ERROR: Signature extraction failed: Traceback (most recent call last):


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp243932xz\build\youtube_dl\extractor\youtube.py", line 1384, in _decrypt_signature


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp243932xz\build\youtube_dl\extractor\youtube.py", line 1297, in _extract_signature_function


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp243932xz\build\youtube_dl\extractor\youtube.py", line 1360, in <lambda>


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp243932xz\build\youtube_dl\jsinterp.py", line 258, in resf


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp243932xz\build\youtube_dl\jsinterp.py", line 56, in interpret_statement


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp243932xz\build\youtube_dl\jsinterp.py", line 92, in interpret_expression


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp243932xz\build\youtube_dl\jsinterp.py", line 189, in interpret_expression


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp243932xz\build\youtube_dl\jsinterp.py", line 56, in interpret_statement


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp243932xz\build\youtube_dl\jsinterp.py", line 211, in interpret_expression
youtube_dl.utils.ExtractorError: Unsupported JS expression '['; 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.

Traceback (most recent call last):


 "c:\users\apc001\appdata\local\programs\python\python38-32\lib\site-packages\spotdl\metadata\providers\youtube.py", line 225, in from_url

content = pytube.YouTube(url)


 "c:\users\apc001\appdata\local\programs\python\python38-32\lib\site-packages\pytube\__main__.py", line 92, in __init__

self.descramble()


 "c:\users\apc001\appdata\local\programs\python\python38-32\lib\site-packages\pytube\__main__.py", line 132, in descramble

apply_descrambler(self.player_config_args, fmt)


 "c:\users\apc001\appdata\local\programs\python\python38-32\lib\site-packages\pytube\extract.py", line 300, in apply_descrambler

cipher_url = [


 "c:\users\apc001\appdata\local\programs\python\python38-32\lib\site-packages\pytube\extract.py", line 301, in <listcomp>

parse_qs(formats[i]["cipher"]) for i, data in enumerate(formats)
KeyError: 'cipher'
