I get no errors when I use TrackBall click to select a tab in TabActivity. Tested on my apps targeting each 1.1 SDK and 1.5 SDK. Now, I am not using separate activities for my tab contents, so that may make a difference.
On Jun 25, 2:21 am, Explore Android <stetest...@googlemail.com> wrote: > I am also facing the same issue, not sure this is framework issue or > application issue. > Any experts have a say on this issue? > (I am working with Android 1.5 SDK) > > On Jun 17, 2:26 pm, roland <roland...@gmail.com> wrote: > > > I just found a strange issue in my application which contains a > > ListView. When one item is clicked, a TabActivity will be launched, i > > got a NullPointerException when i press the item by using trackball. > > But it's fine when i press the item by using finger. > > > This is the logcat message: > > D/AndroidRuntime(32224): Shutting down VM > > W/dalvikvm(32224): threadid=3: thread exiting with uncaught exception > > (group=0x4000fe70) > > E/AndroidRuntime(32224): Uncaught handler: thread main exiting due to > > uncaught exception > > E/AndroidRuntime(32224): java.lang.NullPointerException > > E/AndroidRuntime(32224): at android.widget.TabHost.onTouchModeChanged > > (TabHost.java:178) > > E/AndroidRuntime(32224): at > > android.view.ViewTreeObserver.dispatchOnTouchModeChanged > > (ViewTreeObserver.java:591) > > E/AndroidRuntime(32224): at > > android.view.ViewRoot.ensureTouchModeLocally(ViewRoot.java:1736) > > E/AndroidRuntime(32224): at android.view.ViewRoot.performTraversals > > (ViewRoot.java:667) > > E/AndroidRuntime(32224): at android.view.ViewRoot.handleMessage > > (ViewRoot.java:1482) > > E/AndroidRuntime(32224): at android.os.Handler.dispatchMessage > > (Handler.java:99) > > E/AndroidRuntime(32224): at android.os.Looper.loop(Looper.java:123) > > E/AndroidRuntime(32224): at android.app.ActivityThread.main > > (ActivityThread.java:3948) > > E/AndroidRuntime(32224): at java.lang.reflect.Method.invokeNative > > (Native Method) > > E/AndroidRuntime(32224): at java.lang.reflect.Method.invoke > > (Method.java:521) > > E/AndroidRuntime(32224): at com.android.internal.os.ZygoteInit > > $MethodAndArgsCaller.run(ZygoteInit.java:782) > > E/AndroidRuntime(32224): at com.android.internal.os.ZygoteInit.main > > (ZygoteInit.java:540) > > E/AndroidRuntime(32224): at dalvik.system.NativeStart.main(Native > > Method) > > > Has anyone met this kind of issue? Thanks for sharing your experience. > > --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---