title: Incompatible pointer types initializing 'NSMutableDictionary *' with an expression of type 'NSDictionary *'
body: <p>My warning in Xcode :</p>
  
  <pre><code>Incompatible pointer types initializing 'NSMutableDictionary *' with an expression of type 'NSDictionary *'
  </code></pre>
  
  <p>For this code :</p>
  
  <pre><code>NSMutableDictionary* dict = [NSDictionary dictionaryWithObjectsAndKeys:
                                   [NSNumber numberWithLongLong:byteCount],@"bytes",
                                   [NSNumber numberWithLong:fileCount],@"files",nil];
      [dict writeToFile:countsPath atomically:YES];
  </code></pre>
  
  <p>Thank you in advance for your help</p>