Signature extraction failed for v=V_9aBbwkXAY

[valioDOTch]

Make sure you are using the latest version

• I've verified and I assure that I'm running youtube-dl 2018.12.03

Before submitting an issue make sure you have:

• At least skimmed through the README, most notably the FAQ and BUGS sections
• Searched the bugtracker for similar issues including closed ones
• Checked that provided video/audio/playlist URLs (if any) are alive and playable in a browser

What is the purpose of your issue?

• Bug report (encountered problems with youtube-dl)

---

---

If the purpose of this issue is a bug report, site support request or you are not completely sure provide the full verbose output as follows:

Add the -v flag to your command line you run youtube-dl with (youtube-dl -v <your command line>), copy the whole output and insert it here. It should look similar to one below (replace it with your log inserted between triple ```):

[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['https://www.youtube.com/watch?v=V_9aBbwkXAY', '--verbose']
[debug] Encodings: locale cp1252, fs mbcs, out cp437, pref cp1252
[debug] youtube-dl version 2018.09.18
[debug] Python version 3.4.4 (CPython) - Windows-10-10.0.17134
[debug] exe versions: ffmpeg N-92318-g4a976200d7, ffprobe N-92318-g4a976200d7
[debug] Proxy map: {}
[youtube] V_9aBbwkXAY: Downloading webpage
[youtube] V_9aBbwkXAY: Downloading video info webpage
[youtube] {22} signature length 40.40, html5 player vflooFjaN
[youtube] V_9aBbwkXAY: Downloading player https://www.youtube.com/yts/jsbin/player-vflooFjaN/en_US/base.js
ERROR: Signature extraction failed: Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1216, in _decrypt_signature
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1125, in _extract_signature_function
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1188, in _parse_sig_js
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\common.py", line 977, in _search_regex
youtube_dl.utils.RegexNotFoundError: Unable to extract Initial JS player signature function name; 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.
 (caused by RegexNotFoundError('Unable to extract Initial JS player signature function name; 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.',)); 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 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1216, in _decrypt_signature
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1125, in _extract_signature_function
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1188, in _parse_sig_js
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\common.py", line 977, in _search_regex
youtube_dl.utils.RegexNotFoundError: Unable to extract Initial JS player signature function name; 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 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1216, in _decrypt_signature
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1125, in _extract_signature_function
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1188, in _parse_sig_js
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\common.py", line 977, in _search_regex
youtube_dl.utils.RegexNotFoundError: Unable to extract Initial JS player signature function name; 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.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\YoutubeDL.py", line 792, in extract_info
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\common.py", line 507, in extract
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1809, in _real_extract
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1226, in _decrypt_signature
youtube_dl.utils.ExtractorError: Signature extraction failed: Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1216, in _decrypt_signature
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1125, in _extract_signature_function
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\youtube.py", line 1188, in _parse_sig_js
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpipjeparb\build\youtube_dl\extractor\common.py", line 977, in _search_regex
youtube_dl.utils.RegexNotFoundError: Unable to extract Initial JS player signature function name; 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.
 (caused by RegexNotFoundError('Unable to extract Initial JS player signature function name; 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.',)); 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.

[valioDOTch]

ouch...
I renamed the exec previously in my folder to simplify autocompletion -_-