Firefox plays all videos from YouTube, Twitter, facebook and etc.....but with error message

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#1

hi

Firefox plays all videos from YouTube, Twitter, facebook and etc…but with error message when opened by terminal or application icon. Is there any correction that needs to be made?

Extensions recommended by docs.fedoraproject.org are already installed.
Installing plugins for playing movies and music :: Fedora Docs

ATTENTION: default value of option mesa_glthread overridden by environment.
[2022-05-27T17:21:17Z ERROR mp4parse] Found 2 nul bytes in "\u{0}\u{0}"
[2022-05-27T17:21:17Z ERROR mp4parse] Found 2 nul bytes in "\u{0}\u{0}"
[2022-05-27T17:21:17Z ERROR mp4parse] Found 2 nul bytes in "\u{0}\u{0}"
[2022-05-27T17:21:17Z ERROR mp4parse] Found 2 nul bytes in "\u{0}\u{0}"

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#2

That comes from this code:

https://searchfox.org/mozilla-central/source/third_party/rust/mp4parse/src/lib.rs#5173

and it’s caused by:

so it’s caused by the clip you play as it may contain some wrong data. But Firefox may not throw that info to terminal.

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