Failed to download m3u8 information: HTTP Error 403: Forbidden

[alvermann]

Checklist

• I'm reporting a broken site support issue
• I've verified that I'm running youtube-dl version 2020.05.08
• I've checked that all provided URLs are alive and playable in a browser
• I've checked that all URLs and arguments with special characters are properly quoted or escaped
• I've searched the bugtracker for similar bug reports including closed ones
• I've read bugs section in FAQ

Verbose log

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Description

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lenovo@lenovo-ThinkPad-T450:~$ youtube-dl https://www.rsi.ch/play/tv/il-giardino-di-albert/video/tsunami-https://www.rsi.ch/play/tv/il-giardino-di-albert/video/tsunami-una-minaccia-planetaria?id=13024187una-minaccia-planetaria?id=13024187
[SRGSSR] 13024187: Downloading JSON metadata
[SRGSSR] 13024187: Downloading HTTP-HDS-HD token
[SRGSSR] 13024187: Downloading f4m manifest
WARNING: Unable to download f4m manifest: HTTP Error 403: Forbidden
[SRGSSR] 13024187: Downloading HTTP-HDS-SD token
[SRGSSR] 13024187: Downloading f4m manifest
WARNING: Unable to download f4m manifest: HTTP Error 403: Forbidden
[SRGSSR] 13024187: Downloading HTTP-HLS-HD token
[SRGSSR] 13024187: Downloading m3u8 information
WARNING: Failed to download m3u8 information: HTTP Error 403: Forbidden
[SRGSSR] 13024187: Downloading HTTP-HLS-SD token
[SRGSSR] 13024187: Downloading m3u8 information
WARNING: Failed to download m3u8 information: HTTP Error 403: Forbidden
ERROR: No video formats found; please report this issue on https://yt-dl.org/bug