Your ROOT_URL in app.ini is https://git.cloudchain.link/ but you are visiting https://dash.bss.nz/open-source-mirrors/jellyfin/commits/commit/6960f0af67d77210b75e2f54844538badeacbda6/MediaBrowser.MediaEncoding/Subtitles/VttWriter.cs You should set ROOT_URL correctly, otherwise the web may not work correctly.