Android 需要有关日志cat错误的帮助吗

我制作了两个具有相同小部件的xml文件。第一个文件（main）小部件以相对布局排列，第二个文件（testgrid2）小部件以表格布局排列。第一个xml文件工作正常，应用程序运行正常。我创建的第二个xml文件，以便在用原始（main）替换它之前进行测试。当我测试第二个（testgrids）时，它崩溃了，但我无法理解它生成的日志cat错误

我对测试所做的唯一更改是在“设置内容”视图中

setContentView(R.layout.main);

和测试

setContentView(R.layout.testgrid2);

Logcat

01-05 13:14:38.790: D/dalvikvm(8152): GC_FOR_ALLOC freed 63K, 1% free 8906K/8992K, paused 16ms, total 16ms
01-05 13:14:38.790: I/dalvikvm-heap(8152): Grow heap (frag case) to 9.428MB for 746512-byte allocation
01-05 13:14:38.810: D/dalvikvm(8152): GC_FOR_ALLOC freed <1K, 1% free 9635K/9724K, paused 15ms, total 15ms
01-05 13:14:38.830: D/dalvikvm(8152): GC_FOR_ALLOC freed <1K, 1% free 9635K/9724K, paused 11ms, total 11ms
01-05 13:14:38.840: I/dalvikvm-heap(8152): Grow heap (frag case) to 12.276MB for 2986000-byte allocation
01-05 13:14:38.850: D/dalvikvm(8152): GC_FOR_ALLOC freed 0K, 1% free 12551K/12644K, paused 11ms, total 11ms
01-05 13:14:38.931: D/TAG(8152): Size Pre  600
01-05 13:14:38.941: D/TAG(8152): File SET  600
01-05 13:14:38.941: D/TAG(8152): BT true
01-05 13:14:38.941: D/TAG(8152): CON  true
01-05 13:14:38.941: W/BluetoothAdapter(8152): getBluetoothService() called with no BluetoothManagerCallback
01-05 13:14:38.941: D/BluetoothSocket(8152): connect(), SocketState: INIT, mPfd: {ParcelFileDescriptor: FileDescriptor[41]}
01-05 13:14:39.411: D/AndroidRuntime(8152): Shutting down VM
01-05 13:14:39.411: W/dalvikvm(8152): threadid=1: thread exiting with uncaught exception (group=0x4159a700)
01-05 13:14:39.421: E/AndroidRuntime(8152): FATAL EXCEPTION: main
01-05 13:14:39.421: E/AndroidRuntime(8152): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.simplergb/com.example.simplergb.SimpleRGB_Main}: java.lang.NullPointerException
01-05 13:14:39.421: E/AndroidRuntime(8152):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2211)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at android.app.ActivityThread.access$600(ActivityThread.java:141)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1256)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at android.os.Handler.dispatchMessage(Handler.java:99)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at android.os.Looper.loop(Looper.java:137)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at android.app.ActivityThread.main(ActivityThread.java:5103)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at java.lang.reflect.Method.invokeNative(Native Method)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at java.lang.reflect.Method.invoke(Method.java:525)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at dalvik.system.NativeStart.main(Native Method)
01-05 13:14:39.421: E/AndroidRuntime(8152): Caused by: java.lang.NullPointerException
01-05 13:14:39.421: E/AndroidRuntime(8152):     at com.example.simplergb.SimpleRGB_Main.onCreate(SimpleRGB_Main.java:1429)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at android.app.Activity.performCreate(Activity.java:5133)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
01-05 13:14:39.421: E/AndroidRuntime(8152):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2175)
01-05 13:14:39.421: E/AndroidRuntime(8152):     ... 11 more

01-05 13:14:38.790:D/dalvikvm（8152）：全部释放63K，1%释放8906K/8992K，暂停16ms，总计16ms
01-05 13:14:38.790:I/dalvikvm堆（8152）：为746512字节分配将堆（frag案例）增长到9.428MB
01-05 13:14:38.810:D/dalvikvm（8152）：所有释放的GC\u

因此，请在SimpleRGB_Main.java第1429行中修复您的NPE，如下所示：

因此，请在SimpleRGB_Main.java第1429行中修复您的NPE，如下所示：

因此，请在SimpleRGB_Main.java第1429行中修复您的NPE，如下所示：

因此，请在SimpleRGB_Main.java 1429行中修复您的NPE，我打赌您可以编写脚本来回答此类问题我打赌您可以编写脚本来回答此类问题我打赌您可以编写脚本来回答此类问题我打赌您可以编写脚本来回答此类问题
Caused by: java.lang.NullPointerException
     at com.example.simplergb.SimpleRGB_Main.onCreate(SimpleRGB_Main.java:1429)