title: Facebook API unknown exception with api call after login
body: <p>after successful facebook login we get an exception:</p>
  
  <p><strong>Fatal error: Uncaught GraphMethodException: API calls from the server require an appsecret_proof argument thrown in .../.../lib/base_facebook.php on line 1238</strong></p>
  
  <p>The code is:</p>
  
  <pre><code>$user = $facebook -&gt; getUser();
  if(!$user) {
   //redirect etc. stuff here
  }
  else {
   $me = $facebook -&gt; api("/me"); //we get the exception here
  }
  </code></pre>
  
  <p>Anyone seen similar error? I cant find any info on this error anywhere.</p>
  
  <p>Thanks</p>