Update problem

[KanameSTG]

hi ,cau u please help me with update ?
I updated the youtube-dl to latest version via ssh

============
[user@video ~]# youtube-dl -U
youtube-dl is up-to-date (2016.06.23.1)
============

but on my site is still outdated..

[debug] System config: [u'--prefer-free-formats']
[debug] User config: []
[debug] Command-line args: [u'-v', u'https://www.youtube.com/watch?v=U-HfHDbTmBQ']
[debug] Encodings: locale ANSI_X3.4-1968, fs ANSI_X3.4-1968, out None, pref ANSI_X3.4-1968
[debug] youtube-dl version 2016.05.16
[debug] Python version 2.7.5 - Linux-3.10.0-042stab112.15-x86_64-with-centos-7.2.1511-Core
[debug] exe versions: ffmpeg 2.2.1, ffprobe 2.2.1
[debug] Proxy map: {}
[youtube] U-HfHDbTmBQ: Downloading webpage
[youtube] U-HfHDbTmBQ: Downloading video info webpage
[youtube] U-HfHDbTmBQ: Extracting video information
[youtube] {22} signature length 40.43, html5 player en_US-vflkX1eCa
[youtube] U-HfHDbTmBQ: Downloading player https://s.ytimg.com/yts/jsbin/player-en_US-vflkX1eCa/base.js
ERROR: Signature extraction failed: Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 995, in _decrypt_signature
    video_id, player_url, s
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 910, in _extract_signature_function
    res = self._parse_sig_js(code)
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 973, in _parse_sig_js
    initial_function = jsi.extract_function(funcname)
  File "/usr/lib/python2.7/site-packages/youtube_dl/jsinterp.py", line 241, in extract_function
    raise ExtractorError('Could not find JS function %r' % funcname)
ExtractorError: Could not find JS function u'ur'; 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(u"Could not find JS function u'ur'; 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.
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 995, in _decrypt_signature
    video_id, player_url, s
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 910, in _extract_signature_function
    res = self._parse_sig_js(code)
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 973, in _parse_sig_js
    initial_function = jsi.extract_function(funcname)
  File "/usr/lib/python2.7/site-packages/youtube_dl/jsinterp.py", line 241, in extract_function
    raise ExtractorError('Could not find JS function %r' % funcname)
ExtractorError: Could not find JS function u'ur'; 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.
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/youtube_dl/YoutubeDL.py", line 676, in extract_info
    ie_result = ie.extract(url)
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/common.py", line 341, in extract
    return self._real_extract(url)
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 1568, in _real_extract
    encrypted_sig, video_id, player_url, age_gate)
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 1005, in _decrypt_signature
    'Signature extraction failed: ' + tb, cause=e)
ExtractorError: Signature extraction failed: Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 995, in _decrypt_signature
    video_id, player_url, s
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 910, in _extract_signature_function
    res = self._parse_sig_js(code)
  File "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 973, in _parse_sig_js
    initial_function = jsi.extract_function(funcname)
  File "/usr/lib/python2.7/site-packages/youtube_dl/jsinterp.py", line 241, in extract_function
    raise ExtractorError('Could not find JS function %r' % funcname)
ExtractorError: Could not find JS function u'ur'; 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(u"Could not find JS function u'ur'; 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.

what can be the problem ?
any solutions ?

[dstftw]

Obviously you are using several copies of youtube-dl. Update the copy your website is using.