Index: install_toolkit.php
===================================================================
--- install_toolkit.php	(revision 13268)
+++ install_toolkit.php	(working copy)
@@ -797,6 +797,7 @@
 		 */
 		function deleteCache($refresh_permissions = false)
 		{
+			$this->Application->HandleEvent($event, 'adm:OnResetMemcache');
 			$this->Application->HandleEvent($event, 'adm:OnResetConfigsCache');
 			$this->Application->HandleEvent($event, 'c:OnResetCMSMenuCache');