title: compile project(path: ':backend', configuration: 'android-endpoints') ERROR
body: <p>I have a problem after adding module Google cloud message. I get this error:</p>
  
  <pre><code>Error: Execution failed for task ': app: preDexRelease'.
  &gt; Com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process' command 'C: \ Program Files \ Java \ jdk1.8.0_45 \ bin \ java.exe' finished with non zero exit value 1
  </code></pre>
  
  <p>Deleting</p>
  
  <blockquote>
    <p>compile project (path ': backend' configuration 'android-endpoints')</p>
  </blockquote>
  
  <p>everything works perfectly.</p>
  
  <p>What can I do?</p>