我在我的Android开发者管理器中看到了这个异常 - >崩溃错误
java.lang.NullPointerException
at android.widget.ArrayAdapter.createViewFromResource(ArrayAdapter.java:398)
at android.widget.ArrayAdapter.getView(ArrayAdapter.java:366)
at android.widget.AbsListView.obtainView(AbsListView.java:1943)
at android.widget.ListPopupWindow$DropDownListView.obtainView(ListPopupWindow.java:1143)
at android.widget.ListView.makeAndAddView(ListView.java:1756)
at android.widget.ListView.fillDown(ListView.java:656)
at android.widget.ListView.fillSpecific(ListView.java:1314)
at android.widget.ListView.layoutChildren(ListView.java:1587)
at android.widget.AbsListView.onLayout(AbsListView.java:1794)
at android.view.View.layout(View.java:9330)
at android.view.ViewGroup.layout(ViewGroup.java:3795)
at android.widget.FrameLayout.onLayout(FrameLayout.java:400)
at android.view.View.layout(View.java:9330)
at android.view.ViewGroup.layout(ViewGroup.java:3795)
at android.view.ViewRoot.performTraversals(ViewRoot.java:1201)
at android.view.ViewRoot.handleMessage(ViewRoot.java:1944)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:126)
at android.app.ActivityThread.main(ActivityThread.java:3998)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:491)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:841)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:599)
at dalvik.system.NativeStart.main(Native Method)
以下是我对此错误不了解的事情:
注意:错误日志中没有用户消息。
答案 0 :(得分:1)
看起来要么布局中的TextView不存在,要么列表中的项目为null。相关来源位于http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android/2.3.5_r1/android/widget/ArrayAdapter.java#ArrayAdapter.createViewFromResource%28int%2Candroid.view.View%2Candroid.view.ViewGroup%2Cint%29,第398行对应此页面上的第355行。