Index: order_items_event_handler.php
===================================================================
--- order_items_event_handler.php	(revision 14826)
+++ order_items_event_handler.php	(working copy)
@@ -212,7 +212,7 @@
 		 */
 		function checkItemStatus(&$event)
 		{
-			if ($this->Application->IsAdmin()) {
+			if ($this->Application->isAdmin) {
 				return true;
 			}