Index: branches/version-2_5-dev/data/class/pages/upgrade/helper/LC_Upgrade_Helper_Json.php
===================================================================
--- branches/version-2_5-dev/data/class/pages/upgrade/helper/LC_Upgrade_Helper_Json.php	(revision 20434)
+++ branches/version-2_5-dev/data/class/pages/upgrade/helper/LC_Upgrade_Helper_Json.php	(revision 20464)
@@ -1,3 +1,4 @@
 <?php
+require_once(CLASS_REALDIR . "../module/Services/JSON.php");
 /**
  * Enter description here...