diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 7a83c09b73434b6c4859f359265a55af32a23987..2bd20c551944025db518ed5bb28922b56059d5e7 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -334,23 +334,23 @@ abstract class CommonObject
     // No constructor as it is an abstract class
 
 
-    /**
-     * Check an object id/ref exists
-     * If you don't need/want to instantiate object and just need to know if object exists, use this method instead of fetch
-     *
+	/**
+	 * Check an object id/ref exists
+	 * If you don't need/want to instantiate object and just need to know if object exists, use this method instead of fetch
+	 *
 	 *  @param	string	$element   	String of element ('product', 'facture', ...)
 	 *  @param	int		$id      	Id of object
 	 *  @param  string	$ref     	Ref of object to check
 	 *  @param	string	$ref_ext	Ref ext of object to check
 	 *  @return int     			<0 if KO, 0 if OK but not found, >0 if OK and exists
-     */
-    static function isExistingObject($element, $id, $ref='', $ref_ext='')
-    {
-    	global $db,$conf;
+	 */
+	static function isExistingObject($element, $id, $ref='', $ref_ext='')
+	{
+		global $db,$conf;
 
 		$sql = "SELECT rowid, ref, ref_ext";
 		$sql.= " FROM ".MAIN_DB_PREFIX.$element;
-		$sql.= " WHERE entity IN (".getEntity($element, true).")" ;
+		$sql.= " WHERE entity IN (".getEntity($element).")" ;
 
 		if ($id > 0) $sql.= " AND rowid = ".$db->escape($id);
 		else if ($ref) $sql.= " AND ref = '".$db->escape($ref)."'";
@@ -371,17 +371,17 @@ abstract class CommonObject
 			else return 0;
 		}
 		return -1;
-    }
+	}
 
-    /**
-     * Method to output saved errors
-     *
-     * @return	string		String with errors
-     */
-    function errorsToString()
-    {
-    	return $this->error.(is_array($this->errors)?(($this->error!=''?', ':'').join(', ',$this->errors)):'');
-    }
+	/**
+	 * Method to output saved errors
+	 *
+	 * @return	string		String with errors
+	 */
+	function errorsToString()
+	{
+		return $this->error.(is_array($this->errors)?(($this->error!=''?', ':'').join(', ',$this->errors)):'');
+	}
 
     /**
      *	Return full name (civility+' '+name+' '+lastname)