Repository: youtube-dl
Issue: SBS on demand. One of six episodes fails to download.
Labels: broken-IE

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## Checklist

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Carefully read and work through this check list in order to prevent the most common mistakes and misuse of youtube-dl:
- First of, make sure you are using the latest version of youtube-dl. Run `youtube-dl --version` and ensure your version is 2021.12.17. If it's not, see https://yt-dl.org/update on how to update. Issues with outdated version will be REJECTED.
- Make sure that all provided video/audio/playlist URLs (if any) are alive and playable in a browser.
- Make sure that all URLs and arguments with special characters are properly quoted or escaped as explained in http://yt-dl.org/escape.
- Search the bugtracker for similar issues: http://yt-dl.org/search-issues. DO NOT post duplicates.
- Read bugs section in FAQ: http://yt-dl.org/reporting
- Finally, put x into all relevant boxes (like this [x])
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- [x] I'm reporting a broken site support issue
- [x] I've verified that I'm running youtube-dl version **2021.12.17**
- [x] I've checked that all provided URLs are alive and playable in a browser
- [x] I've checked that all URLs and arguments with special characters are properly quoted or escaped
- [x] I've searched the bugtracker for similar bug reports including closed ones
- [x] I've read bugs section in FAQ


## Verbose log

<!--
Provide the complete verbose output of youtube-dl that clearly demonstrates the problem.
Add the `-v` flag to your command line you run youtube-dl with (`youtube-dl -v <your command line>`), copy the WHOLE output and insert it below. It should look similar to this:
 [debug] System config: []
 [debug] User config: []
 [debug] Command-line args: [u'-v', u'http://www.youtube.com/watch?v=BaW_jenozKcj']
 [debug] Encodings: locale cp1251, fs mbcs, out cp866, pref cp1251
 [debug] youtube-dl version 2021.12.17
 [debug] Python version 2.7.11 - Windows-2003Server-5.2.3790-SP2
 [debug] exe versions: ffmpeg N-75573-g1d0487f, ffprobe N-75573-g1d0487f, rtmpdump 2.4
 [debug] Proxy map: {}
 <more lines>
-->

```
$ youtube-dl -v https://www.sbs.com.au/ondemand/watch/2175290435999
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'-v', u'https://www.sbs.com.au/ondemand/watch/2175290435999']
WARNING: Assuming --restrict-filenames since file system encoding cannot encode all characters. Set the LC_ALL environment variable to fix this.
[debug] Encodings: locale ANSI_X3.4-1968, fs ANSI_X3.4-1968, out ANSI_X3.4-1968, pref ANSI_X3.4-1968
[debug] youtube-dl version 2021.12.17
[debug] Python version 2.7.17 (CPython) - Linux-5.4.2-x86_64-with-glibc2.2.5
[debug] exe versions: ffmpeg 4.4, ffprobe 4.4
[debug] Proxy map: {}
[SBS] 2175290435999: Downloading JSON metadata
[ThePlatform] 8Eexyds5RzGA: Downloading SMIL data
[ThePlatform] 8Eexyds5RzGA: Downloading MPD manifest
WARNING: Failed to download MPD manifest: HTTP Error 403: Forbidden
ERROR: No video formats found; 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 815, in wrapper
    return func(self, *args, **kwargs)
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 836, in __extract_info
    ie_result = ie.extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 534, in extract
    ie_result = self._real_extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/theplatform.py", line 309, in _real_extract
    self._sort_formats(formats)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 1374, in _sort_formats
    raise ExtractorError('No video formats found')
ExtractorError: No video formats found; 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.


```


## Description

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This particular episode (https://www.sbs.com.au/ondemand/watch/2175290435999) fails to download. 
Other episodes (2175290435997, 2175290435996 etc) download correctly.
The episode is viewable in the browser directly (https://www.sbs.com.au/ondemand/tv-series/cobra/season-2/cobra-s2-ep6/2175290435999)


As a side note, attempting this browser viewing URL with youtube-dl results in an Unsupported URL' message, so the correct URL to use which results in other successful downloads is the URL originally used.
```console
$ youtube-dl -v https://www.sbs.com.au/ondemand/tv-series/cobra/season-2/cobra-s2-ep6/2175290435999
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'-v', u'https://www.sbs.com.au/ondemand/tv-series/cobra/season-2/cobra-s2-ep6/2175290435999']
WARNING: Assuming --restrict-filenames since file system encoding cannot encode all characters. Set the LC_ALL environment variable to fix this.
[debug] Encodings: locale ANSI_X3.4-1968, fs ANSI_X3.4-1968, out ANSI_X3.4-1968, pref ANSI_X3.4-1968
[debug] youtube-dl version 2021.12.17
[debug] Python version 2.7.17 (CPython) - Linux-5.4.2-x86_64-with-glibc2.2.5
[debug] exe versions: ffmpeg 4.4, ffprobe 4.4
[debug] Proxy map: {}
[generic] 2175290435999: Requesting header
WARNING: Falling back on generic information extractor.
[generic] 2175290435999: Downloading webpage
[generic] 2175290435999: Extracting information
ERROR: Unsupported URL: https://www.sbs.com.au/ondemand/tv-series/cobra/season-2/cobra-s2-ep6/2175290435999
Traceback (most recent call last):
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/generic.py", line 2477, in _real_extract
    doc = compat_etree_fromstring(webpage.encode('utf-8'))
  File "/usr/local/bin/youtube-dl/youtube_dl/compat.py", line 2571, in compat_etree_fromstring
    doc = _XML(text, parser=etree.XMLParser(target=_TreeBuilder(element_factory=_element_factory)))
  File "/usr/local/bin/youtube-dl/youtube_dl/compat.py", line 2560, in _XML
    parser.feed(text)
  File "/usr/lib/python2.7/xml/etree/ElementTree.py", line 1659, in feed
    self._raiseerror(v)
  File "/usr/lib/python2.7/xml/etree/ElementTree.py", line 1523, in _raiseerror
    raise err
ParseError: syntax error: line 1, column 0
Traceback (most recent call last):
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 815, in wrapper
    return func(self, *args, **kwargs)
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 836, in __extract_info
    ie_result = ie.extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 534, in extract
    ie_result = self._real_extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/generic.py", line 3489, in _real_extract
    raise UnsupportedError(url)
UnsupportedError: Unsupported URL: https://www.sbs.com.au/ondemand/tv-series/cobra/season-2/cobra-s2-ep6/2175290435999
```