Failure downloading from YouTube: "Protocol Not Found"

[ontera]

• [X ] I've verified and I assure that I'm running youtube-dl 2018.06.25
• [ X] At least skimmed through the README, most notably the FAQ and BUGS sections
• [X ] Searched the bugtracker for similar issues including closed ones
• [ X] Checked that provided video/audio/playlist URLs (if any) are alive and playable in a browser

What is the purpose of your issue?

• [ X] Bug report (encountered problems with youtube-dl)
• Site support request (request for adding support for a new site)
• Feature request (request for a new functionality)
• Question
• Other

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The following sections concretize particular purposed issues, you can erase any section (the contents between triple ---) not applicable to your issue

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$ youtube-dl -v 'https://youtube.com/1uLTspBEtRE'
[debug] System config: []
[debug] User config: [u'-i', u'-f', u'best', u'-o', u'%(title)s.%(ext)s']
[debug] Custom config: []
[debug] Command-line args: [u'-v', u'https://youtube.com/1uLTspBEtRE']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2018.06.25
[debug] Python version 2.7.15 (CPython) - Darwin-17.6.0-x86_64-i386-64bit
[debug] exe versions: avconv 12.3, avprobe 12.3, ffmpeg 4.0.1, ffprobe 4.0.1
[debug] Proxy map: {}
[youtube:user] 1uLTspBEtRE: Downloading channel page
WARNING: Unable to download webpage: HTTP Error 404: Not Found
[youtube:user] 1uLTspBEtRE: Downloading page #1
ERROR: Unable to download webpage: HTTP Error 404: Not Found (caused by HTTPError());

please report this issue on https://yt-dl.org/bug .

Make sure you are using the latest version; type youtube-dl -U to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 598, in _request_webpage
return self._downloader.urlopen(url_or_request)
File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 2211, in urlopen
return self._opener.open(req, timeout=self._socket_timeout)
File "/usr/local/Cellar/python@2/2.7.15_1/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib2.py", line 435, in open
response = meth(req, response)
File "/usr/local/Cellar/python@2/2.7.15_1/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib2.py", line 548, in http_response
'http', request, response, code, msg, hdrs)
File "/usr/local/Cellar/python@2/2.7.15_1/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib2.py", line 473, in error
return self._call_chain(*args)
File "/usr/local/Cellar/python@2/2.7.15_1/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib2.py", line 407, in _call_chain
result = func(*args)
File "/usr/local/Cellar/python@2/2.7.15_1/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib2.py", line 556, in http_error_default
raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)

$ youtube-dl -U
youtube-dl is up-to-date (2018.06.25)

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STandard youtube URL & video doesn't work.

[dstftw]

Does not open in browser with the same error.

[ontera]

Perhaps I made a typo in the URL? https://www.youtube.com/watch?v=1uLTspBEtRE

Can't imagine this opens for me and not for you.