diff --git a/phpgwapi/inc/class.hooks.inc.php b/phpgwapi/inc/class.hooks.inc.php
index abbcfd1535..e7ae782705 100644
--- a/phpgwapi/inc/class.hooks.inc.php
+++ b/phpgwapi/inc/class.hooks.inc.php
@@ -94,6 +94,7 @@
 			{
 				$apps = $GLOBALS['phpgw_info']['user']['apps'];
 			}
+			settype($apps,'array');
 			foreach($apps as $app)
 			{
 				$appname = $app['name'];