From dc68dce27faadf81b684c2f339aa0d2bbd6c8bf0 Mon Sep 17 00:00:00 2001
From: barisusakli <barisusakli@gmail.com>
Date: Thu, 31 Jul 2014 07:38:19 -0400
Subject: [PATCH] check err

---
 src/groups.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/groups.js b/src/groups.js
index 5af818c5ec..bded9c82d9 100644
--- a/src/groups.js
+++ b/src/groups.js
@@ -296,8 +296,11 @@
 					},
 					function(next) {
 						Groups.exists('group:' + oldName + ':members', function(err, exists) {
+							if (err) {
+								return next(err);
+							}
 							if (exists) {
-								db.rename('group:' + oldName + ':members', 'group:' + newName + ':members', next);							
+								db.rename('group:' + oldName + ':members', 'group:' + newName + ':members', next);
 							} else {
 								next();
 							}