1) uninstall mod, takes 1 minute. 2) install mod 3) right click bannerlord online .exe 4) check run as administrator 5) tick 'disable full screen optimizations' 6) tick 'run compatibility for windows 8' 7) open game 8) in game change from 'borderless window' to 'fullscreen' 9) load server 10)...
bannerlord-online.com
or disband your troops, it s work for me too ... or you can wait until they fix it in some update