From 3c41cb6b7d893d6330c624bd6707c9e494a1e41d Mon Sep 17 00:00:00 2001
From: Guo Xiang Tan <tgx_world@hotmail.com>
Date: Wed, 8 Mar 2017 19:52:35 +0800
Subject: [PATCH] FIX: Reply to topic keyboard shortcut raises an error on
 non-topic routes.

---
 app/assets/javascripts/discourse/controllers/topic.js.es6 | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/assets/javascripts/discourse/controllers/topic.js.es6 b/app/assets/javascripts/discourse/controllers/topic.js.es6
index ce13719f3be..17996c23ef6 100644
--- a/app/assets/javascripts/discourse/controllers/topic.js.es6
+++ b/app/assets/javascripts/discourse/controllers/topic.js.es6
@@ -313,6 +313,7 @@ export default Ember.Controller.extend(SelectedPostsCount, BufferedContent, {
 
       const quoteState = this.get('quoteState');
       const postStream = this.get('model.postStream');
+      if (!postStream) return;
       const quotedPost = postStream.findLoadedPost(quoteState.postId);
       const quotedText = Quote.build(quotedPost, quoteState.buffer);