title: Array of Buttons in Android
body: <p>I want to map the buttons to an array of buttons and the code has no errors while compiling but there is force close when i run it:</p>
  
  <pre><code>Button buttons[];
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.game_board_view);
  
      // Set OnClick listeners
      Button buttons[] = null; 
      buttons[0] = (Button)findViewById(R.id.buttonOne);
      buttons[1] = (Button)findViewById(R.id.buttonTwo);
      buttons[2] = (Button)findViewById(R.id.buttonThree);
      buttons[3] = (Button)findViewById(R.id.buttonFour);
      buttons[4] = (Button)findViewById(R.id.buttonFive);
      buttons[5] = (Button)findViewById(R.id.buttonSix);
      buttons[6] = (Button)findViewById(R.id.buttonSeven);
      buttons[7] = (Button)findViewById(R.id.buttonEight);
      buttons[8] = (Button)findViewById(R.id.buttonMid);
  }
  </code></pre>
  
  <p><strong>LogCat:</strong></p>
  
  <pre><code>03-26 21:42:51.455: D/dalvikvm(1156): GC_EXTERNAL_ALLOC freed 55K, 53% free 2566K/5379K, external 1625K/2137K, paused 98ms
  03-26 21:42:54.323: D/AndroidRuntime(1156): Shutting down VM
  03-26 21:42:54.323: W/dalvikvm(1156): threadid=1: thread exiting with uncaught exception (group=0x40015560)
  03-26 21:42:54.343: E/AndroidRuntime(1156): FATAL EXCEPTION: main
  03-26 21:42:54.343: E/AndroidRuntime(1156): java.lang.RuntimeException: Unable to start activity ComponentInfo{edu.project.superwordwheel/edu.project.superwordwheel.GameView}: java.lang.NullPointerException
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1647)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1663)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at android.app.ActivityThread.access$1500(ActivityThread.java:117)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:931)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at android.os.Handler.dispatchMessage(Handler.java:99)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at android.os.Looper.loop(Looper.java:123)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at android.app.ActivityThread.main(ActivityThread.java:3683)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at java.lang.reflect.Method.invokeNative(Native Method)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at java.lang.reflect.Method.invoke(Method.java:507)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at dalvik.system.NativeStart.main(Native Method)
  03-26 21:42:54.343: E/AndroidRuntime(1156): Caused by: java.lang.NullPointerException
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at edu.project.superwordwheel.GameView.onCreate(GameView.java:43)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1611)
  03-26 21:42:54.343: E/AndroidRuntime(1156):     ... 11 more
  </code></pre>