我们的QA检测到一个错误:当旋转Android设备(Droid Turbo)时,发生了以下recyclerview相关的崩溃:

java.lang.IndexOutOfBoundsException: 不一致。无效项位置2(偏移量:2).state:3

对我来说,它看起来像一个内部错误在RecyclerView,因为我不能想到这是由我们的代码直接引起的任何方式…

有人遇到过这个问题吗?

解决方案是什么?

一个残酷的解决方法可能是在异常发生时捕获异常并从头重新创建RecyclverView实例,以避免留下损坏的状态。

但是,如果可能的话,我希望更好地理解这个问题(也许从根源上解决它),而不是掩盖它。

这种细菌不容易繁殖,但一旦发生就会致命。

完整的堆栈跟踪:

W/dalvikvm( 7546): threadid=1: thread exiting with uncaught exception (group=0x41987d40)
    E/AndroidRuntime( 7546): FATAL EXCEPTION: main
    E/AndroidRuntime( 7546): Process: com.oblong.mezzedroid, PID: 7546
    E/AndroidRuntime( 7546): java.lang.IndexOutOfBoundsException: Inconsistency detected. Invalid item position 2(offset:2).state:3
    E/AndroidRuntime( 7546):    at android.support.v7.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:3382)
    E/AndroidRuntime( 7546):    at android.support.v7.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:3340)
    E/AndroidRuntime( 7546):    at android.support.v7.widget.LinearLayoutManager$LayoutState.next(LinearLayoutManager.java:1810)
    E/AndroidRuntime( 7546):    at android.support.v7.widget.LinearLayoutManager.layoutChunk(LinearLayoutManager.java:1306)
    E/AndroidRuntime( 7546):    at android.support.v7.widget.LinearLayoutManager.fill(LinearLayoutManager.java:1269)
    E/AndroidRuntime( 7546):    at android.support.v7.widget.LinearLayoutManager.onLayoutChildren(LinearLayoutManager.java:523)
    E/AndroidRuntime( 7546):    at org.liboid.recycler_view.RecyclerViewContainer$LiLinearLayoutManager.onLayoutChildren(RecyclerViewContainer.java:179)
    E/AndroidRuntime( 7546):    at android.support.v7.widget.RecyclerView.dispatchLayout(RecyclerView.java:1942)
    E/AndroidRuntime( 7546):    at android.support.v7.widget.RecyclerView.onLayout(RecyclerView.java:2237)
    E/AndroidRuntime( 7546):    at org.liboid.recycler_view.LiRecyclerView.onLayout(LiRecyclerView.java:30)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)
    E/AndroidRuntime( 7546):    at com.oblong.mezzedroid.workspace.content.bins.BinsContainerLayout.onLayout(BinsContainerLayout.java:22)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)
    E/AndroidRuntime( 7546):    at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
    E/AndroidRuntime( 7546):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
    E/AndroidRuntime( 7546):    at android.view.View.layout(View.java:14946)
    E/AndroidRuntime( 7546):    at android.view.ViewGroup.layout(ViewGroup.java:4651)
    E/AndroidRuntime( 7546):    at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2132)
    E/AndroidRuntime( 7546):    at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1872)
    E/AndroidRuntime( 7546):    at andro

当前回答

在我的例子中,我得到了这个例外

java.lang.IndexOutOfBoundsException:检测到不一致。无效的视图持有者适配器positionViewHolder

以上答案在我的情况下都不适用。因为我正在更新/更改适配器中的现有项,但我使用了

myAdapter.notifyItemInserted(position)

相反,我应该用这个

myAdapter.notifyItemChanged(position)

注意:在插入项时应该使用notifyItemInserted(),在更新适配器中的项时应该使用notifyItemChanged()。

其他回答

在我的情况下(删除/插入数据在我的数据结构),我需要清除回收池,然后通知数据集更改!

.clear mRecyclerView.getRecycledViewPool () (); mAdapter.notifyDataSetChanged ();

我以前也遇到过同样的问题。终于找到解决办法了

我所做的是通知适配器,该项目已删除,然后通知适配器数据集范围改变

 public void setData(List<Data> dataList) {
      if (this.dataList.size() > 0) {
          notifyItemRangeRemoved(0, dataList.size());
          this.dataList.clear();
      }
      this.dataList.addAll(dataList)
      notifyItemRangeChanged(0, dataList.size());

 }

在我的情况下,我只是删除行setHasStableIds(true);

此错误发生在用户滚动时适配器中的列表清除,这使得项目holder的位置发生变化,在ui上列表和项目之间失去引用,在next发生错误 “notifyDataSetChanged”请求。

Fix:

检查您的更新列表方法。如果你这样做

mainList.clear();
...
mainList.add() or mainList.addAll()
...
notifyDataSetChanged();

===> Error occur

如何修复。为缓冲区处理创建新的列表对象,然后再次赋值给主列表

List res = new ArrayList();
…..
res.add();  //add item or modify list
….
mainList = res;
notifyDataSetChanged();

感谢Nhan Cao的帮助:)

这是一个相当讨厌的虫子。

为了处理我的项目点击,我使用了RecyclerView的实现。OnItemTouchListener类似于在这个问题中找到的解决方案。

After many times of refreshing the RecyclerView's datasource and clicking an item, this IndexOutOfBoundsException would crash my application. When an item is clicked, the RecyclerView internally goes looking for the correct underlying view and gives back it position. Checking out the source code, I saw that there were some Tasks and Threads scheduled. To cut the story short, basically it's just some illegal state where two datasources are intermixed and not synchronized and the whole thing goes wild.

基于此,我删除了RecyclerView的实现。OnItemTouchListener,并简单地捕捉到适配器自己的ViewHolder上的点击:

public void onBindViewHolder (final BaseContentView holder, final int position) {

    holder.itemView.setOnClickListener(new OnClickListener() {

      @Override
      public void onClick (View view) {

        // do whatever you like here
      }
    });

}

这可能不是最好的解决方案,但目前没有崩溃。希望这将节省你一些时间:)。