the problem will be solved soon....
https://forums.eagle.ru/topic/277238-unknown-module-marianaislands_terrain-error-on-dl-with-todays-stable-update/?tab=comments#comment-4724474
Are the tests made with or without Full Screen option?
just installed windows 21H1 update (have also to install Cumulative Update Preview for Windows 10 Version 21H1 for x64-based Systems), I'll check if there have any changes about crashing