{"action":"created","issue":{"url":"https://api.github.com/repos/rg3/youtube-dl/issues/6767","labels_url":"https://api.github.com/repos/rg3/youtube-dl/issues/6767/labels{/name}","comments_url":"https://api.github.com/repos/rg3/youtube-dl/issues/6767/comments","events_url":"https://api.github.com/repos/rg3/youtube-dl/issues/6767/events","html_url":"https://github.com/rg3/youtube-dl/issues/6767","id":105013873,"number":6767,"title":"Cannot download video -  Unable to extract Initial JS player signature function name","user":{"login":"radoslaw","id":1783359,"avatar_url":"https://avatars.githubusercontent.com/u/1783359?v=3","gravatar_id":"","url":"https://api.github.com/users/radoslaw","html_url":"https://github.com/radoslaw","followers_url":"https://api.github.com/users/radoslaw/followers","following_url":"https://api.github.com/users/radoslaw/following{/other_user}","gists_url":"https://api.github.com/users/radoslaw/gists{/gist_id}","starred_url":"https://api.github.com/users/radoslaw/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/radoslaw/subscriptions","organizations_url":"https://api.github.com/users/radoslaw/orgs","repos_url":"https://api.github.com/users/radoslaw/repos","events_url":"https://api.github.com/users/radoslaw/events{/privacy}","received_events_url":"https://api.github.com/users/radoslaw/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-09-05T08:43:15Z","updated_at":"2015-09-05T09:49:42Z","closed_at":"2015-09-05T09:49:42Z","body":"mac:vid cleverstep$ youtube-dl -t --verbose https://www.youtube.com/watch?v=ME7DunNmChk\r\n[debug] System config: []\r\n[debug] User config: []\r\n[debug] Command-line args: ['-t', '--verbose', 'https://www.youtube.com/watch?v=ME7DunNmChk']\r\n[debug] Encodings: locale 'UTF-8', fs 'utf-8', out 'UTF-8', pref: 'UTF-8'\r\n[debug] youtube-dl version 2014.02.08.2\r\n[debug] Python version 2.7.5 - Darwin-13.4.0-x86_64-i386-64bit\r\n[debug] Proxy map: {}\r\n[youtube] Setting language\r\n[youtube] ME7DunNmChk: Downloading webpage\r\n[youtube] ME7DunNmChk: Downloading video info webpage\r\n[youtube] ME7DunNmChk: Extracting video information\r\n[youtube] ME7DunNmChk: Encrypted signatures detected.\r\n[youtube] encrypted signature length 85 (44.40), itag 43, html5 player new-en_US-vflCeB3p5\\/html5player-new\r\n[youtube] ME7DunNmChk: Downloading js player new\r\nWARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n  File \"/opt/local/bin/youtube-dl/youtube_dl/extractor/youtube.py\", line 956, in _decrypt_signature\r\n    video_id, player_url, len(s)\r\n  File \"/opt/local/bin/youtube-dl/youtube_dl/extractor/youtube.py\", line 355, in _extract_signature_function\r\n    res = self._parse_sig_js(code)\r\n  File \"/opt/local/bin/youtube-dl/youtube_dl/extractor/youtube.py\", line 423, in _parse_sig_js\r\n    u'Initial JS player signature function name')\r\n  File \"/opt/local/bin/youtube-dl/youtube_dl/extractor/common.py\", line 353, in _search_regex\r\n    raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\nRegexNotFoundError: 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\nWARNING: Warning: Falling back to static signature algorithm\r\n[youtube] encrypted signature length 85 (44.40), itag 18, html5 player new-en_US-vflCeB3p5\\/html5player-new\r\n[youtube] ME7DunNmChk: Downloading js player new\r\nWARNING: Automatic signature extraction failed: Traceback (most recent call last):\r\n  File \"/opt/local/bin/youtube-dl/youtube_dl/extractor/youtube.py\", line 956, in _decrypt_signature\r\n    video_id, player_url, len(s)\r\n  File \"/opt/local/bin/youtube-dl/youtube_dl/extractor/youtube.py\", line 355, in _extract_signature_function\r\n    res = self._parse_sig_js(code)\r\n  File \"/opt/local/bin/youtube-dl/youtube_dl/extractor/youtube.py\", line 423, in _parse_sig_js\r\n    u'Initial JS player signature function name')\r\n  File \"/opt/local/bin/youtube-dl/youtube_dl/extractor/common.py\", line 353, in _search_regex\r\n    raise RegexNotFoundError(u'Unable to extract %s' % _name)\r\nRegexNotFoundError: 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\r\n...\r\n\r\nAnd loops forever\r\n"},"comment":{"url":"https://api.github.com/repos/rg3/youtube-dl/issues/comments/137937819","html_url":"https://github.com/rg3/youtube-dl/issues/6767#issuecomment-137937819","issue_url":"https://api.github.com/repos/rg3/youtube-dl/issues/6767","id":137937819,"user":{"login":"yan12125","id":1937689,"avatar_url":"https://avatars.githubusercontent.com/u/1937689?v=3","gravatar_id":"","url":"https://api.github.com/users/yan12125","html_url":"https://github.com/yan12125","followers_url":"https://api.github.com/users/yan12125/followers","following_url":"https://api.github.com/users/yan12125/following{/other_user}","gists_url":"https://api.github.com/users/yan12125/gists{/gist_id}","starred_url":"https://api.github.com/users/yan12125/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yan12125/subscriptions","organizations_url":"https://api.github.com/users/yan12125/orgs","repos_url":"https://api.github.com/users/yan12125/repos","events_url":"https://api.github.com/users/yan12125/events{/privacy}","received_events_url":"https://api.github.com/users/yan12125/received_events","type":"User","site_admin":false},"created_at":"2015-09-05T09:49:42Z","updated_at":"2015-09-05T09:49:42Z","body":"```\r\n[debug] youtube-dl version 2014.02.08.2\r\n```\r\nYou are using a quite out-dated version. Read [this FAQ entry](https://github.com/rg3/youtube-dl/#how-do-i-update-youtube-dl) if you have any problem on updating."}}