diff --git a/plugins/ktcore/admin/documentFieldsv2.php b/plugins/ktcore/admin/documentFieldsv2.php
index 5b5b59a..5ab17b0 100644
--- a/plugins/ktcore/admin/documentFieldsv2.php
+++ b/plugins/ktcore/admin/documentFieldsv2.php
@@ -371,7 +371,7 @@ class KTDocumentFieldDispatcher extends KTAdminDispatcher {
         $bGeneric = $data['generic'];
         if ($bGeneric != $this->oFieldset->getIsGeneric() && $bGeneric == true) {
             // delink it from all doctypes.            
-            $aTypes = $oFieldset->getAssociatedTypes();
+            $aTypes = $this->oFieldset->getAssociatedTypes();
             foreach ($aTypes as $oType) {
                 $res = KTMetadataUtil::removeSetsFromDocumentType($oType, $oFieldset->getId());
                 if (PEAR::isError($res)) {