Why RecyclerView.notifyItemChanged() will create a new ViewHolder and use both the old ViewHolder and new one?

Question

Recently I use RecyclerView and add a custom header view (another type of item view) and try to updated it when data has changed. Something strange happens. The adapter crea

Answer 1

More cleaner solution (is not bug in animator, but this is a feature of layout manager):

mRecyclerView.setLayoutManager(new GridLayoutManager(this, 5, LinearLayoutManager.VERTICAL, false){
        @Override
        public boolean supportsPredictiveItemAnimations() {
            return false;//super.supportsPredictiveItemAnimations();
        }
    });