I should add that I'm using the compatibility library. Karl
On May 12, 6:59 pm, Karl Wagner <[email protected]> wrote: > Hi, > > I have a fragment that contains a linearlayout with a bunch of > controls to make an edit form (edittexts, spinners, buttons, etc). We > have a "review" button that replaces that fragment with a view form > (again a linearlayout, but with textviews only) and this transition > gets added to the back stack (so the user can change something if they > entered a wrong value). > > This is all hosted within the same activity. I create the first > fragment in code and call FragmentTransaction.replace() on the > container view. Both fragments dynamically create their content in > onCreateView(). This is also when the Spinner adapters get created. > > This all works fine, except that if I press the back button, the app > crashes (apparently trying to restore the instance state of a > spinner). I don't think I'm doing anything wrong (my code isn't even > in the stack trace, and this happens before onCreate). > > Logcat is below. > > Thanks, > > Karl > > --------- beginning of /dev/log/system > --------- beginning of /dev/log/main > E/AndroidRuntime( 5510): FATAL EXCEPTION: main > E/AndroidRuntime( 5510): java.lang.ClassCastException: > android.view.AbsSavedStat > e$1 > E/AndroidRuntime( 5510): at > android.widget.AbsSpinner.onRestoreInstanceSt > ate(AbsSpinner.java:421) > E/AndroidRuntime( 5510): at > android.view.View.dispatchRestoreInstanceStat > e(View.java:6325) > E/AndroidRuntime( 5510): at > android.view.ViewGroup.dispatchThawSelfOnly(V > iewGroup.java:1292) > E/AndroidRuntime( 5510): at > android.widget.AdapterView.dispatchRestoreIns > tanceState(AdapterView.java:767) > E/AndroidRuntime( 5510): at > android.view.ViewGroup.dispatchRestoreInstanc > eState(ViewGroup.java:1279) > E/AndroidRuntime( 5510): at > android.view.ViewGroup.dispatchRestoreInstanc > eState(ViewGroup.java:1279) > E/AndroidRuntime( 5510): at > android.view.View.restoreHierarchyState(View. > java:6304) > E/AndroidRuntime( 5510): at > android.support.v4.app.Fragment.restoreViewSt > ate(Fragment.java:348) > E/AndroidRuntime( 5510): at > android.support.v4.app.FragmentManagerImpl.mo > veToState(FragmentManager.java:751) > E/AndroidRuntime( 5510): at > android.support.v4.app.FragmentManagerImpl.mo > veToState(FragmentManager.java:933) > E/AndroidRuntime( 5510): at > android.support.v4.app.BackStackRecord.popFro > mBackStack(BackStackRecord.java:639) > E/AndroidRuntime( 5510): at > android.support.v4.app.FragmentManagerImpl.po > pBackStackState(FragmentManager.java:1252) > E/AndroidRuntime( 5510): at > android.support.v4.app.FragmentManagerImpl.po > pBackStackImmediate(FragmentManager.java:407) > E/AndroidRuntime( 5510): at > android.support.v4.app.FragmentActivity.onBac > kPressed(FragmentActivity.java:150) > E/AndroidRuntime( 5510): at > android.app.Activity.onKeyDown(Activity.java: > 1861) > E/AndroidRuntime( 5510): at > android.support.v4.app.FragmentActivity.onKey > Down(FragmentActivity.java:322) > E/AndroidRuntime( 5510): at > android.view.KeyEvent.dispatch(KeyEvent.java: > 1494) > E/AndroidRuntime( 5510): at > android.app.Activity.dispatchKeyEvent(Activit > y.java:2123) > E/AndroidRuntime( 5510): at > com.android.internal.policy.impl.PhoneWindow$ > DecorView.dispatchKeyEvent(PhoneWindow.java:1715) > E/AndroidRuntime( 5510): at > android.view.ViewRoot.deliverKeyEventToViewHi > erarchy(ViewRoot.java:2664) > E/AndroidRuntime( 5510): at > android.view.ViewRoot.handleFinishedEvent(Vie > wRoot.java:2639) > E/AndroidRuntime( 5510): at > android.view.ViewRoot.handleMessage(ViewRoot. > java:1929) > E/AndroidRuntime( 5510): at > android.os.Handler.dispatchMessage(Handler.ja > va:99) > E/AndroidRuntime( 5510): at android.os.Looper.loop(Looper.java: > 143) > E/AndroidRuntime( 5510): at > android.app.ActivityThread.main(ActivityThrea > d.java:4196) > E/AndroidRuntime( 5510): at > java.lang.reflect.Method.invokeNative(Native > Method) > E/AndroidRuntime( 5510): at > java.lang.reflect.Method.invoke(Method.java:5 > 07) > E/AndroidRuntime( 5510): at com.android.internal.os.ZygoteInit > $MethodAndA > rgsCaller.run(ZygoteInit.java:839) > E/AndroidRuntime( 5510): at > com.android.internal.os.ZygoteInit.main(Zygot > eInit.java:597) > E/AndroidRuntime( 5510): at > dalvik.system.NativeStart.main(Native Method) -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
