print '</td>';
+		}
 		// Lot - serial
 		if ($conf->productbatch->enabled) {
 			print '<td>';
@@ -867,8 +875,17 @@
 					}
 					print ' '.$alreadyconsumed;
 					print '</td>';
-					print '<td>'; // Warehouse
+					// Warehouse
+					print '<td>';
 					print '</td>';
+					if ($conf->stock->enabled) {
+						print '<td>';
+						if ($tmpproduct->stock_reel < ($line->qty - $alreadyconsumed)) {
+							print img_warning($langs->trans('StockTooLow')).' ';
+						}
+						print $tmpproduct->stock_reel; // Available
+						print '</td>';
+					}
 					if ($conf->productbatch->enabled) {
 						print '<td></td>'; // Lot
 					}
diff --git a/htdocs/product/inventory/inventory.php b/htdocs/product/inventory/inventory.php
index 1147869a7165f..916e9a4e01dce 100644
--- a/htdocs/product/inventory/inventory.php
+++ b/htdocs/product/inventory/inventory.php
@@ -748,7 +748,7 @@ function disablebuttonmakemovementandclose() {
 			print $warehouse_static->getNomUrl(1);
 			print '</td>';
 			print '<td id="id_'.$obj->rowid.'_product">';
-			print $product_static->getNomUrl(1);
+			print $product_static->getNomUrl(1).' - '.$product_static->label;
 			print '</td>';
 
 			if ($conf->productbatch->enabled) {
diff --git a/htdocs/product/stock/movement_list.php b/htdocs/product/stock/movement_list.php
index 161eec9904755..a3ceb84ed2348 100644
--- a/htdocs/product/stock/movement_list.php
+++ b/htdocs/product/stock/movement_list.php
@@ -864,6 +864,7 @@
 
 // List of mass actions available
 $arrayofmassactions = array(
+	'generate_doc'=>img_picto('', 'pdf', 'class="pictofixedwidth"').$langs->trans("ReGeneratePDF"),
 //    'presend'=>img_picto('', 'email', 'class="pictofixedwidth"').$langs->trans("SendByMail"),
 //    'builddoc'=>img_picto('', 'pdf', 'class="pictofixedwidth"').$langs->trans("PDFMerge"),
 );