Natron won't start

[bathworks (BTW)]

It’s likely this same problem I’m having

Natron no long opening except through Snap on Linux Ubuntu

I’ve been using Natron for a while on Ubuntu with nothing to really complain about except the Snap version, which is the first version I tried, which was simply a little buggy (random crashes). Fast-forward a few months, I’ve been using the Flatpak version without any issues. Today I logged into the computer to work on an animation and Natron wouldn’t open. A terminal start simply states the version, help command, then nothing happens. I tried purging/installing it again which didn’t work, then …