Index: includes/features.user.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/features/includes/Attic/features.user.inc,v
retrieving revision 1.1.2.8
diff -u -p -r1.1.2.8 features.user.inc
--- includes/features.user.inc	14 Oct 2009 13:59:11 -0000	1.1.2.8
+++ includes/features.user.inc	14 Oct 2009 18:42:36 -0000
@@ -65,8 +65,13 @@ function user_features_export_render($mo
   foreach ($data as $perm_name) {
     $permission = array();
     $permission['name'] = $perm_name;
-    sort($permissions[$perm_name]);
-    $permission['roles'] = isset($permissions[$perm_name]) ? $permissions[$perm_name] : array();
+    if (isset($permissions[$perm_name])) {
+      sort($permissions[$perm_name]);
+      $permission['roles'] = $permissions[$perm_name];
+    }
+    else {
+      $permission['roles'] = array();
+    }
 
     $code[] = '  // Exported permission: '. $perm_name;
     $code[] = '  $permissions[] = '. features_var_export($permission, '  ') .';';