YouTube said: Invalid parameters.

[zmmmspy]

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Question

No matter what I do I always get "YouTube said: Invalid parameters.". What am I doing wrong?

youtube-dl -v https://www.youtube.com/watch?v=6rgStv12dwA
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['-v', 'https://www.youtube.com/watch?v=6rgStv12dwA']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2019.01.17
[debug] Python version 3.7.3 (CPython) - Linux-4.19.0-9-amd64-x86_64-with-debian-10.5
[debug] exe versions: ffmpeg 4.1.6-1, ffprobe 4.1.6-1, phantomjs ., rtmpdump 2.4
[debug] Proxy map: {}
[youtube] 6rgStv12dwA: Downloading webpage
[youtube] 6rgStv12dwA: Downloading video info webpage
ERROR: 6rgStv12dwA: YouTube said: Invalid parameters.
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/youtube_dl/YoutubeDL.py", line 793, in extract_info
ie_result = ie.extract(url)
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/common.py", line 508, in extract
ie_result = self._real_extract(url)
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1688, in _real_extract
expected=True, video_id=video_id)
youtube_dl.utils.ExtractorError: 6rgStv12dwA: YouTube said: Invalid parameters.

-------------------Edit------------
Wrong yt-dl version!