? node_access_errors.patch
Index: includes/uuid_node.features.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/uuid_features/includes/uuid_node.features.inc,v
retrieving revision 1.1.2.3
diff -u -p -r1.1.2.3 uuid_node.features.inc
--- includes/uuid_node.features.inc	7 Jan 2011 20:31:53 -0000	1.1.2.3
+++ includes/uuid_node.features.inc	20 Feb 2011 18:24:31 -0000
@@ -67,6 +67,11 @@ function uuid_node_features_export_rende
   $code[] = '';
   foreach ($data as $uuid) {
     $node = node_get_by_uuid($uuid);
+    // If node access is being restricted, the node object can be empty when running cron.php
+    if(empty($node)) {
+      continue;
+    }
+
     if (!empty($node->path)) {
       $node->pathauto_perform_alias = FALSE;
     }