From f2d07d3182e601f5baaac076523bb0bca0f1da3a Mon Sep 17 00:00:00 2001
From: root--- <sort@programmer.net>
Date: Thu, 31 Jul 2014 01:39:41 -0400
Subject: [PATCH] fix fatal error when renaming group with no users

---
 src/groups.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/groups.js b/src/groups.js
index 8164ae457c..5af818c5ec 100644
--- a/src/groups.js
+++ b/src/groups.js
@@ -295,7 +295,13 @@
 						db.rename('group:' + oldName, 'group:' + newName, next);
 					},
 					function(next) {
-						db.rename('group:' + oldName + ':members', 'group:' + newName + ':members', next);
+						Groups.exists('group:' + oldName + ':members', function(err, exists) {
+							if (exists) {
+								db.rename('group:' + oldName + ':members', 'group:' + newName + ':members', next);							
+							} else {
+								next();
+							}
+						});
 					},
 					function(next) {
 						renameGroupMember('groups', oldName, newName, next);