diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 7fc42512baf..ae8ae544d52 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -7963,18 +7963,17 @@ abstract class CommonObject
 		$now = dol_now();
 
 		$fieldvalues = $this->setSaveQuery();
-
 		if (array_key_exists('date_creation', $fieldvalues) && empty($fieldvalues['date_creation'])) $fieldvalues['date_creation'] = $this->db->idate($now);
 		if (array_key_exists('fk_user_creat', $fieldvalues) && !($fieldvalues['fk_user_creat'] > 0)) $fieldvalues['fk_user_creat'] = $user->id;
 		unset($fieldvalues['rowid']); // The field 'rowid' is reserved field name for autoincrement field so we don't need it into insert.
 		if (array_key_exists('ref', $fieldvalues)) $fieldvalues['ref'] = dol_string_nospecial($fieldvalues['ref']); // If field is a ref, we sanitize data
 
 		$keys = array();
-		$values = array();
+		$values = array();	// Array to store string forged for SQL syntax
 		foreach ($fieldvalues as $k => $v) {
 			$keys[$k] = $k;
 			$value = $this->fields[$k];
-			$values[$k] = $this->quote($v, $value);
+			$values[$k] = $this->quote($v, $value);			// May return string 'NULL' if $value is null
 		}
 
 		// Clean and check mandatory
@@ -7984,8 +7983,7 @@ abstract class CommonObject
 			if (preg_match('/^integer:/i', $this->fields[$key]['type']) && $values[$key] == '-1') $values[$key] = '';
 			if (!empty($this->fields[$key]['foreignkey']) && $values[$key] == '-1') $values[$key] = '';
 
-			//var_dump($key.'-'.$values[$key].'-'.($this->fields[$key]['notnull'] == 1));
-			if (isset($this->fields[$key]['notnull']) && $this->fields[$key]['notnull'] == 1 && !isset($values[$key]) && is_null($this->fields[$key]['default']))
+			if (isset($this->fields[$key]['notnull']) && $this->fields[$key]['notnull'] == 1 && (!isset($values[$key]) || $values[$key] === 'NULL') && is_null($this->fields[$key]['default']))
 			{
 				$error++;
 				$this->errors[] = $langs->trans("ErrorFieldRequired", $this->fields[$key]['label']);
diff --git a/htdocs/core/menus/standard/eldy.lib.php b/htdocs/core/menus/standard/eldy.lib.php
index 99c9a1002a5..8b51df3368f 100644
--- a/htdocs/core/menus/standard/eldy.lib.php
+++ b/htdocs/core/menus/standard/eldy.lib.php
@@ -234,12 +234,14 @@ function print_eldy_menu($db, $atarget, $type_user, &$tabMenu, &$menu, $noout =
 	        !empty($conf->ficheinter->enabled)
 	        ) ? 1 : 0,
 		'perms'=>(!empty($user->rights->propal->lire) ||
-				  !empty($user->rights->commande->lire) ||
-				  !empty($user->rights->fournisseur->lire) ||
-				  !empty($user->rights->supplier_proposal->lire) ||
-				  !empty($user->rights->supplier_order->lire) ||
-				  !empty($user->rights->contrat->lire) ||
-				  !empty($user->rights->ficheinter->lire)
+			!empty($user->rights->commande->lire) ||
+			!empty($user->rights->fournisseur->lire) ||
+			!empty($user->rights->supplier_proposal->lire) ||
+			!empty($user->rights->supplier_order->lire) ||
+			!empty($user->rights->contrat->lire) ||
+			!empty($user->rights->ficheinter->lire) ||
+			!empty($user->rights->supplier_order->lire) ||
+			!empty($user->rights->fournisseur->commande->lire)
 			),
 	    'module'=>'propal|commande|supplier_proposal|supplier_order|contrat|ficheinter'
 	);
diff --git a/htdocs/install/mysql/migration/10.0.0-11.0.0.sql b/htdocs/install/mysql/migration/10.0.0-11.0.0.sql
index 2a7a8963e9f..83a502dbbff 100644
--- a/htdocs/install/mysql/migration/10.0.0-11.0.0.sql
+++ b/htdocs/install/mysql/migration/10.0.0-11.0.0.sql
@@ -98,7 +98,7 @@ ALTER TABLE llx_bom_bomline ADD COLUMN position integer NOT NULL DEFAULT 0;
 ALTER TABLE llx_bom_bomline ADD COLUMN qty_frozen smallint DEFAULT 0;
 ALTER TABLE llx_bom_bomline ADD COLUMN disable_stock_change smallint DEFAULT 0;
 
-ALTER TABLE llx_bom_bomline DROP COLUMN rank;
+ALTER TABLE llx_bom_bomline DROP COLUMN `rank`;
 
 create table llx_categorie_warehouse
 (