你好,当我从我的活动的popBackStack方法中执行片段onNewIntent时,我得到了下面的异常。
下面是我的应用程序崩溃日志。
10-11 16:08:49.750: E/AndroidRuntime(13831): FATAL EXCEPTION: main
10-11 16:08:49.750: E/AndroidRuntime(13831): java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.support.v4.app.FragmentManagerImpl.checkStateLoss(FragmentManager.java:1327)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.support.v4.app.FragmentManagerImpl.enqueueAction(FragmentManager.java:1338)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.support.v4.app.FragmentManagerImpl.popBackStack(FragmentManager.java:466)
10-11 16:08:49.750: E/AndroidRuntime(13831): at com.xxx.view.DataSend.sendToBackFragment(DataSend.java:850)
10-11 16:08:49.750: E/AndroidRuntime(13831): at com.xxx.view.MyOneFragmentHolder.clearFragmentBackStack(MyOneFragmentHolder.java:117)
10-11 16:08:49.750: E/AndroidRuntime(13831): at com.xxx.view.MyOneFragmentHolder.clearBackStack(MyOneFragmentHolder.java:131)
10-11 16:08:49.750: E/AndroidRuntime(13831): at com.xxx.view.CustomTabsActivity.onNewIntent(CustomTabsActivity.java:1537)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.app.Instrumentation.callActivityOnNewIntent(Instrumentation.java:1119)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.app.ActivityThread.deliverNewIntents(ActivityThread.java:1726)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.app.ActivityThread.performNewIntents(ActivityThread.java:1738)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.app.ActivityThread.handleNewIntent(ActivityThread.java:1746)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.app.ActivityThread.access$2300(ActivityThread.java:117)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:982)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.os.Handler.dispatchMessage(Handler.java:99)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.os.Looper.loop(Looper.java:130)
10-11 16:08:49.750: E/AndroidRuntime(13831): at android.app.ActivityThread.main(ActivityThread.java:3687)
10-11 16:08:49.750: E/AndroidRuntime(13831): at java.lang.reflect.Method.invokeNative(Native Method)
10-11 16:08:49.750: E/AndroidRuntime(13831): at java.lang.reflect.Method.invoke(Method.java:507)
10-11 16:08:49.750: E/AndroidRuntime(13831): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:867)
10-11 16:08:49.750: E/AndroidRuntime(13831): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:625)
10-11 16:08:49.750: E/AndroidRuntime(13831): at dalvik.system.NativeStart.main(Native Method)
下面是我的FragmentActivity中的片段层次结构。
因此,我的活动onNewIntent对作为容器工作的第二个ViewPager片段执行popBackStack。
发布于 2013-10-11 11:21:39
首先,当我在另一个片段中使用一个片段(通常不是很好的实践)时,我遇到了很多问题,阅读这个answer可能会对您有所帮助。此外,堆栈跟踪显示,在调用saveInstanceState方法之后,您尝试弹出堆栈,您没有提供任何代码,但我认为在应用程序保存了它的实例并且很可能已经停止/被销毁之后,您不能使用它。
干杯麦克
https://stackoverflow.com/questions/19316458
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