diff --git a/htdocs/product/stock/class/mouvementstock.class.php b/htdocs/product/stock/class/mouvementstock.class.php
index 5bbc3f9d92c..d6ca1f3655e 100644
--- a/htdocs/product/stock/class/mouvementstock.class.php
+++ b/htdocs/product/stock/class/mouvementstock.class.php
@@ -41,7 +41,14 @@ class MouvementStock extends CommonObject
 	public $table_element = 'stock_mouvement';
 
 
+    /**
+     * @var int ID product
+     */
 	public $product_id;
+
+    /**
+     * @var int ID warehouse
+     */
 	public $warehouse_id;
 	public $qty;
 
@@ -58,7 +65,7 @@ class MouvementStock extends CommonObject
 	public $price;
 
 	/**
-     * @var int ID
+     * @var int ID user author
      */
 	public $fk_user_author;
 
@@ -894,13 +901,13 @@ class MouvementStock extends CommonObject
 			}
 			else
 			{
-				dol_syslog(get_class($this)."::createBatch array param dluo must contain at least key fk_product_stock".$error, LOG_ERR);
+				dol_syslog(get_class($this)."::createBatch array param dluo must contain at least key fk_product_stock", LOG_ERR);
 				$result = -1;
 			}
 		}
 		else
 		{
-			dol_syslog(get_class($this)."::createBatch error invalid param dluo".$error, LOG_ERR);
+			dol_syslog(get_class($this)."::createBatch error invalid param dluo", LOG_ERR);
 			$result = -1;
 		}