diff --git a/o2web/source/o2_core/o2/xScript/CMSEnvironment.js b/o2web/source/o2_core/o2/xScript/CMSEnvironment.js
index 8fdd546a3fa4bbcb7f5beaec946cb56dd0afd774..f8cb1636503a7108801d489c3de885d265f57c69 100644
--- a/o2web/source/o2_core/o2/xScript/CMSEnvironment.js
+++ b/o2web/source/o2_core/o2/xScript/CMSEnvironment.js
@@ -13,8 +13,9 @@ MWF.xScript.CMSEnvironment = function(ev){
         return new MWF.xScript.CMSJSONData(jData, function(data, key, _self){
             var p = {"getKey": function(){return key;}, "getParent": function(){return _self;}};
             while (p && !_forms[p.getKey()]) p = p.getParent();
-            if (p) if (p.getKey()) if (_forms[p.getKey()]) _forms[p.getKey()].resetData();
-        });
+            var k = (p) ? p.getKey() : "";
+            if (k) if(_forms[k]) if(_forms[k].resetData) _forms[k].resetData();
+        }, "", null, _form);
     };
     this.setData = function(data){
         this.data = getJSONData(data);