title: E/dalvikvm: Could not find class 'android.util.ArrayMap', referenced from method com.android.tools.fd.runtime.MonkeyPatcher.pruneResourceCache
body: <p>Please assist in the below error that I am getting when trying to run my app. my app used to work fine now its showing this error and a white screen.</p>
  
  <blockquote>
    <p>E/dalvikvm: Could not find class 'android.util.ArrayMap', referenced
    from method
    com.android.tools.fd.runtime.MonkeyPatcher.pruneResourceCache</p>
  </blockquote>