After starting the Space Hulk: Deathwing, boot logo is displayed the game, then the game crashes “D3DX11RHI”.
This DirectX error, is responsible for supplying the image of the game. You are missing DXuserRT, install it, you can download it here –DirectX End-User Runtimes. After installation, restart your computer and re-run the Space Hulk: Deathwing.
That’s all. If not help write the specifications of your PC and what it is in the comments system.