Extractor error

[sotobori]

Checklist

• I'm reporting a broken site support issue
• I've verified that I'm running youtube-dl version 2021.04.01
• I've checked that all provided URLs are alive and playable in a browser
• I've checked that all URLs and arguments with special characters are properly quoted or escaped
• I've searched the bugtracker for similar bug reports including closed ones
• I've read bugs section in FAQ

Verbose log

$ [debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'--verbose', u'-4', u'--simulate', u'--dateafter', u'20210324', u'ytsearchall:4k okachimachi']
[debug] Encodings: locale UTF-8, fs UTF-8, out None, pref UTF-8
[debug] youtube-dl version 2021.04.01
[debug] Python version 2.7.18 (CPython) - Linux-5.4.0-66-generic-x86_64-with-Ubuntu-20.04-focal
[debug] exe versions: ffmpeg 4.2.4, ffprobe 4.2.4
[debug] Proxy map: {}
[download] Downloading playlist: 4k okachimachi
[youtube:search] query "4k okachimachi": Downloading page 1
[youtube:search] query "4k okachimachi": Downloading page 2
[youtube:search] query "4k okachimachi": Downloading page 3
[youtube:search] query "4k okachimachi": Downloading page 4
[youtube:search] query "4k okachimachi": Downloading page 5
[youtube:search] query "4k okachimachi": Downloading page 6
[youtube:search] query "4k okachimachi": Downloading page 7
[youtube:search] query "4k okachimachi": Downloading page 8
[youtube:search] query "4k okachimachi": Downloading page 9
[youtube:search] query "4k okachimachi": Downloading page 10
[youtube:search] query "4k okachimachi": Downloading page 11
[youtube:search] query "4k okachimachi": Downloading page 12
[youtube:search] query "4k okachimachi": Downloading page 13
[youtube:search] query "4k okachimachi": Downloading page 14
[youtube:search] query "4k okachimachi": Downloading page 15
[youtube:search] query "4k okachimachi": Downloading page 16
[youtube:search] query "4k okachimachi": Downloading page 17
[youtube:search] query "4k okachimachi": Downloading page 18
[youtube:search] query "4k okachimachi": Downloading page 19
[youtube:search] query "4k okachimachi": Downloading page 20
[youtube:search] query "4k okachimachi": Downloading page 21
[youtube:search] query "4k okachimachi": Downloading page 22
[youtube:search] query "4k okachimachi": Downloading page 23
[youtube:search] query "4k okachimachi": Downloading page 24
[youtube:search] query "4k okachimachi": Downloading page 25
[youtube:search] query "4k okachimachi": Downloading page 26
[youtube:search] query "4k okachimachi": Downloading page 27
[youtube:search] query "4k okachimachi": Downloading page 28
[youtube:search] query "4k okachimachi": Downloading page 29
[youtube:search] query "4k okachimachi": Downloading page 30
[youtube:search] query "4k okachimachi": Downloading page 31
[youtube:search] query "4k okachimachi": Downloading page 32
[youtube:search] query "4k okachimachi": Downloading page 33
[youtube:search] query "4k okachimachi": Downloading page 34
[youtube:search] playlist 4k okachimachi: Downloading 608 videos
[download] Downloading video 1 of 608
[youtube] cBvYw8_A0vQ: Downloading webpage
ERROR: An extractor error has occurred. (caused by KeyError(u'runs',)); 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):
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 534, in extract
    ie_result = self._real_extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 1872, in _real_extract
    stl = get_text(stl)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 1488, in get_text
    return x.get('simpleText') or ''.join([r['text'] for r in x['runs']])
KeyError: u'runs'
Traceback (most recent call last):
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 806, in wrapper
    return func(self, *args, **kwargs)
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 827, in __extract_info
    ie_result = ie.extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 547, in extract
    raise ExtractorError('An extractor error has occurred.', cause=e)
ExtractorError: An extractor error has occurred. (caused by KeyError(u'runs',)); 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.

Description

WRITE DESCRIPTION HERE

Just scanning YouTube for "4k okachimachi" and it aborts continuously on this extractor error. Other similar searches work fine.