title: push notification when app is close wp8
body: <p>I am trying to receive a push notification in Windows Phone Silver light 8.1 app, I have learn through <a href="http://msdn.microsoft.com/en-us/library/windows/apps/hh202967(v=vs.105).aspx" rel="nofollow">This</a> Example. It's work fine when app is running but when I close the app at that time, it is not receiving a notification, or might be not able to display a toast notification.</p>
  
  <p>When app is running at that time notification displayed in a Message Box, so the problem I face is toast notification. Is there any hidden code for Toast Notification?</p>
  
  <p>It was working fine earlier but after some time it automatically stopped displaying toast notification.</p>
  
  <p>Please Help me resolve this problem.</p>