'mediastreamvalidator showing "Illegal MIME type" `application/x-mpegURL`

I ran an m3u8 manifest through mediastreamvalidator and then through hlsreport and the first error under "Must Fix Issues" is this:

1. Illegal MIME type

    All Variants, MIME type: application/x-mpegURL
    All Renditions, MIME type: application/x-mpegURL
    Master Playlist, MIME type: application/x-mpegURL

I'm a bit confused because application/x-mpegURL is the apple-recommended MIME type for m3u8 streams. How do I make sense of this?



Solution 1:[1]

Same here, I think only audio/mpegURL and application/vnd.apple.mpegURL are accepted by the program.

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Source: Stack Overflow

Solution Source
Solution 1 Bryan