{"action":"created","issue":{"url":"https://api.github.com/repos/rg3/youtube-dl/issues/7342","labels_url":"https://api.github.com/repos/rg3/youtube-dl/issues/7342/labels{/name}","comments_url":"https://api.github.com/repos/rg3/youtube-dl/issues/7342/comments","events_url":"https://api.github.com/repos/rg3/youtube-dl/issues/7342/events","html_url":"https://github.com/rg3/youtube-dl/issues/7342","id":114528818,"number":7342,"title":"RegexNotFoundError: Unable to extract Initial JS player signature function name","user":{"login":"buzzbo","id":10805246,"avatar_url":"https://avatars.githubusercontent.com/u/10805246?v=3","gravatar_id":"","url":"https://api.github.com/users/buzzbo","html_url":"https://github.com/buzzbo","followers_url":"https://api.github.com/users/buzzbo/followers","following_url":"https://api.github.com/users/buzzbo/following{/other_user}","gists_url":"https://api.github.com/users/buzzbo/gists{/gist_id}","starred_url":"https://api.github.com/users/buzzbo/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/buzzbo/subscriptions","organizations_url":"https://api.github.com/users/buzzbo/orgs","repos_url":"https://api.github.com/users/buzzbo/repos","events_url":"https://api.github.com/users/buzzbo/events{/privacy}","received_events_url":"https://api.github.com/users/buzzbo/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":3,"created_at":"2015-11-02T05:43:56Z","updated_at":"2015-11-02T18:17:12Z","closed_at":"2015-11-02T06:10:54Z","body":"Here is the complete output. Running on linux mint from deb repos.\r\n\r\n\r\n\r\n    [debug] System config: []\r\n    [debug] User config: []\r\n    [debug] Command-line args: ['--verbose', 'https://www.youtube.com/watch?v=dHolx7eF6w0']\r\n    [debug] Encodings: locale 'UTF-8', fs 'UTF-8', out None, pref: 'UTF-8'\r\n    [debug] youtube-dl version 2014.02.17\r\n    [debug] Python version 2.7.6 - Linux-3.19.0-21-generic-x86_64-with-LinuxMint-17.2-rafaela\r\n    [debug] Proxy map: {}\r\n    [youtube] Setting language\r\n    [youtube] dHolx7eF6w0: Downloading webpage\r\n    [youtube] dHolx7eF6w0: Downloading video info webpage\r\n    [youtube] dHolx7eF6w0: Extracting video information\r\n    [youtube] dHolx7eF6w0: Encrypted signatures detected.\r\n    [youtube] encrypted signature length 85 (41.43), itag 22, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 43, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 18, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 5, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 36, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 17, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 136, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 247, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 135, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 244, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 134, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 243, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 133, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 242, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 160, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 278, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 140, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 171, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 249, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 250, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 251, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 136, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 247, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 135, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 244, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 134, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 243, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 133, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 242, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 160, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 278, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 140, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 171, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 249, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 250, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    [youtube] encrypted signature length 85 (41.43), itag 251, html5 player new-en_US-vflsLAYSi\\/html5player-new\r\n    [youtube] dHolx7eF6w0: Downloading js player new\r\n    WARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 957, in _decrypt_signature\r\n        video_id, player_url, len(s)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 356, in _extract_signature_function\r\n        res = self._parse_sig_js(code)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py\", line 424, in _parse_sig_js\r\n        u'Initial JS player signature function name')\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py\", line 356, in _search_regex\r\n        raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\n    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.\r\n    \r\n    WARNING: Warning: Falling back to static signature algorithm\r\n    ERROR: unable to download video data: HTTP Error 403: Forbidden\r\n    Traceback (most recent call last):\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/YoutubeDL.py\", line 953, in process_info\r\n        success = dl(filename, info_dict)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/YoutubeDL.py\", line 929, in dl\r\n        return fd.download(name, info)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/downloader/common.py\", line 290, in download\r\n        return self.real_download(filename, info_dict)\r\n      File \"/usr/lib/python2.7/dist-packages/youtube_dl/downloader/http.py\", line 52, in real_download\r\n        data = compat_urllib_request.urlopen(request)\r\n      File \"/usr/lib/python2.7/urllib2.py\", line 127, in urlopen\r\n        return _opener.open(url, data, timeout)\r\n      File \"/usr/lib/python2.7/urllib2.py\", line 410, in open\r\n        response = meth(req, response)\r\n      File \"/usr/lib/python2.7/urllib2.py\", line 523, in http_response\r\n        'http', request, response, code, msg, hdrs)\r\n      File \"/usr/lib/python2.7/urllib2.py\", line 448, in error\r\n        return self._call_chain(*args)\r\n      File \"/usr/lib/python2.7/urllib2.py\", line 382, in _call_chain\r\n        result = func(*args)\r\n      File \"/usr/lib/python2.7/urllib2.py\", line 531, in http_error_default\r\n        raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)\r\n    HTTPError: HTTP Error 403: Forbidden\r\n    \r\n\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/rg3/youtube-dl/issues/comments/153111414","html_url":"https://github.com/rg3/youtube-dl/issues/7342#issuecomment-153111414","issue_url":"https://api.github.com/repos/rg3/youtube-dl/issues/7342","id":153111414,"user":{"login":"jaimeMF","id":1239727,"avatar_url":"https://avatars.githubusercontent.com/u/1239727?v=3","gravatar_id":"","url":"https://api.github.com/users/jaimeMF","html_url":"https://github.com/jaimeMF","followers_url":"https://api.github.com/users/jaimeMF/followers","following_url":"https://api.github.com/users/jaimeMF/following{/other_user}","gists_url":"https://api.github.com/users/jaimeMF/gists{/gist_id}","starred_url":"https://api.github.com/users/jaimeMF/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jaimeMF/subscriptions","organizations_url":"https://api.github.com/users/jaimeMF/orgs","repos_url":"https://api.github.com/users/jaimeMF/repos","events_url":"https://api.github.com/users/jaimeMF/events{/privacy}","received_events_url":"https://api.github.com/users/jaimeMF/received_events","type":"User","site_admin":false},"created_at":"2015-11-02T18:17:12Z","updated_at":"2015-11-02T18:17:12Z","body":"Since none of us maintain the package in LinuxMint you should ask its maintainer.\r\n\r\nIf your problem is that you have to download the binary that isn't provided by your distribution, you should know that it's just a [zip file](https://github.com/rg3/youtube-dl/blob/a230068ff7427c19e29331fc0f2bb17d50003bca/Makefile#L55-L61) and you can build it yourself from the source or install the python code with `pip`"}}