android 开发空指针异常 求大神帮忙看看

猿在古城 2015-09-01 01:24:08
如题 求助解决方法。error log 如下：
09-01 13:18:39.187: E/AndroidRuntime(21433): FATAL EXCEPTION: main
09-01 13:18:39.187: E/AndroidRuntime(21433): java.lang.NullPointerException: Attempt to invoke virtual method 'void android.view.View.getDrawingRect(android.graphics.Rect)' on a null object reference
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup$ViewLocationHolder.init(ViewGroup.java:7297)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup$ViewLocationHolder.obtain(ViewGroup.java:7232)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup$ChildListForAccessibility.init(ViewGroup.java:7167)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup$ChildListForAccessibility.obtain(ViewGroup.java:7135)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.dispatchPopulateAccessibilityEventInternal(ViewGroup.java:2729)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.View.dispatchPopulateAccessibilityEvent(View.java:5362)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.dispatchPopulateAccessibilityEventInternal(ViewGroup.java:2735)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.View.dispatchPopulateAccessibilityEvent(View.java:5362)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.dispatchPopulateAccessibilityEventInternal(ViewGroup.java:2735)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.View.dispatchPopulateAccessibilityEvent(View.java:5362)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.widget.RelativeLayout.dispatchPopulateAccessibilityEvent(RelativeLayout.java:1120)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.widget.AdapterView.onRequestSendAccessibilityEvent(AdapterView.java:949)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.requestSendAccessibilityEvent(ViewGroup.java:740)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.requestSendAccessibilityEvent(ViewGroup.java:744)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.requestSendAccessibilityEvent(ViewGroup.java:744)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.requestSendAccessibilityEvent(ViewGroup.java:744)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.View.sendAccessibilityEventUncheckedInternal(View.java:5330)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.View.sendAccessibilityEventUnchecked(View.java:5311)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewRootImpl$SendWindowContentChangedAccessibilityEvent.run(ViewRootImpl.java:6948)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewRootImpl$SendWindowContentChangedAccessibilityEvent.runOrPost(ViewRootImpl.java:6974)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewRootImpl.postSendWindowContentChangedCallback(ViewRootImpl.java:6175)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewRootImpl.notifySubtreeAccessibilityStateChanged(ViewRootImpl.java:6288)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.notifySubtreeAccessibilityStateChanged(ViewGroup.java:2780)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.notifySubtreeAccessibilityStateChanged(ViewGroup.java:2780)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.notifySubtreeAccessibilityStateChanged(ViewGroup.java:2780)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.notifySubtreeAccessibilityStateChanged(ViewGroup.java:2780)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.notifySubtreeAccessibilityStateChanged(ViewGroup.java:2780)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.notifySubtreeAccessibilityStateChanged(ViewGroup.java:2780)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.notifySubtreeAccessibilityStateChanged(ViewGroup.java:2780)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.notifySubtreeAccessibilityStateChanged(ViewGroup.java:2780)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.notifySubtreeAccessibilityStateChanged(ViewGroup.java:2780)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.View.notifySubtreeAccessibilityStateChangedIfNeeded(View.java:8020)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.addViewInner(ViewGroup.java:4005)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.addView(ViewGroup.java:3794)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.addView(ViewGroup.java:3735)
09-01 13:18:39.187: E/AndroidRuntime(21433): at com.app.myfolder.view.ScrollLayout.addView(ScrollLayout.java:213)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.view.ViewGroup.addView(ViewGroup.java:3708)
09-01 13:18:39.187: E/AndroidRuntime(21433): at com.app.myfolder.view.ScrollLayout.refreView(ScrollLayout.java:226)
09-01 13:18:39.187: E/AndroidRuntime(21433): at com.app.myfolder.activity.FoldersBoxActivity.initContainer(FoldersBoxActivity.java:675)
09-01 13:18:39.187: E/AndroidRuntime(21433): at com.app.myfolder.activity.FoldersBoxActivity.access$75(FoldersBoxActivity.java:658)
09-01 13:18:39.187: E/AndroidRuntime(21433): at com.app.myfolder.activity.FoldersBoxActivity$FolderAsyncTask.onPostExecute(FoldersBoxActivity.java:3110)
09-01 13:18:39.187: E/AndroidRuntime(21433): at com.app.myfolder.activity.FoldersBoxActivity$FolderAsyncTask.onPostExecute(FoldersBoxActivity.java:1)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.os.AsyncTask.finish(AsyncTask.java:636)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.os.AsyncTask.access$500(AsyncTask.java:177)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:653)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.os.Handler.dispatchMessage(Handler.java:102)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.os.Looper.loop(Looper.java:135)
09-01 13:18:39.187: E/AndroidRuntime(21433): at android.app.ActivityThread.main(ActivityThread.java:5254)
09-01 13:18:39.187: E/AndroidRuntime(21433): at java.lang.reflect.Method.invoke
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qq840727854 2015-09-01
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at com.app.myfolder.view.ScrollLayout.refreView(ScrollLayout.java:226) 看下
Hare_ 2015-09-01
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看下代码哪块为null了
猿在古城 2015-09-01
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void android.view.View.getDrawingRect 没有找到这个的引用啊
gao_chun 2015-09-01
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void android.view.View.getDrawingRect(android.graphics.Rect) 的空对象引用
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