From 7b2e4170e9f882a7910fb642d4dc0bc406af95e7 Mon Sep 17 00:00:00 2001
From: Robin Ward <robin.ward@gmail.com>
Date: Mon, 12 Dec 2016 13:11:00 -0500
Subject: [PATCH] Safer checkUrl

---
 .../javascripts/discourse/components/composer-title.js.es6      | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/assets/javascripts/discourse/components/composer-title.js.es6 b/app/assets/javascripts/discourse/components/composer-title.js.es6
index 1e0d6b75601..31d13d3f281 100644
--- a/app/assets/javascripts/discourse/components/composer-title.js.es6
+++ b/app/assets/javascripts/discourse/components/composer-title.js.es6
@@ -51,6 +51,8 @@ export default Ember.Component.extend({
   },
 
   _checkForUrl() {
+    if (!this.element || this.isDestroying || this.isDestroyed) { return; }
+
     if (this.get('isAbsoluteUrl') && (this.get('composer.reply')||"").length === 0) {
       // Try to onebox. If success, update post body and title.