To help you get back to the hunt, are you seeing a (like a Fatal D3D Error) or is it a silent crash to the desktop?

Players experience a "crash to desktop" (CTD) immediately upon launching the game. This usually occurs before the main menu even loads, making the expansion unplayable for those affected. 🔍 Root Causes

Delete dinput8.dll from the game folder to test if mods are the cause.