Firefox 83.0 snap was* broken (fixed square fonts)

[fthx]

Ooooooh YES it’s a somewhat usual snap issue, that happens periodically! Last one for me:

Bug: mathpix-snipping-tool: Qt: Session management error

Well, that’s maybe a coincidence but I’ve just solved a similar Qt-* error in VLC (same Qt: Session management error: None of the authentication protocols specified are supported). After searching a bit, I succeeded with these commands: sudo rm /var/cache/fontconfig/* rm ~/.cache/fontconfig/* fc-cache -r sudo fc-cache -r These commands were present in my bash history and I can remember such a bug using snap (snap store ?). I don’t know if it will solve your problem. Anyway th…

So sometimes it’s easy to see this issue to be fonts-related, sometimes not…