Torrent file upload broken in Firefox

[stanol]

When I try to play video using a torrent file nothing happens. Magnet link works fine. Both ways work in Opera though.
Firefox 137.0.2 (64-bit)
Error from console:

Uncaught (in promise) TypeError: NetworkError when attempting to fetch resource.
    <anonymous> https://mydomain.com/assets/index.js:120
    AsyncFunctionThrow self-hosted:805
    (Async: async)
    <anonymous> https://mydomain.com/assets/index.js:951
    (Async: promise callback)
    <anonymous> https://mydomain.com/assets/index.js:947