Error:Execution failed for task ':app:mergeDebugResources'. > Error: java.io.FileNotFoundException:
<blockquote>
  <p>Error: java.io.FileNotFoundException: \app\build\intermediates\res\merged\debug\drawable-mdpi-v4\abc_ic_star_black_48dp.png (The requested operation cannot be performed on a file with a user-mapped section open)</p>
</blockquote>

<p>trying to build project but file name changes all the time, error remain same   </p>

<p><img src="https://i.stack.imgur.com/KkGRh.png" alt="Error message "></p>