I'm experiencing the same thing.
I assume it's the same DirectX issue Unity is having that is also impacting Battletech:
Initialize engine version: 5.6.3p3 (88d4ddf6344a) GfxDevice: creating device client; threaded=1 d3d11: failed to create device and context (8007000e). GfxDevice: creating device client; threaded=1 d3d11: failed to create device and context (8007000e). GfxDevice: creating device client; threaded=1 Direct3D: Version: Direct3D 9.0c [nvldumdx.dll 24.21.13.9731] Renderer: NVIDIA GeForce GTX 1070 Vendor: NVIDIA VRAM: 8088 MB (via DXGI) Caps: Shader=30 DepthRT=1 NativeDepth=1 NativeShadow=1 DF16=0 INTZ=1 NULL=1 RESZ=0 SlowINTZ=0 ATOC=1 BC4=1 BC5=1 d3d: creation params: flags=44 swap=1 vsync=80000000 w=314 h=211 fmt=21 bbcount=1 dsformat=75 pflags=0 d3d: failed to create device [queried technique not available] Crash!!!