diff --git a/web/views/image.php b/web/views/image.php
index 16c88f908..d9b740059 100644
--- a/web/views/image.php
+++ b/web/views/image.php
@@ -103,7 +103,7 @@ if ( empty($_REQUEST['path']) ) {
       if ( !$Frame )
         $Frame = Frame::find_one(array('EventId'=>$_REQUEST['eid']));
       if ( !$Frame ) {
-        Warning("No frame found for event " + $_REQUEST['eid']);
+        Warning('No frame found for event ' . $_REQUEST['eid']);
         $Frame = new Frame();
         $Frame->Delta(1);
         $Frame->FrameId('snapshot');