diff --git a/menu_views.admin.inc b/menu_views.admin.inc
index 3df6144..c7fdcc9 100644
--- a/menu_views.admin.inc
+++ b/menu_views.admin.inc
@@ -213,7 +213,7 @@ function _menu_views_form_alter(array &$element, array &$form, array &$form_stat
     else {
       $element['link_path'] = array(
         '#type' => 'value',
-        '#value' => $node->nid ? 'node/' . $node->nid : '',
+        '#value' => isset($node->nid) && $node->nid ? 'node/' . $node->nid : '',
       );
     }
   }
@@ -709,4 +709,4 @@ function _menu_views_parents_recurse($tree, $menu_name, $indent, &$options, $exc
       }
     }
   }
-}
\ No newline at end of file
+}