title: phonegap facebook plugin
body: <p>I'm doing a project using phonegap 2.4 and the latest facebook plugin</p>
  
  <p><a href="https://github.com/phonegap/phonegap-facebook-plugin" rel="nofollow noreferrer">https://github.com/phonegap/phonegap-facebook-plugin</a></p>
  
  <p>my problem is with posting to the user wall feed, I'm able to authenticate the user, get all the proper events for that, etc. but when I'm try to post to a feed (I'm doing the ask for read first then write permissions sequence due a new api inside ios6 and have the publish permission for the user and also I have setup my facebook account on settings, ah and also I I'm using facebook sdk 3.1) the console just trough and error</p>
  
  <p>***** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: '-[__NSCFDictionary removeObjectForKey:]: mutating method sent to immutable object'**</p>
  
  <p>is trying to remove and object from and inmutable dictionary, but why? where? how to solve this?</p>
  
  <p>this what my js methond is trying to do</p>
  
  <pre><code>var params = {
               method: 'feed',
               name: 'Facebook Dialogs',
               link: 'https://developers.facebook.com/docs/reference/dialogs/',
               picture: 'http://fbrell.com/f8.jpg',
               caption: 'Reference Documentation',
               description: 'Dialogs provide a simple, consistent interface for applications to interface with users.'
     };
  
    FB.ui(params, function(obj) { console.log(obj); });
  </code></pre>
  
  <p>the error is when is calling <strong>FB.ui()</strong></p>
  
  <p><img src="https://i.stack.imgur.com/jlKUN.png" alt="this is a screenshot of the thread stack is that helps!"></p>
  
  <p>I really don't know what to do, or where I can start looking, thanks for any help!!!</p>