Error running plexlibrary

[memnos]

Hello,
i've just install Python-plexlibrary when i run:
python3 plexlibrary avangers

i have this error, what could it be?
I'm sure plex is running and the port is ok.

Traceback (most recent call last):
File "/opt/python-plexlibrary/plexlibrary/plexutils.py", line 16, in init
self.server = plexapi.server.PlexServer(
^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/xxxxxx/.local/lib/python3.11/site-packages/plexapi/server.py", line 115, in init
data = self.query(self.key, timeout=self._timeout)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/xxxxx/.local/lib/python3.11/site-packages/plexapi/server.py", line 746, in query
response = method(url, headers=headers, timeout=timeout, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3/dist-packages/requests/sessions.py", line 602, in get
return self.request("GET", url, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3/dist-packages/requests/sessions.py", line 575, in request
prep = self.prepare_request(req)
^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3/dist-packages/requests/sessions.py", line 486, in prepare_request
p.prepare(
File "/usr/lib/python3/dist-packages/requests/models.py", line 369, in prepare
self.prepare_headers(headers)
File "/usr/lib/python3/dist-packages/requests/models.py", line 491, in prepare_headers
check_header_validity(header)
File "/usr/lib/python3/dist-packages/requests/utils.py", line 1037, in check_header_validity
raise InvalidHeader(
requests.exceptions.InvalidHeader: Header part ('xxxxxxxxxxxxxxxxxx') from {'X-Plex-Token': 'xxxxxxxxxxxxxxx'} must be of type str or bytes, not <class 'ruamel.yaml.scalarstring.SingleQuotedScalarString'>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "", line 198, in _run_module_as_main
File "", line 88, in _run_code
File "/opt/python-plexlibrary/plexlibrary/main.py", line 8, in
main()
File "/opt/python-plexlibrary/plexlibrary/plexlibrary.py", line 66, in main
r = Recipe(recipe_name=args.recipe, use_playlists=args.playlists)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/python-plexlibrary/plexlibrary/recipe.py", line 212, in init
self.plex = plexutils.Plex(self.config['plex']['baseurl'],
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/python-plexlibrary/plexlibrary/plexutils.py", line 19, in init
raise Exception("No Plex server found at: {base_url}".format(
Exception: No Plex server found at: http://localhost:32400