Well.I don't know what is stack trace. and I can't understand what this message mean...
03-26 15:53:22.707: W/dalvikvm(2065): threadid=1: thread exiting with uncaught exception (group=0x2aac8578) 03-26 15:53:22.707: E/AndroidRuntime(2065): FATAL EXCEPTION: main 03-26 15:53:22.707: E/AndroidRuntime(2065): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.android.calendar/com.android.calendar.EditEvent}: java.lang.NullPointerException 03-26 15:53:22.707: E/AndroidRuntime(2065): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1659) 03-26 15:53:22.707: E/AndroidRuntime(2065): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1675) 03-26 15:53:22.707: E/AndroidRuntime(2065): at android.app.ActivityThread.access$1500(ActivityThread.java:121) 03-26 15:53:22.707: E/AndroidRuntime(2065): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:943) 03-26 15:53:22.707: E/AndroidRuntime(2065): at android.os.Handler.dispatchMessage(Handler.java:99) 03-26 15:53:22.707: E/AndroidRuntime(2065): at android.os.Looper.loop(Looper.java:130) 03-26 15:53:22.707: E/AndroidRuntime(2065): at android.app.ActivityThread.main(ActivityThread.java:3701) 03-26 15:53:22.707: E/AndroidRuntime(2065): at java.lang.reflect.Method.invokeNative(Native Method) 03-26 15:53:22.707: E/AndroidRuntime(2065): at java.lang.reflect.Method.invoke(Method.java:507) 03-26 15:53:22.707: E/AndroidRuntime(2065): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:866) 03-26 15:53:22.707: E/AndroidRuntime(2065): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:624) 03-26 15:53:22.707: E/AndroidRuntime(2065): at dalvik.system.NativeStart.main(Native Method) 03-26 15:53:22.707: E/AndroidRuntime(2065): Caused by: java.lang.NullPointerException 03-26 15:53:22.707: E/AndroidRuntime(2065): at java.util.TimeZone.getTimeZone(TimeZone.java:286) 03-26 15:53:22.707: E/AndroidRuntime(2065): at com.android.calendar.TimezoneAdapter.showInitialTimezones(TimezoneAdapter.java:255) 03-26 15:53:22.707: E/AndroidRuntime(2065): at com.android.calendar.TimezoneAdapter.<init>(TimezoneAdapter.java:198) 03-26 15:53:22.707: E/AndroidRuntime(2065): at com.android.calendar.EditEvent.init(EditEvent.java:755) 03-26 15:53:22.707: E/AndroidRuntime(2065): at com.android.calendar.EditEvent.onCreate(EditEvent.java:675) 03-26 15:53:22.707: E/AndroidRuntime(2065): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047) 03-26 15:53:22.707: E/AndroidRuntime(2065): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1623) 03-26 15:53:22.707: E/AndroidRuntime(2065): ... 11 more 03-26 15:53:22.717: W/ActivityManager(245): Force finishing activity com.android.calendar/.EditEvent 03-26 15:53:23.227: W/ActivityManager(245): Activity pause timeout for HistoryRecord{2b3b9820 com.android.calendar/.EditEvent} 03-26 15:53:25.757: I/Process(2065): Sending signal. PID: 2065 SIG: 9 03-26 15:53:25.797: I/ActivityManager(245): Process com.android.calendar (pid 2065) has died. 03-26 15:53:25.807: D/kernel(126): [10283.102874] binder: 245:396 transaction failed 29189, size 56-0 03-26 15:53:25.817: E/InputDispatcher(245): channel '2b3728a0 com.android.calendar/com.android.calendar.WeekActivity (server)' ~ Consumer closed input channel or an error occurred. events=0x8 03-26 15:53:25.817: E/InputDispatcher(245): channel '2b3728a0 com.android.calendar/com.android.calendar.WeekActivity (server)' ~ Channel is unrecoverably broken and will be disposed! 03-26 15:53:25.827: I/WindowManager(245): WIN DEATH: Window{2b3728a0 com.android.calendar/com.android.calendar.WeekActivity paused=false} 03-26 15:53:25.837: I/WindowManager(245): WIN DEATH: Window{2b06f7f8 com.android.calendar/com.android.calendar.EventInfoActivity paused=false} 03-26 15:53:25.937: W/InputManagerService(245): Got RemoteException sending setActive(false) notification to pid 2065 uid 10073 maybe someone can help me read this.thanks -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en