Index: nodequeue.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/nodequeue/nodequeue.module,v
retrieving revision 1.106
diff -u -p -r1.106 nodequeue.module
--- nodequeue.module	16 Mar 2010 22:10:45 -0000	1.106
+++ nodequeue.module	30 Apr 2010 20:55:06 -0000
@@ -1721,7 +1721,8 @@ function subqueue_load($sqid) {
   if (!$sqid) {
     return NULL;
   }
-  return array_shift(nodequeue_load_subqueues(array($sqid)));
+  $queues = nodequeue_load_subqueues(array($sqid));
+  return !empty($queues) ? array_shift($queues) : array();
 }
 
 /**