--- disable_breadcrumbs.module	2013-01-18 14:03:57.000000000 -0800
+++ disable_breadcrumbs.module	2013-01-18 14:08:37.000000000 -0800
@@ -334,7 +334,7 @@ function disable_breadcrumbs_form_node_a
 
   // This key in $form array will only exist when viewing admin screen
   // and not when confirming a bulk operation.
-  if (array_key_exists('admin', $form)) {
+  if (array_key_exists('admin', $form)  && array_key_exists('#option', $form['admin']['nodes'])) {
     // All nodes in current table list
     $nodes = $form['admin']['nodes']['#options'];
     // Nodes that exist in disable_breadcrumbs table