在ViewPager.getChildDrawingOrder中，安卓应用程序在后台运行一段时间后会不时崩溃
在ViewPager.getChildDrawingOrder中，安卓应用程序在后台运行一段时间后会不时崩溃
提问于 2019-03-04 17:59:58
Fatal Exception: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Object java.util.ArrayList.get(int)' on a null object reference
at android.support.v4.view.ViewPager.getChildDrawingOrder(ViewPager.java:798)
at android.view.ViewGroup.getAndVerifyPreorderedIndex(ViewGroup.java:1986)
at android.view.ViewGroup.populateChildrenForAutofill(ViewGroup.java:3712)
at android.view.ViewGroup.getChildrenForAutofill(ViewGroup.java:3698)
at android.view.ViewGroup.dispatchProvideAutofillStructure(ViewGroup.java:3680)
at android.view.ViewGroup.dispatchProvideAutofillStructure(ViewGroup.java:3686)
at android.view.ViewGroup.dispatchProvideAutofillStructure(ViewGroup.java:3686)
at android.view.ViewGroup.dispatchProvideAutofillStructure(ViewGroup.java:3686)
at android.view.ViewGroup.dispatchProvideAutofillStructure(ViewGroup.java:3686)
at android.app.assist.AssistStructure$WindowNode.<init>(AssistStructure.java:510)
at android.app.assist.AssistStructure.<init>(AssistStructure.java:1912)
at android.app.ActivityThread.handleRequestAssistContextExtras(ActivityThread.java:3175)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1913)
at android.os.Handler.dispatchMessage(Handler.java:105)
at android.os.Looper.loop(Looper.java:164)
at android.app.ActivityThread.main(ActivityThread.java:6944)
at java.lang.reflect.Method.invoke(Method.java)
at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:327)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1374)回答 1
Stack Overflow用户
发布于 2019-03-05 04:31:54
我找到了一个解决方案。我只覆盖了该活动的onDestroy方法，如下所示：
@Override
public void onDestroy(){
finish();
super.onDestroy();
}页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接：
https://stackoverflow.com/questions/54980773
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