diff --git a/phpgwapi/inc/class.egw_framework.inc.php b/phpgwapi/inc/class.egw_framework.inc.php
index 6aa10901a3..28397e8633 100644
--- a/phpgwapi/inc/class.egw_framework.inc.php
+++ b/phpgwapi/inc/class.egw_framework.inc.php
@@ -507,6 +507,11 @@ abstract class egw_framework
 		return egw::link($index,$GLOBALS['egw_info']['flags']['params'][$app]);
 	}
 
+	/**
+	 * Used internally to store unserialized value of $GLOBALS['egw_info']['user']['preferences']['common']['user_apporder']
+	 */
+	private static $user_apporder = array();
+
 	/**
 	 * Internal usort callback function used to sort an array according to the
 	 * user sort order
@@ -514,7 +519,7 @@ abstract class egw_framework
 	private static function _sort_apparray($a, $b)
 	{
 		//Unserialize the user_apporder array
-		$arr = unserialize($GLOBALS['egw_info']['user']['preferences']['common']['user_apporder']);
+		$arr = self::$user_apporder;
 
 		$ind_a = isset($arr[$a['name']]) ? $arr[$a['name']] : null;
 		$ind_b = isset($arr[$b['name']]) ? $arr[$b['name']] : null;
@@ -607,10 +612,11 @@ abstract class egw_framework
 		if ($GLOBALS['egw_info']['user']['preferences']['common']['user_apporder'])
 		{
 			//Sort the application array using the user_apporder array as sort index
+			self::$user_apporder =
+				unserialize($GLOBALS['egw_info']['user']['preferences']['common']['user_apporder']);
 			uasort($apps, 'egw_framework::_sort_apparray');
 		}
 
-
 		if ($GLOBALS['egw_info']['flags']['currentapp'] == 'preferences' || $GLOBALS['egw_info']['flags']['currentapp'] == 'about')
 		{
 			$app = $app_title = 'EGroupware';