OSError: cannot write mode RGBA as JPEG

[csabi23]

rate_480p_namer.json.gz

Traceback (most recent call last):
  File "/root/.local/share/pipx/venvs/namer/lib/python3.12/site-packages/PIL/JpegImagePlugin.py", line 666, in _save
    rawmode = RAWMODE[im.mode]
KeyError: 'RGBA'

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/lib/python3.12/threading.py", line 1030, in _bootstrap
    self._bootstrap_inner()
  File "/usr/lib/python3.12/threading.py", line 1073, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.12/threading.py", line 1010, in run
    self._target(*self._args, **self._kwargs)
  File "/root/.local/share/pipx/venvs/namer/lib/python3.12/site-packages/namer/watchdog.py", line 184, in __processing_thread
    handle(command)
  File "/root/.local/share/pipx/venvs/namer/lib/python3.12/site-packages/namer/watchdog.py", line 81, in handle
    process_file(command)
  File "/root/.local/share/pipx/venvs/namer/lib/python3.12/site-packages/namer/namer.py", line 246, in process_file
    add_extra_artifacts(target.target_movie_file, new_metadata, search_results, phash, command.config)
> File "/root/.local/share/pipx/venvs/namer/lib/python3.12/site-packages/namer/namer.py", line 274, in add_extra_artifacts
    performer_image = get_image(performer.image, '-Performer-' + performer.name.replace(' ', '-') + '-image', video_file, config) if performer.image and config.enabled_poster and ImageDownloadType.PERFORMER in config.download_type else None
  File "/root/.local/share/pipx/venvs/namer/lib/python3.12/site-packages/namer/metadataapi.py", line 263, in get_image
    img.save(file, config.image_format)
  File "/root/.local/share/pipx/venvs/namer/lib/python3.12/site-packages/PIL/Image.py", line 2588, in save
    save_handler(self, fp, filename)
  File "/root/.local/share/pipx/venvs/namer/lib/python3.12/site-packages/PIL/JpegImagePlugin.py", line 669, in _save
    raise OSError(msg) from e
OSError: cannot write mode RGBA as JPEG