Video download error: http://www.ioegeorge.rai.it/dl/portali/site/puntata/ContentItem-712e6c48-04eb-4cc3-bb6d-4cf661ce1cba.html

[video-dl]

An error occurred while downloading the following video: http://www.ioegeorge.rai.it/dl/portali/site/puntata/ContentItem-712e6c48-04eb-4cc3-bb6d-4cf661ce1cba.html
This is the output of youtube-dl --verbose

[debug] System config: []
[debug] User config: []
[debug] Command-line args: [u'--verbose', u'-J', u'http://www.ioegeorge.rai.it/dl/portali/site/puntata/ContentItem-712e6c48-04eb-4cc3-bb6d-4cf661ce1cba.html']
[debug] Encodings: locale ANSI_X3.4-1968, fs ANSI_X3.4-1968, out None, pref ANSI_X3.4-1968
[debug] youtube-dl version 2015.12.21
[debug] Python version 2.7.6 - Linux-3.19.0-39-generic-x86_64-with-Ubuntu-14.04-trusty
[debug] exe versions: avconv 9.18-6, avprobe 9.18-6
[debug] Proxy map: {}
Traceback (most recent call last):
File "/usr/lib/python2.7/runpy.py", line 162, in _run_module_as_main
"main", fname, loader, pkg_name)
File "/usr/lib/python2.7/runpy.py", line 72, in _run_code
exec code in run_globals
File "/usr/local/bin/youtube-dl/main.py", line 19, in
File "/usr/local/bin/youtube-dl/youtube_dl/init.py", line 410, in main
File "/usr/local/bin/youtube-dl/youtube_dl/init.py", line 400, in _real_main
File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 1677, in download
File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 665, in extract_info
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 291, in extract
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/rai.py", line 117, in _real_extract
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 475, in _download_json
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 443, in _download_webpage
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 350, in _download_webpage_handle
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 330, in _request_webpage
File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 1886, in urlopen
File "/usr/lib/python2.7/urllib2.py", line 396, in open
protocol = req.get_type()
File "/usr/lib/python2.7/urllib2.py", line 258, in get_type
raise ValueError, "unknown url type: %s" % self.__original
ValueError: unknown url type: None&output=47

[remitamine]

now, it will show an error message if the url doesn't contain video or audio file.

python2 __main__.py -F http://www.ioegeorge.rai.it/dl/portali/site/puntata/ContentItem-712e6c48-04eb-4cc3-bb6d-4cf661ce1cba.html
[Rai] 712e6c48-04eb-4cc3-bb6d-4cf661ce1cba: Downloading webpage
[RaiTV] 4f1049b0-367a-4e79-85d9-28dad452aea8: Downloading video JSON
ERROR: not a media file; 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.