title: Error:com.android.tools.aapt2.Aapt2Exception: AAPT2 error: check logs for details
body: <p>This is the output of my Gradle console, I am unable to build my project</p>
  
  <pre><code>D:\Android Projects\....\app\src\main\res\layout\topic_view_header.xml
  Error:error: resource attr/?? (aka -packagename- :attr/??) not found.
  Error:error: resource attr/?? (aka -packagename-:attr/??) not found.
  Error:error: resource attr/?? (aka -packagename-:attr/??) not found.
  Error:resource attr/?? (aka -packagename-:attr/??) not found.
  Error:resource attr/?? (aka -packagename-:attr/??) not found.
  Error:resource attr/?? (aka -packagename-:attr/??) not found.
  Error:failed linking file resources.
  Error:java.util.concurrent.ExecutionException: 
  java.util.concurrent.ExecutionException: 
  com.android.tools.aapt2.Aapt2Exception: AAPT2 error: check logs for details
  Error:java.util.concurrent.ExecutionException: 
  com.android.tools.aapt2.Aapt2Exception: AAPT2 error: check logs for details
  Error:com.android.tools.aapt2.Aapt2Exception: AAPT2 error: check logs for 
  details
  Error:Execution failed for task ':app:processDebugResources'.
  &gt; Failed to execute aapt
  Information:BUILD FAILED in 27s
  Information:11 errors
  Information:0 warnings
  </code></pre>
  
  <p>Android Studio 3.0 RC 2</p>