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Download failure - https://www.youtube.com/watch?v=QF7J5wnvfzA #4274
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$ youtube-dl --verbose https://www.youtube.com/watch?v=QF7J5wnvfzA
[debug] System config: ['--prefer-free-formats']
[debug] User config: []
[debug] Command-line args: ['--verbose', 'https://www.youtube.com/watch?v=QF7J5wnvfzA']
[debug] Encodings: locale UTF-8, fs UTF-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2014.11.02.1
[debug] Python version 2.7.5 - Linux-3.17.3-200.fc20.x86_64-x86_64-with-fedora-20-Heisenbug
[debug] exe versions: none
[debug] Proxy map: {}
[youtube] Confirming age
[youtube] QF7J5wnvfzA: Downloading webpage
[youtube] QF7J5wnvfzA: Downloading video info webpage
[youtube] QF7J5wnvfzA: Extracting video information
[youtube] QF7J5wnvfzA: Encrypted signatures detected.
[youtube] {43} signature length 44.42, html5 player en_US-vflEhuJxd
[youtube] QF7J5wnvfzA: Downloading js player vflEhuJxd
ERROR: Signature extraction failed: Traceback (most recent call last):
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 539, in _decrypt_signature
video_id, player_url, s
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 453, in _extract_signature_function
res = self._parse_sig_js(code)
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 514, in _parse_sig_js
'Initial JS player signature function name')
File "/usr/bin/youtube-dl/youtube_dl/extractor/common.py", line 432, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)
RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.
(caused by RegexNotFoundError(u'Unable to extract \x1b[0;34mInitial JS player signature function name\x1b[0m; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.',)); please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.
Traceback (most recent call last):
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 539, in _decrypt_signature
video_id, player_url, s
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 453, in _extract_signature_function
res = self._parse_sig_js(code)
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 514, in _parse_sig_js
'Initial JS player signature function name')
File "/usr/bin/youtube-dl/youtube_dl/extractor/common.py", line 432, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)
RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.
Traceback (most recent call last):
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 533, in extract_info
ie_result = ie.extract(url)
File "/usr/bin/youtube-dl/youtube_dl/extractor/common.py", line 198, in extract
return self._real_extract(url)
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 934, in _real_extract
encrypted_sig, video_id, player_url, age_gate)
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 549, in _decrypt_signature
'Signature extraction failed: ' + tb, cause=e)
ExtractorError: Signature extraction failed: Traceback (most recent call last):
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 539, in _decrypt_signature
video_id, player_url, s
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 453, in _extract_signature_function
res = self._parse_sig_js(code)
File "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 514, in _parse_sig_js
'Initial JS player signature function name')
File "/usr/bin/youtube-dl/youtube_dl/extractor/common.py", line 432, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)
RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.
(caused by RegexNotFoundError(u'Unable to extract \x1b[0;34mInitial JS player signature function name\x1b[0m; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.',)); please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.