Rai raiTV Unable to extract relinker URL

[brunosso]

Make sure you are using the latest version: run youtube-dl --version and ensure your version is 2017.04.03. If it's not read this FAQ entry and update. Issues with outdated version will be rejected.

• I've verified and I assure that I'm running youtube-dl 2017.04.03

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• At least skimmed through README and most notably FAQ and BUGS sections
• Searched the bugtracker for similar issues including closed ones

What is the purpose of your issue?

• 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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If the purpose of this issue is a bug report, site support request or you are not completely sure provide the full verbose output as follows:

Add -v flag to your command line you run youtube-dl with, copy the whole output and insert it here. It should look similar to one below (replace it with your log inserted between triple ```):

pi@raspberrypi:~/EXT/PresaDiretta $ youtube-dl --fragment-retries 500 --download-archive riusciti.txt -f 'best[height<=480]' -o '%(upload_date)s.%(title)s.%(ext)s' -v http://www.presadiretta.rai.it/dl/portali/site/puntata/ContentItem-c62037e8-e6fd-47b7-9a56-3ca69a892c91.html
[debug] System config: []                                                                                                             
[debug] User config: []                                                                                                               
[debug] Custom config: []                                                                                                             
[debug] Command-line args: [u'--fragment-retries', u'500', u'--download-archive', u'riusciti.txt', u'-f', u'best[height<=480]', u'-o', u'%(upload_date)s.%(title)s.%(ext)s', u'-v', u'http://www.presadiretta.rai.it/dl/portali/site/puntata/ContentItem-c62037e8-e6fd-47b7-9a56-3ca69a892c91.html']
[debug] Encodings: locale UTF-8, fs UTF-8, out UTF-8, pref UTF-8                                                                      
[debug] youtube-dl version 2017.04.03                                                                                                 
[debug] Python version 2.7.9 - Linux-4.9.19-v7+-armv7l-with-debian-8.0                                                                
[debug] exe versions: ffmpeg 3.2.4-static, ffprobe 3.2.4-static                                                                       
[debug] Proxy map: {}                                                                                                                 
[Rai] c62037e8-e6fd-47b7-9a56-3ca69a892c91: Downloading webpage                                                                       
[Rai] c62037e8-e6fd-47b7-9a56-3ca69a892c91: Downloading video JSON                                                                    
ERROR: Unable to extract relinker URL; 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.
Traceback (most recent call last):                                                                                                    
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/rai.py", line 372, in _real_extract                                            
    return self._extract_from_content_id(content_item_id, url)                                                                        
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/rai.py", line 282, in _extract_from_content_id                                 
    content_id, 'Downloading video JSON')                                                                                             
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 662, in _download_json                                        
    encoding=encoding, data=data, headers=headers, query=query)                                                                       
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 630, in _download_webpage                                     
    res = self._download_webpage_handle(url_or_request, video_id, note, errnote, fatal, encoding=encoding, data=data, headers=headers,
 query=query)                                                                                                                         
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 527, in _download_webpage_handle                              
    urlh = self._request_webpage(url_or_request, video_id, note, errnote, fatal, data=data, headers=headers, query=query)             
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 507, in _request_webpage                                      
    raise ExtractorError(errmsg, sys.exc_info()[2], cause=err)                                                                        
ExtractorError: Unable to download JSON metadata: 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.
Traceback (most recent call last):                                                                                                    
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 761, in extract_info                                                 
    ie_result = ie.extract(url)                                                                                                       
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 429, in extract                                               
    ie_result = self._real_extract(url)                                                                                               
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/rai.py", line 390, in _real_extract                                            
    webpage, 'relinker URL', group='url')                                                                                             
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 778, in _search_regex                                         
    raise RegexNotFoundError('Unable to extract %s' % _name)                                                                          
RegexNotFoundError: Unable to extract relinker URL; 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.
pi@raspberrypi:~/EXT/PresaDiretta $

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Description of your issue, suggested solution and other information

I try to download some video from presadiretta.rai.it. I try with version 2017.03.26 (because with the version 2017.04.03 i got an error) and i successful download video like this:
http://www.presadiretta.rai.it/dl/portali/site/puntata/ContentItem-3ed19d13-26c2-46ff-a551-b10828262f1b.html

when i try to download video like this
http://www.presadiretta.rai.it/dl/portali/site/puntata/ContentItem-c62037e8-e6fd-47b7-9a56-3ca69a892c91.html

i got the error pasted in the verbose log ahead. The error is still the same with 2017.03.26 and 2017.04.03 version.

[brunosso]

I see right now that the second link don't have the video embedded in the page but have a link to another page. So i think there is no bug.. i try to download that link