diff --git a/workflow/engine/methods/cases/ajaxListener.php b/workflow/engine/methods/cases/ajaxListener.php
index f3a5f210d..534dd0063 100755
--- a/workflow/engine/methods/cases/ajaxListener.php
+++ b/workflow/engine/methods/cases/ajaxListener.php
@@ -334,6 +334,7 @@ class Ajax
             $processData['PRO_AUTHOR'] = '(USER DELETED)';
         }
 
+        G::LoadClass('configuration');
         $conf = new Configurations();
         $conf->getFormats();
         $processData['PRO_CREATE_DATE'] = $conf->getSystemDate($processData['PRO_CREATE_DATE']);