这可能是由于项的重新排序没有正确地通知Recycler View适配器而导致的。为了解决此问题，您可以尝试以下几种方法：

1. 确保您的适配器实现了ItemTouchHelper.Callback接口并正确实现了onMove()和onSwiped()方法，以便在拖动或滑动项目时接收通知，并根据需要更新数据集。

public class MyItemTouchHelperCallback extends ItemTouchHelper.Callback {
 
    private final MyAdapter mAdapter;
 
    public MyItemTouchHelperCallback(MyAdapter adapter) {
        mAdapter = adapter;
    }
 
    @Override
    public boolean isLongPressDragEnabled() {
        return true;
    }
 
    @Override
    public boolean isItemViewSwipeEnabled() {
        return true;
    }
 
    @Override
    public void onSwiped(RecyclerView.ViewHolder viewHolder, int direction) {
        // Handle swipe event
    }
 
    @Override
    public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder,
                          RecyclerView.ViewHolder target) {
        mAdapter.onItemMove(viewHolder.getAdapterPosition(), target.getAdapterPosition());
        return true;
    }
}

2. 确保调用了适配器的notifyItemMoved()方法来通知Recycler View重新排序。

public class MyAdapter extends RecyclerView.Adapter {
 
    private List mItems;
 
    public MyAdapter(List items) {
        mItems = items;
    }
 
    @Override
    public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        // Inflate view and return ViewHolder
    }
 
    @Override
    public void onBindViewHolder(ViewHolder holder, int position) {
        // Bind data to ViewHolder
    }
 
    @Override
    public int getItemCount() {
        return mItems.size();
    }
 
    public void onItemMove(int fromPosition, int toPosition) {
        Collections.swap(mItems, fromPosition, toPosition);
        notifyItemMoved(fromPosition, toPosition);
    }
 
    static class ViewHolder extends RecyclerView.ViewHolder {
 
        public ViewHolder(View itemView) {
            super(itemView