3.x로 업그레이드 후 편집 중 에디터 미리보기가 표시되지 않음

[JammyDodger]

That’s fantastic

@peternlewis

Perhaps I should try removing and/or reinstalling that (if that’s a good idea, a pointer to how to do that would be helpful).

I missed this before, but just in case you need it, if you want to remove it completely you would edit your app.yml in pretty much the reverse of Install plugins on a self-hosted site