title: Imported Android project error
body: <p>first I am sorry my bad english
  I imported a in operation android project to eclipse.There is not error on codes in eclipse.When I started emulator throwing a error: "Unfortunately Twitter Arama(project's title) has stopped".I had these lines:
  What can I do?</p>
  
  <p>error opening trace file: </p>
  
  <pre><code>No such file or directory (2)
  Unable to resolve superclass of Lcom/example/listviewsample/MainActivity; (10)
  Link of class 'Lcom/example/listviewsample/MainActivity;' failed
  threadid=1: thread exiting with uncaught exception (group=0x40a71930)
  FATAL EXCEPTION: main
  java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.listviewsample/com.example.listviewsample.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "com.example.listviewsample.MainActivity" on path: /data/app/com.example.listviewsample-1.apk
  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2106)
  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230)
  ….
  ….
  ….
  ….
  ….
  ….
  
  Sending signal. PID: 2024 SIG: 9
  </code></pre>