From 1c03eabadb308e27ad6b17d6dbf872700aec80d0 Mon Sep 17 00:00:00 2001
From: David Baker <dave@matrix.org>
Date: Fri, 3 Jul 2015 16:46:30 +0100
Subject: [PATCH] Not all events have a sender

---
 src/controllers/organisms/Notifier.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/controllers/organisms/Notifier.js b/src/controllers/organisms/Notifier.js
index 9c16d7eaa9..63e937780d 100644
--- a/src/controllers/organisms/Notifier.js
+++ b/src/controllers/organisms/Notifier.js
@@ -32,7 +32,7 @@ module.exports = {
 
     onRoomTimeline: function(ev, room, toStartOfTimeline) {
         if (toStartOfTimeline) return;
-        if (ev.sender.userId == MatrixClientPeg.get().credentials.userId) return;
+        if (ev.sender && ev.sender.userId == MatrixClientPeg.get().credentials.userId) return;
 
         var enabled = global.localStorage.getItem('notifications_enabled');
         if (enabled === 'false') return;