안드로이드 개발 질문/답변
(글 수 45,052)
일단 소스는..
bHome.setOnClickListener(new Button.OnClickListener() {
@Override
public void onClick(View v) {
intent = new Intent(ListSub.this, Main.class);
startActivity(intent.setFlags(intent.FLAG_ACTIVITY_SINGLE_TOP));
}
});
이런 간단한 버튼 소스 인데요....
요놈이 계속 애러를 먹네요 ......
대충 디버깅 해서 찾았는데 애러 날게 없는데 말이죠...
10-01 05:16:42.619: ERROR/AndroidRuntime(670): Caused by: java.lang.NullPointerException
10-01 05:17:59.301: ERROR/AndroidRuntime(692): Uncaught handler: thread main exiting due to uncaught exception
10-01 05:17:59.458: ERROR/AndroidRuntime(692): java.lang.RuntimeException: Unable to start activity ComponentInfo{co.kr.mountaindept/co.kr.mountaindept.ListSub}: java.lang.NullPointerException
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2496)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2512)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at android.app.ActivityThread.access$2200(ActivityThread.java:119)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1863)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at android.os.Handler.dispatchMessage(Handler.java:99)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at android.os.Looper.loop(Looper.java:123)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at android.app.ActivityThread.main(ActivityThread.java:4363)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at java.lang.reflect.Method.invokeNative(Native Method)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at java.lang.reflect.Method.invoke(Method.java:521)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:860)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at dalvik.system.NativeStart.main(Native Method)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): Caused by: java.lang.NullPointerException
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at co.kr.mountaindept.ListSub.onCreate(ListSub.java:49)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2459)
10-01 05:17:59.458: ERROR/AndroidRuntime(692): ... 11 more
로그켓에는 이렇게 뜨네요....
고수분들의 도움 부탁 드립니다..
2010.10.01 14:25:20
널 포인트 익셉션이네요..음...
소스의 일부만 봐서는 잘 모르겠지만...
ListSub.java의 49라인이 저거라면...음...
bHome이 null? ^^;;
2010.10.01 14:32:23
java.lang.RuntimeException: Unable to start activity ComponentInfo{co.kr.mountaindept/co.kr.mountaindept.ListSub}: java.lang.NullPointerException <-- 요 부분이 유력하군요..




레이아웃 xml 로딩이 안된 것이 아닌지요?