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ERROR: Signature extraction failed #10149

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atcaoyufei opened this issue Jul 23, 2016 · 2 comments
Closed

ERROR: Signature extraction failed #10149

atcaoyufei opened this issue Jul 23, 2016 · 2 comments

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@atcaoyufei
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@atcaoyufei atcaoyufei commented Jul 23, 2016

[root@vagrant-centos65 vagrant]# youtube-dl --proxy socks5://127.0.0.1:1080/ -F https://www.youtube.com/watch?v=eFphrMVWB3E
[youtube] eFphrMVWB3E: Downloading webpage
[youtube] eFphrMVWB3E: Downloading video info webpage
[youtube] eFphrMVWB3E: Extracting video information
[youtube] eFphrMVWB3E: Downloading js player en_US-vflIB5TLK
ERROR: Signature extraction failed: Traceback (most recent call last):
  File "/usr/local/lib/python3.5/site-packages/youtube_dl/extractor/youtube.py", line 995, in _decrypt_signature
    video_id, player_url, s
  File "/usr/local/lib/python3.5/site-packages/youtube_dl/extractor/youtube.py", line 910, in _extract_signature_function
    res = self._parse_sig_js(code)
  File "/usr/local/lib/python3.5/site-packages/youtube_dl/extractor/youtube.py", line 973, in _parse_sig_js
    initial_function = jsi.extract_function(funcname)
  File "/usr/local/lib/python3.5/site-packages/youtube_dl/jsinterp.py", line 241, in extract_function
    raise ExtractorError('Could not find JS function %r' % funcname)
youtube_dl.utils.ExtractorError: Could not find JS function 'Yy'; 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("Could not find JS function 'Yy'; 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.
@atcaoyufei atcaoyufei closed this Jul 23, 2016
@shanemikel
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@shanemikel shanemikel commented Jul 25, 2016

Would you mind explaining this?

@yan12125
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@yan12125 yan12125 commented Jul 25, 2016

Usually it's due to out-dated youtube-dl version.

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