I having the same issue here.
INFO][Direct3D 9]: Start Scan
[INFO][Direct3D 9]: Found Adapter: NVIDIA GeForce GTX 1080 Ti
[INFO][Direct3D 9]: Support Hardware vertex processing
[INFO][Direct3D 9]: Support SM 3.0
[INFO][Direct3D 9]: Found Adapter: NVIDIA GeForce GTX 1080 Ti
[INFO][Direct3D 9]: Support Hardware vertex processing
[INFO][Direct3D 9]: Support SM 3.0
[INFO][Direct3D 9]: End Scan
[INFO][app]: BattleForge Final Build: 397096 (Retail branch)
[INFO][app]: CPU GenuineIntel family 6, model 14 (Core) detected.
[WARN][PAK]: CFsPakFiles::OpenPakFile(): (base/pak/bf1_gfx_objects_ghostland_architecture26.pak) Stream exception: decompressing TOC failed.
[INFO][app]: CPU clock speed is ~3695 MHz.
[INFO][app]: CPU has 12 cores.
[INFO][app]: CPU rating is 27 points.
[INFO][app]: GFX rating is 0 points.
[INFO][Create Device]: Switch to display parameters: 1024 × 768 @ 0 Hz, windowed.
[INFO][Display]: Use Direct3D 9
[INFO][GPU]: Vendor ID = 0x10de
[INFO][GPU]: Device ID = 0x1b06
[INFO][GPU]: Subsystem ID = 0x147419da
[INFO][GPU]: Device name = \\.\DISPLAY1
[INFO][GPU]: Device description = NVIDIA GeForce GTX 1080 Ti
[INFO][GPU]: Driver version = 25.21.14.1634
[INFO][GPU]: Driver description = nvldumd.dll
[INFO][Create Device]: Vertex shader = 0x300; Pixel shader = 0x300.
[INFO][DISPLAY]: GFX API CRASH: Falling back to DirectX 9!