title: My app is installed in emulator, but throws an error : Unfortunately AppNAME has stopped
body: <p>I am building an app using Phonegap and Cordova. When I run the app in Eclipse emulator the <strong>apk</strong> gets installed successfully but after clicking on it I get an alert saying "<strong>Unfortunately AppName has Stopped</strong>" Any guidance or suggestion to solve this problem will be great, thanks. </p>
  
  <p><strong>Console:</strong></p>
  
  <pre><code>[2013-11-13 12:18:47 - Challenger] Dx 
  trouble writing output: already prepared
  [2013-11-13 12:18:48 - Challenger] ------------------------------
  [2013-11-13 12:18:48 - Challenger] Android Launch!
  [2013-11-13 12:18:48 - Challenger] adb is running normally.
  [2013-11-13 12:18:48 - Challenger] Performing com.disciplinexgames.DisciplineXgames.Challenger activity launch
  [2013-11-13 12:18:48 - Challenger] Automatic Target Mode: launching new emulator with compatible AVD 'testDevice'
  [2013-11-13 12:18:48 - Challenger] Launching a new emulator with Virtual Device 'testDevice'
  [2013-11-13 12:18:57 - Challenger] New emulator found: emulator-5554
  [2013-11-13 12:18:57 - Challenger] Waiting for HOME ('android.process.acore') to be launched...
  [2013-11-13 12:19:55 - Challenger] HOME is up on device 'emulator-5554'
  [2013-11-13 12:19:55 - Challenger] Uploading Challenger.apk onto device 'emulator-5554'
  [2013-11-13 12:20:09 - Challenger] Installing Challenger.apk...
  [2013-11-13 12:21:33 - Challenger] Success!
  [2013-11-13 12:21:33 - Challenger] Starting activity com.disciplinexgames.DisciplineXgames.Challenger on device emulator-5554
  [2013-11-13 12:21:34 - Challenger] ActivityManager: Starting: Intent { act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] cmp=com.disciplinexgames.DisciplineXgames/.Challenger }
  </code></pre>
  
  <p><strong>LogCat:</strong></p>
  
  <pre><code>11-13 07:21:36.140: D/AndroidRuntime(837): Shutting down VM
  11-13 07:21:36.140: W/dalvikvm(837): threadid=1: thread exiting with uncaught exception (group=0x41465700)
  11-13 07:21:36.150: E/AndroidRuntime(837): FATAL EXCEPTION: main
  11-13 07:21:36.150: E/AndroidRuntime(837): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.disciplinexgames.DisciplineXgames/com.disciplinexgames.DisciplineXgames.Challenger}: java.lang.ClassNotFoundException: Didn't find class "com.disciplinexgames.DisciplineXgames.Challenger" on path: DexPathList[[zip file "/data/app/com.disciplinexgames.DisciplineXgames-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.disciplinexgames.DisciplineXgames-1, /system/lib]]
  11-13 07:21:36.150: E/AndroidRuntime(837):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2137)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at android.app.ActivityThread.access$600(ActivityThread.java:141)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1256)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at android.os.Handler.dispatchMessage(Handler.java:99)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at android.os.Looper.loop(Looper.java:137)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at android.app.ActivityThread.main(ActivityThread.java:5103)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at java.lang.reflect.Method.invokeNative(Native Method)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at java.lang.reflect.Method.invoke(Method.java:525)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at dalvik.system.NativeStart.main(Native Method)
  11-13 07:21:36.150: E/AndroidRuntime(837): Caused by: java.lang.ClassNotFoundException: Didn't find class "com.disciplinexgames.DisciplineXgames.Challenger" on path: DexPathList[[zip file "/data/app/com.disciplinexgames.DisciplineXgames-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.disciplinexgames.DisciplineXgames-1, /system/lib]]
  11-13 07:21:36.150: E/AndroidRuntime(837):  at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:53)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at java.lang.ClassLoader.loadClass(ClassLoader.java:501)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at java.lang.ClassLoader.loadClass(ClassLoader.java:461)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at android.app.Instrumentation.newActivity(Instrumentation.java:1061)
  11-13 07:21:36.150: E/AndroidRuntime(837):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2128)
  11-13 07:21:36.150: E/AndroidRuntime(837):  ... 11 more
  </code></pre>
  
  <p><strong>androidManifest.xml</strong></p>
  
  <pre><code>&lt;?xml version='1.0' encoding='utf-8'?&gt;
  &lt;manifest android:hardwareAccelerated="true" android:versionCode="1" android:versionName="1.0.0" android:windowSoftInputMode="adjustPan" package="com.disciplinexgames.DisciplineXgames" xmlns:android="http://schemas.android.com/apk/res/android"&gt;
      &lt;supports-screens android:anyDensity="true" android:largeScreens="true" android:normalScreens="true" android:resizeable="true" android:smallScreens="true" android:xlargeScreens="true" /&gt;
      &lt;uses-permission android:name="android.permission.INTERNET" /&gt;
      &lt;application android:debuggable="true" android:hardwareAccelerated="true" android:icon="@drawable/icon" android:label="@string/app_name"&gt;
          &lt;activity android:configChanges="orientation|keyboardHidden|keyboard|screenSize|locale" android:label="@string/app_name" android:name="Challenger" android:theme="@android:style/Theme.Black.NoTitleBar"&gt;
              &lt;intent-filter&gt;
                  &lt;action android:name="android.intent.action.MAIN" /&gt;
                  &lt;category android:name="android.intent.category.LAUNCHER" /&gt;
              &lt;/intent-filter&gt;
          &lt;/activity&gt;
      &lt;/application&gt;
      &lt;uses-sdk android:minSdkVersion="8" android:targetSdkVersion="18" /&gt;
  &lt;/manifest&gt;
  </code></pre>