From 40f9ee3003072d987cf01c3cf2ce7284e35e388a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bar=C4=B1=C5=9F=20Soner=20U=C5=9Fakl=C4=B1?=
 <baris@nodebb.org>
Date: Wed, 24 Oct 2018 17:41:06 -0400
Subject: [PATCH] dont crash if topic does not exist

---
 src/socket.io/topics/tools.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/socket.io/topics/tools.js b/src/socket.io/topics/tools.js
index 4c133d1d4e..de35f9e635 100644
--- a/src/socket.io/topics/tools.js
+++ b/src/socket.io/topics/tools.js
@@ -29,6 +29,9 @@ module.exports = function (SocketTopics) {
 				}, next);
 			},
 			function (results, next) {
+				if (!results.topic) {
+					return next(new Error('[[error:no-topic]]'))
+				}
 				topic = results.topic;
 				topic.privileges = results.privileges;
 				plugins.fireHook('filter:topic.thread_tools', { topic: results.topic, uid: socket.uid, tools: [] }, next);