Bug(The content of the adapter has changed but ListView did not receive a notif)

java.lang.IllegalStateException: The content of the adapter has changed but ListView did not receive a notification. Make sure the content of your adapter is not modified from a background thread, but only from the UI thread. [in ListView(2131231139, class android.widget.ListView) with Adapter(class android.widget.HeaderViewListAdapter)] at android.widget.ListView.layoutChildren(ListView.java:1538) at android.widget.AbsListView.onTouchModeChanged(AbsListView.java:2977) at android.view.ViewTreeObserver.dispatchOnTouchModeChanged(ViewTreeObserver.java:606) at android.view.ViewRootImpl.ensureTouchModeLocally(ViewRootImpl.java:2766) at android.view.ViewRootImpl.ensureTouchMode(ViewRootImpl.java:2750) at android.view.ViewRootImpl.deliverPointerEvent(ViewRootImpl.java:2889) at android.view.ViewRootImpl.handleMessage(ViewRootImpl.java:2471) at android.view.ViewRootImpl.processInputEvents(ViewRootImpl.java:849) at android.view.ViewRootImpl.handleMessage(ViewRootImpl.java:2480) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:137) at android.app.ActivityThread.main(ActivityThread.java:4424) 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:784) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551) at dalvik.system.NativeStart.main(Native Method) ============================================================================================= 

1.是否在主线程

2.设置数据之前要隐藏view，设置之后再显示view

3.要clear,后要notifyDateChanged

4.暂停时停止后台操作，恢复后清空adapter，再重新加载