ViewPager一直报错java.lang.IllegalArgumentException: ViewPager does not have a PagerAdapter set

[gjmm123]

binding.setAdapter(new ViewPagerBindingAdapter());
binding.xTab.setupWithViewPager(binding.viewPage);
binding.viewPage.addOnPageChangeListener(new XTabLayout.TabLayoutOnPageChangeListener(binding.xTab));
initData中设置过了报错