The problem is Lumen graphics setting after update Open %localappdata%\QZSim\Saved\Config\Windows\GameUserSettings.ini Change one setting LumenRayLightingMode=0 And don't touch Lumen mode in graphics setting to anything other that Standart OR add -dx11 launch parameter in Steam game's properties…
No confirmed fix yet. Players suggest: If any of you have AMD GPU related crashes - would it be possible to additionally request you try and locate file: QZSim_PCD3D_SM6.