I'm having an uncommon bug (Searched on the internet) with snap apps

Whenever I try to run a snap app I get as a result
dropping privs did not work
either when installing as user or sudo.
On the web there are really few infos about this, could anyone point out what’s happening?
I’m also kind of new in the snap world so please be kind xc

Edit: I’m running Manjaro KDE with Kernel 4.19

What is the output from snap version?

Also, can you add SNAPD_DEBUG=1 to snapd’s environment and then try again? You can add that by running sudo systemctl edit snapd and adding the following to the editor: