From d39a19d88992f26a084219ee5cb5a6b812ccbc4a Mon Sep 17 00:00:00 2001
From: lilia <liliakai@gmail.com>
Date: Fri, 18 Mar 2016 17:06:35 -0700
Subject: [PATCH] Fix crash on read receipt event if no listeners

// FREEBIE
---
 js/background.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/js/background.js b/js/background.js
index 08beed05c..7da22cc34 100644
--- a/js/background.js
+++ b/js/background.js
@@ -251,8 +251,10 @@
                             id: message.get('conversationId')
                         });
 
-                        // notify frontend listeners
-                        conversation.trigger('read', message);
+                        if (conversation) {
+                            // notify frontend listeners
+                            conversation.trigger('read', message);
+                        }
                     });
                 }
             });