diff --git a/timesheet/inc/class.timesheet_ui.inc.php b/timesheet/inc/class.timesheet_ui.inc.php
index 09019ac72f..3d60ffe41b 100644
--- a/timesheet/inc/class.timesheet_ui.inc.php
+++ b/timesheet/inc/class.timesheet_ui.inc.php
@@ -781,11 +781,11 @@ class timesheet_ui extends timesheet_bo
 			else
 			{
 				if ($this->action($content['action'],$content['nm']['rows']['checked'],$content['use_all'],
-				$success,$failed,$action_msg,'index',$msg))
+					$success,$failed,$action_msg,'index',$msg))
 				{
 					$msg .= lang('%1 timesheets(s) %2',$success,$action_msg);
 				}
-				elseif(is_null($msg))
+				elseif(empty($msg))
 				{
 					$msg .= lang('%1 timesheets(s) %2, %3 failed because of insufficent rights !!!',$success,$action_msg,$failed);
 				}