Getting "terrain generator for client is out of sync with the server" for Ruined Chamber in Delve

During mapping this bricks the game. What is the solution. God this mac client is terrible

Same here keep getting error in Act 9 when entering the tunnels. Still getting the error even after creating new instance. Hello GGG fix plz.

Same here act 10

Same error in Act 9 on PC in Tunnels!
FIX IT PLZ GGG

FIXED BY RELOGGIN TO MY HILVL CHARACTER AND PLAYING A BIT IN THIS LOCATION.THEN RELOG ON LEVELING CHARACTER BACK

Getting this error on sepulchre map. But when I try a sepulchre from one of my old chars I can do it just fine

Happened again back to back Ate my map progress. One time with Jun mission the other without. Sooo game is unplayable currently? Good to know.

PC client

Same issue:
Laboratory Map

Getting this on Arachnid Tomb

Getting this in story, "the tunnels"

Just got this on Arachnid Tomb map. Had this a few days earlier on Ossuary. Changed server but nothing happens. What do??????

I'm also getting the same error A10 Ravaged Square.