Signature extraction failed

[FrazeColder]

Checklist

• [x ] I'm reporting a broken site support issue
• [x ] I've verified that I'm running youtube-dl version 2020.02.16
• [x ] I've checked that all provided URLs are alive and playable in a browser
• [x ] I've checked that all URLs and arguments with special characters are properly quoted or escaped
• [x ] I've searched the bugtracker for similar bug reports including closed ones
• [x ] I've read bugs section in FAQ

Verbose log

[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['-v', 'https://www.youtube.com/watch?v=zCH9azs1uRA']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2019.11.28
[debug] Python version 3.7.5 (CPython) - Darwin-19.3.0-x86_64-i386-64bit
[debug] exe versions: ffmpeg 4.2.1, ffprobe 4.2.1, rtmpdump 2.4
[debug] Proxy map: {}
[youtube] zCH9azs1uRA: Downloading webpage
[youtube] zCH9azs1uRA: Downloading video info webpage
[youtube] {18} signature length 104, html5 player vflP_XVWV
[youtube] zCH9azs1uRA: Downloading player https://www.youtube.com/yts/jsbin/player_ias-vflP_XVWV/en_US/base.js
ERROR: Signature extraction failed: Traceback (most recent call last):
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1380, in _decrypt_signature
    video_id, player_url, s
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1293, in _extract_signature_function
    cache_res = res(test_string)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1356, in <lambda>
    return lambda s: initial_function([s])
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 258, in resf
    res, abort = self.interpret_statement(stmt, local_vars)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 92, in interpret_expression
    m.group('expr'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 189, in interpret_expression
    m.group('x'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 189, in interpret_expression
    m.group('x'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 211, in interpret_expression
    raise ExtractorError('Unsupported JS expression %r' % expr)
youtube_dl.utils.ExtractorError: Unsupported JS expression '[function(c,d){d=(d'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
 (caused by ExtractorError("Unsupported JS expression '[function(c,d){d=(d'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.")); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1380, in _decrypt_signature
    video_id, player_url, s
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1293, in _extract_signature_function
    cache_res = res(test_string)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1356, in <lambda>
    return lambda s: initial_function([s])
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 258, in resf
    res, abort = self.interpret_statement(stmt, local_vars)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 92, in interpret_expression
    m.group('expr'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 189, in interpret_expression
    m.group('x'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 189, in interpret_expression
    m.group('x'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 211, in interpret_expression
    raise ExtractorError('Unsupported JS expression %r' % expr)
youtube_dl.utils.ExtractorError: Unsupported JS expression '[function(c,d){d=(d'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1380, in _decrypt_signature
    video_id, player_url, s
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1293, in _extract_signature_function
    cache_res = res(test_string)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1356, in <lambda>
    return lambda s: initial_function([s])
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 258, in resf
    res, abort = self.interpret_statement(stmt, local_vars)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 92, in interpret_expression
    m.group('expr'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 189, in interpret_expression
    m.group('x'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 189, in interpret_expression
    m.group('x'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 211, in interpret_expression
    raise ExtractorError('Unsupported JS expression %r' % expr)
youtube_dl.utils.ExtractorError: Unsupported JS expression '[function(c,d){d=(d'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/YoutubeDL.py", line 796, in extract_info
    ie_result = ie.extract(url)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/common.py", line 530, in extract
    ie_result = self._real_extract(url)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 2043, in _real_extract
    encrypted_sig, video_id, player_url, age_gate)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1390, in _decrypt_signature
    'Signature extraction failed: ' + tb, cause=e)
youtube_dl.utils.ExtractorError: Signature extraction failed: Traceback (most recent call last):
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1380, in _decrypt_signature
    video_id, player_url, s
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1293, in _extract_signature_function
    cache_res = res(test_string)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1356, in <lambda>
    return lambda s: initial_function([s])
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 258, in resf
    res, abort = self.interpret_statement(stmt, local_vars)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 92, in interpret_expression
    m.group('expr'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 189, in interpret_expression
    m.group('x'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 189, in interpret_expression
    m.group('x'), local_vars, allow_recursion - 1)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "/usr/local/lib/python3.7/site-packages/youtube_dl/jsinterp.py", line 211, in interpret_expression
    raise ExtractorError('Unsupported JS expression %r' % expr)
youtube_dl.utils.ExtractorError: Unsupported JS expression '[function(c,d){d=(d'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
 (caused by ExtractorError("Unsupported JS expression '[function(c,d){d=(d'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.")); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

Description

This package has always worked but suddenly it has stopped. I am getting the error pasted above. No matter which URL I'm trying, it always results in the same error, very weird. I have updated as well as uninstalled and installed youtube-dl but this hasn't fixed the bug!