title: How to Post on FB app users wall through API code
body: <p>I have created a facebook app and need to post on all users FB WAll, who have authorized app to post on there behalf.</p>
  
  <p>i.e, A new event organized somewhere, So through App, admin can post on every App Users FB Wall about the event.</p>
  
  <p>I was using Graph API, however its not working.</p>
  
  <p>Any Pointers/ Guidance will be highly appreciated.</p>
  
  <p>Thanks</p>