Crash in ListView at AbsListView.obtainView

来源:互联网 发布:三菱触摸屏软件 编辑:程序博客网 时间:2024/06/10 23:01

Problem:

java.lang.NullPointerException            at android.widget.AbsListView.obtainView(AbsListView.java:2163)            at android.widget.ListView.makeAndAddView(ListView.java:1831)            at android.widget.ListView.fillDown(ListView.java:674)            at android.widget.ListView.fillSpecific(ListView.java:1332)            at android.widget.ListView.layoutChildren(ListView.java:1630)            at android.widget.AbsListView.onLayout(AbsListView.java:1996)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.support.v4.view.ViewPager.onLayout(ViewPager.java:1593)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.widget.FrameLayout.onLayout(FrameLayout.java:448)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1021)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1021)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.widget.FrameLayout.onLayout(FrameLayout.java:448)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.support.v7.internal.widget.ActionBarOverlayLayout.onLayout(ActionBarOverlayLayout.java:502)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.widget.FrameLayout.onLayout(FrameLayout.java:448)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1663)            at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1521)            at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at com.special.ResideMenu.TouchDisableView.onLayout(TouchDisableView.java:57)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.widget.FrameLayout.onLayout(FrameLayout.java:448)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.widget.FrameLayout.onLayout(FrameLayout.java:448)            at android.view.View.layout(View.java:14008)            at android.view.ViewGroup.layout(ViewGroup.java:4373)            at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:1892)            at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1711)            at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:989)            at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:4351)            at android.view.Choreographer$CallbackRecord.run(Choreographer.java:749)            at android.view.Choreographer.doCallbacks(Choreographer.java:562)            at android.view.Choreographer.doFrame(Choreographer.java:532)            at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:735)            at android.os.Handler.handleCallback(Handler.java:725)            at android.os.Handler.dispatchMessage(Handler.java:92)            at android.os.Looper.loop(Looper.java:137)            at android.app.ActivityThread.main(ActivityThread.java:5195)            at java.lang.reflect.Method.invokeNative(Native Method)            at java.lang.reflect.Method.invoke(Method.java:511)            at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:795)            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:562)            at dalvik.system.NativeStart.main(Native Method)

Solution:
I had a similar stack trace and discovered that I was returning a null from my getView() method in certain cases.
检查adapter的getView方法是否返回了null
这里写图片描述

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