title: React native error, Execution failed for task ':app:processDebugResources'
body: <p>Any ideas what this error means? </p>
  
  <p>When I try and run, <code>npm run playground-android</code>, I get the error.</p>
  
  <p><strong>FAILURE: Build failed with an exception.
  What went wrong:
  Execution failed for task ':app:processDebugResources'.
  java.io.IOException: Could not delete path 'C:\sites\ReactMatt\lower-your-drinking\android\app\build\generated\source\r\debug\org\webkit'.</strong></p>
  
  <p>Any ideas?</p>