Repository: youtube-dl
Issue: CBC News Videos Not Downloading Normally - Missing XML (404 Error)
Labels: broken-IE,yt-dlp

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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 Issues with outdated version will be REJECTED.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.
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- [x] I'm reporting a broken site support
- [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 issues including closed ones


## Verbose log

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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>
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```
Error: [debug] Command-line config: ['https://www.cbc.ca/player/play/1.7159486', '-o', 'D:\\Downloaded Audio-Video Tracks\\ViaYouTubeDL\\cbc.ca\\Custom\\%(title)s-%(id)s.%(ext)s', '-o', 'D:/TheBreakdowne.mp4', '--verbose']
Error: [debug] Encodings: locale cp1252, fs utf-8, pref cp1252, out cp1252 (No VT), error cp1252 (No VT), screen cp1252 (No VT)
Error: [debug] yt-dlp version stable@2024.03.10 from yt-dlp/yt-dlp [615a84447] (win_exe)
Error: [debug] Python 3.8.10 (CPython AMD64 64bit) - Windows-10-10.0.22621-SP0 (OpenSSL 1.1.1k  25 Mar 2021)
Error: [debug] exe versions: ffmpeg 6.0-essentials_build-www.gyan.dev (setts), ffprobe 6.0-essentials_build-www.gyan.dev
Error: [debug] Optional libraries: Cryptodome-3.20.0, brotli-1.1.0, certifi-2024.02.02, mutagen-1.47.0, requests-2.31.0, sqlite3-3.35.5, urllib3-2.2.1, websockets-12.0
Error: [debug] Proxy map: {}
Error: [debug] Request Handlers: urllib, requests, websockets
Error: [debug] Loaded 1803 extractors
[cbc.ca:player] Extracting URL: https://www.cbc.ca/player/play/1.7159486
[ThePlatform] Extracting URL: http://link.theplatform.com/s/ExhSPC/media/guid/2655402169/1?mbr=true&formats=MPEG4,FLV,MP3#__youtubedl_smuggle=%7B%22force_smil_url%22%3A+true%7D
[ThePlatform] 1: Downloading SMIL data
Error: ERROR: [ThePlatform] 1: Unable to download XML: HTTP Error 404: Not Found (caused by <HTTPError 404: Not Found>)
Error:   File "yt_dlp\extractor\common.py", line 732, in extract
Error:   File "yt_dlp\extractor\theplatform.py", line 315, in _real_extract
Error:   File "yt_dlp\extractor\theplatform.py", line 36, in _extract_theplatform_smil
Error:   File "yt_dlp\extractor\common.py", line 1086, in download_content
Error:   File "yt_dlp\extractor\common.py", line 1050, in download_handle
Error:   File "yt_dlp\extractor\adobepass.py", line 1366, in _download_webpage_handle
Error:   File "yt_dlp\extractor\common.py", line 920, in _download_webpage_handle
Error:   File "yt_dlp\extractor\common.py", line 877, in _request_webpage
Error:   File "yt_dlp\extractor\common.py", line 864, in _request_webpage
Error:   File "yt_dlp\YoutubeDL.py", line 4101, in urlopen
Error:   File "yt_dlp\networking\common.py", line 115, in send
Error:   File "yt_dlp\networking\_helper.py", line 204, in wrapper
Error:   File "yt_dlp\networking\common.py", line 326, in send
Error:   File "yt_dlp\networking\_requests.py", line 351, in _send
Error: yt_dlp.networking.exceptions.HTTPError: HTTP Error 404: Not Found
An error occured
```


## Description

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When I try to download a video from the CBC News site (NOT CBC Gem), it now gives me a 404 error and says the XML file cannot be found.  It was working until recently and I have reverted to using the m3u8 method unless and until this issue is resolved.