From 8b43d6bf9c3c85b093ae9581d7400776aaa97322 Mon Sep 17 00:00:00 2001
From: Sorin Davidoi <sorin.davidoi@gmail.com>
Date: Wed, 26 Jul 2017 16:14:39 +0200
Subject: [PATCH] fix(web_push_notification_worker): Guard against deleted
 notifications (#4379)

---
 app/workers/web_push_notification_worker.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/workers/web_push_notification_worker.rb b/app/workers/web_push_notification_worker.rb
index da4043ddbd..51b8daae7c 100644
--- a/app/workers/web_push_notification_worker.rb
+++ b/app/workers/web_push_notification_worker.rb
@@ -9,6 +9,8 @@ class WebPushNotificationWorker
     session_activation = SessionActivation.find(session_activation_id)
     notification = Notification.find(notification_id)
 
+    return if session_activation.nil? || notification.nil?
+
     begin
       session_activation.web_push_subscription.push(notification)
     rescue Webpush::InvalidSubscription, Webpush::ExpiredSubscription => e
-- 
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