01-11 06:08:00.494: W/dalvikvm(614): threadid=1: thread exiting with uncaught exception (group=0x4001d800)
01-11 06:08:00.513: E/AndroidRuntime(614): FATAL EXCEPTION: main
01-11 06:08:00.513: E/AndroidRuntime(614): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.face.book/com.face.book.List}: java.lang.NullPointerException
01-11 06:08:00.513: E/AndroidRuntime(614): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2663)
01-11 06:08:00.513: E/AndroidRuntime(614): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2679)
01-11 06:08:00.513: E/AndroidRuntime(614): at android.app.ActivityThread.access$2300(ActivityThread.java:125)
01-11 06:08:00.513: E/AndroidRuntime(614): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2033)
01-11 06:08:00.513: E/AndroidRuntime(614): at android.os.Handler.dispatchMessage(Handler.java:99)
01-11 06:08:00.513: E/AndroidRuntime(614): at android.os.Looper.loop(Looper.java:123)
01-11 06:08:00.513: E/AndroidRuntime(614): at android.app.ActivityThread.main(ActivityThread.java:4627)
01-11 06:08:00.513: E/AndroidRuntime(614): at java.lang.reflect.Method.invokeNative(Native Method)
01-11 06:08:00.513: E/AndroidRuntime(614): at java.lang.reflect.Method.invoke(Method.java:521)
01-11 06:08:00.513: E/AndroidRuntime(614): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
01-11 06:08:00.513: E/AndroidRuntime(614): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
01-11 06:08:00.513: E/AndroidRuntime(614): at dalvik.system.NativeStart.main(Native Method)
01-11 06:08:00.513: E/AndroidRuntime(614): Caused by: java.lang.NullPointerException
01-11 06:08:00.513: E/AndroidRuntime(614): at com.face.book.List.onCreate(List.java:31)
01-11 06:08:00.513: E/AndroidRuntime(614): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
01-11 06:08:00.513: E/AndroidRuntime(614): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2627)
01-11 06:08:00.513: E/AndroidRuntime(614): ... 11 more

그냥 간단히 class 이동소스만 존재하는 앱인데 자꾸 죽네요 ㅠㅠ 원인이 무엇이죠?
로그 올려봅니다 
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