diff --git a/nodereferrer.module b/nodereferrer.module
index 863e7c7..2cc0ca6 100644
--- a/nodereferrer.module
+++ b/nodereferrer.module
@@ -245,8 +245,8 @@ function nodereferrer_theme() {
  */
 function nodereferrer_theme_formatter($formatter, $info) {
   $items = isset($info['#item']['items']) ? $info['#item']['items']  : array();
-  $limit = $info['#item']['limit'];
-  $element = $info['#item']['element'];
+  $limit = isset($info['#item']['limit']) ? $info['#item']['limit'] : 0;
+  $element = isset($info['#item']['element']) ? $info['#item']['element'] : array();
   $pager = '';
 
   if ($limit) {