add check

7 years ago · 55b872fe3e
parent be5c237388
commit 55b872fe3e
1 changed files with 5 additions and 3 deletions
--- a/src/groups/membership.js
+++ b/src/groups/membership.js
@ -367,9 +367,11 @@ module.exports = function (Groups) {
 	}

 	pubsub.on('group:cache:del', function (data) {
+		if (data && data.groupNames) {
 			data.groupNames.forEach(function (groupName) {
 				cache.del(data.uid + ':' + groupName);
 			});
+		}
 	});

 	Groups.isMember = function (uid, groupName, callback) {