Problem downloading youtube subscriptions

[sndtnd]

[debug] System config: []
[debug] User config: []
[debug] Command-line args: ['--verbose', '-u', '', '-p', '', 'https://www.youtube.com/feed/subscriptions']
[debug] Encodings: locale UTF-8, fs UTF-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2014.05.19
[debug] Python version 2.7.6 - Linux-3.13.0-24-generic-x86_64-with-Ubuntu-14.04-trusty
[debug] Proxy map: {}
[youtube:subscriptions] Downloading login page
[youtube:subscriptions] Logging in
[youtube:subscriptions] subscriptions feed: Downloading page 1
ERROR: Unable to download JSON metadata: HTTP Error 400: Bad Request; 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.
File "/usr/local/lib/python2.7/dist-packages/youtube_dl-2014.05.19-py2.7.egg/youtube_dl/extractor/common.py", line 196, in _request_webpage
return self._downloader.urlopen(url_or_request)
File "/usr/local/lib/python2.7/dist-packages/youtube_dl-2014.05.19-py2.7.egg/youtube_dl/YoutubeDL.py", line 1214, in urlopen
return self._opener.open(req, timeout=self._socket_timeout)
File "/usr/lib/python2.7/urllib2.py", line 410, in open
response = meth(req, response)
File "/usr/lib/python2.7/urllib2.py", line 523, in http_response
'http', request, response, code, msg, hdrs)
File "/usr/lib/python2.7/urllib2.py", line 448, in error
return self._call_chain(_args)
File "/usr/lib/python2.7/urllib2.py", line 382, in _call_chain
result = func(_args)
File "/usr/lib/python2.7/urllib2.py", line 531, in http_error_default
raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)

[jaimeMF]

Duplicate of #2975