title: Xamarin Android ProGuard Enable
body: <p>i am working on xamarin application. When i enable "ProGuard" in android properties, while building the application, I'm getting the following error:</p>
  
  <pre><code>"java.exe" exited with code1.
  </code></pre>
  
  <p><a href="https://i.stack.imgur.com/p5ePz.png" rel="noreferrer"><img src="https://i.stack.imgur.com/p5ePz.png" alt="enter image description here"></a>proguard cfg file has the following:  </p>
  
  <pre><code>-keep public class * extends android.app.Activity
  -keep public class * extends android.app.Application
  -keep public class * extends android.app.Service
  </code></pre>
  
  <p>Developing Environment:<br>
  Visual Studio 2015<br>
  Xamarin 4.0.4.4</p>