diff --git includes/menu.inc includes/menu.inc
index 0806a31..226c2a7 100644
--- includes/menu.inc
+++ includes/menu.inc
@@ -1777,7 +1777,7 @@ function menu_navigation_links($menu_name, $level = 0) {
   foreach ($tree as $item) {
     if (!$item['link']['hidden']) {
       $class = '';
-      $l = $item['link']['localized_options'];
+      $l = !empty($item['link']['localized_options']) ? $item['link']['localized_options'] : array();
       $l['href'] = $item['link']['href'];
       $l['title'] = $item['link']['title'];
       if ($item['link']['in_active_trail']) {