title: Cannot find protocol declaration for 'NSFetchedResultsControllerDelegate'
body: <p>I like to populate records according to created date from database using <code>CoreData</code> ,so I am using <code>NSFetchedResultsControllerDelegate</code> for good feature ,as I add like:   </p>
  
  <pre><code>@interface FBCDMasterViewController : UITableViewController 
                                          &lt;NSFetchedResultsControllerDelegate&gt;
  </code></pre>
  
  <p>Its giving error:</p>
  
  <blockquote>
    <p>Cannot find protocol declaration for 'NSFetchedResultsControllerDelegate'</p>
  </blockquote>
  
  <p>plase help out</p>