title: ARC forbids explicit message send 'retain'
body: <p>I am building ios app when I encountered a problem. It says ARC forbids explicit message send 'retain'. Here is my code that give me error.</p>
  
  <pre><code>    filePath= [[NSString stringWithFormat:@"%@", [[NSBundle mainBundle] resourcePath]] retain];
  </code></pre>
  
  <p>What should I do here? My ARC is turn on and I want it to stay on so what will I do.</p>