[Stable Update] 2021-11-19 - Kernels, Gnome 41.1, Plasma 5.23.3, Frameworks 5.88, LxQt 1.0, Xorg-Server 21.1, Mesa

Hi,
did have the same problem.
My (temporarily) solution is, to start the snap-apps with sudo. In my example:
sudo --user “Username” “snap-app”