diff --git views_plugin_argument_default_cck.inc views_plugin_argument_default_cck.inc
index f14a469..5ecc435 100644
--- views_plugin_argument_default_cck.inc
+++ views_plugin_argument_default_cck.inc
@@ -14,6 +14,7 @@ class views_plugin_argument_default_cck extends views_plugin_argument_default {
     $type_selector = array();
 
     // find all types that are useed and which fields use them
+    $types = array();
     foreach($fields as $key =>$field) {
       $types[$field['type']][$key] = $key;
     }