title: Facebook Feed Dialog Returns API Error Code: 191
body: <p>In my Facebook App I'll always get the following error :</p>
  
  <blockquote>
    <p>An error occurred. Please try again later.
    API Error Code: 191
    API Error Description: The specified URL is not owned by the application
    Error Message: redirect_uri is not owned by the application.</p>
  </blockquote>
  
  <p>I just want to feed a post via button my code is</p>
  
  <pre><code>  function postToFeed() {
      // calling the API ...
      var obj = {
        method: 'feed',
        link: 'https://mydomain.com/',
        picture: 'https://mydomain.com/img/feed.png',
        name: 'BLABLADialog',
        caption: 'UeberschriftBLABLA',
        description: 'DescriptionBLABLA',
        show_error: true
      };
      function callback(response) {
        document.getElementById('msg').innerHTML = "Post ID: " + response['post_id'];
      }
      FB.ui(obj, callback);
    }
  </code></pre>
  
  <p>my Canvas-URL is "http://mydomain.com/"<br />
  my Secure Canvas-URL is "https://mydomain.com/"<br />
  my Tab-URL is "https://mydomain.com/tab.php"<br />
  my Secure Tab-URL is "https://mydomain.com/tab.php"<br />
  my Website with Facebook Login SITE URL is "https://mydomain.com/"</p>
  
  <p>so what I am doing wrong ?</p>