can't get videos from arte.tv

[zuscha]

user@computer:~/Videos$ youtube-dl -v https://www.arte.tv/de/videos/109397-000-A/das-maedchen-aus-monaco/
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['-v', 'https://www.arte.tv/de/videos/109397-000-A/das-maedchen-aus-monaco/']
[debug] Encodings: locale UTF-8, fs utf-8, out utf-8, pref UTF-8
[debug] youtube-dl version 2021.12.17
[debug] Python version 3.8.10 (CPython) - Linux-5.15.0-56-generic-x86_64-with-glibc2.29
[debug] exe versions: ffmpeg 4.2.7, ffprobe 4.2.7, rtmpdump 2.4
[debug] Proxy map: {}
[ArteTV] 109397-000-A: Downloading JSON metadata
ERROR: Unable to download JSON metadata: HTTP Error 404: Not Found (caused by <HTTPError 404: 'Not Found'>); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type youtube-dl -U to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 634, in _request_webpage
return self._downloader.urlopen(url_or_request)
File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 2288, in urlopen
return self._opener.open(req, timeout=self._socket_timeout)
File "/usr/lib/python3.8/urllib/request.py", line 531, in open
response = meth(req, response)
File "/usr/lib/python3.8/urllib/request.py", line 640, in http_response
response = self.parent.error(
File "/usr/lib/python3.8/urllib/request.py", line 569, in error
return self._call_chain(*args)
File "/usr/lib/python3.8/urllib/request.py", line 502, in _call_chain
result = func(*args)
File "/usr/lib/python3.8/urllib/request.py", line 649, in http_error_default
raise HTTPError(req.full_url, code, msg, hdrs, fp)

[dirkf]

1. Use the template.
2. Duplicate of [ARTE.tv] Unable to download JSON metadata #30919 which in turn is a new manifestation of ARTE (France) HTTP Error 500 since 2 days #30878.