The error is still in game, cannot play with it :(
Happens the same to me, it has been 14 days till this was posted and the error is still in game in the lastest 26.2 (Chaos Cubed) update.
I tried updating another world, a creative one, and it happens the same.
Happenss the sameeee. I have this problem also in my world of version 26.3, the world cover and screenshots are all black