Attempting to use h264_nvenc gives BrokenPipeError

[NameOfTheDragon]

Version: gyroflow-0.3.0-beta
When attempting to render using the h264_nvenc encoder on a GeForce GTX 960 in Windows 10, I get the following error:

Output file: F:/[...]/ISAW0043_3D-Smoothed-nvenc.MP4
Using ffmpeg path F:\OneDrive\Programs\GyroFlow
Starting to compute optimal Fov
Done computing optimal Fov
Rendering:   0%|                                                                                                                                                            | 1/4326 [00:00<24:34,  2.93it/s]14:56:26 :: WriteGear :: ERROR :: BrokenPipeError caught, Wrong values passed to FFmpeg Pipe, Kindly Refer Docs!
Failed to write frame. Aborting render

Rendering:   0%|                                                                                                                                                            | 1/4326 [00:00<45:50,  1.57it/s]
Render finished
Traceback (most recent call last):
  File "gyroflow.py", line 2770, in export_video
  File "stabilizer.py", line 1569, in renderfile
FileNotFoundError: [WinError 2] The system cannot find the file specified: [...]