Apple VideoToolBox encoding failure

[gnattu]

These errors are generated with jellfyin-ffmpeg.

Code:

xxx@Singularity bin % ll|grep ffmpeg
lrwxr-xr-x    1 xxx  admin    73 Apr 16 11:54 ffmpeg -> /Users/xxx/Downloads/jellyfin-ffmpeg_6.0.1-5_portable_mac64-gpl/ffmpeg
lrwxr-xr-x    1 xxx  admin    74 Apr 16 11:54 ffprobe -> /Users/xxx/Downloads/jellyfin-ffmpeg_6.0.1-5_portable_mac64-gpl/ffprobe
xxx@Singularity bin % pwd
/usr/local/bin
xxx@Singularity bin %

Code:

  <HardwareAccelerationType>videotoolbox</HardwareAccelerationType>
  <EncoderAppPath>/usr/local/bin/ffmpeg</EncoderAppPath>
  <EncoderAppPathDisplay>/usr/local/bin/ffmpeg</EncoderAppPathDisplay>

Input #0, avi, from 'fileVolumes/video/Series/MacGyver/Season 1/01 Pilot-C.avi':
  Metadata:
    software        : Lavf52.32.0
  Duration: 00:45:40.62, start: 0.000000, bitrate: 618 kb/s
  Stream #0:0: Video: mpeg4 (Simple Profile) (xvid / 0x6469767, yuv420p, 512x384 [SAR 1:1 DAR 4:3], 512 kb/s, 23.98 fps, 23.98 tbr, 23.98 tbn
  Stream #0:1: Audio: ac3 ([0] [0][0] / 0x2000), 44100 Hz, stereo, fltp, 96 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (mpeg4 (native) -> h264 (h264_videotoolbox))
  Stream #0:1 -> #0:1 (ac3 (native) -> aac (native))
Press [q] to stop, [?] for help
[h264_videotoolbox @ 0x7fd3a6908d80] Error: cannot create compression session: -12903
[h264_videotoolbox @ 0x7fd3a6908d80] Try -allow_sw 1. The hardware encoder may be busy, or not supported.
[vost#0:0/h264_videotoolbox @ 0x7fd3a6908a80] Error initializing output stream: Error while opening encoder for output stream #0:0 - maybe incorrect parameters such as bit_rate, rate, width or height
[aac @ 0x7fd3a6909ec0] Qavg: 921.578
[aac @ 0x7fd3a6909ec0] 2 frames left in the queue on closing
Conversion failed!

I need to see the *full log*. Please please please don't cut off the log as the part that you *think* is relevant may not be helpful.