The App Center broke, also Snap-Store, Snap Find …, Landscape, Livepatch, sudo ua status not present!?
I expect some improvement I think it is an administrative error!
Try editing your message. Look at all the comments in there. They ask you to provide information. That information is useful in helping us figure out the issue. Without it, our hands are tied.
“…After remove snap-store and snapd( sudo apt remove snapd, sudo apt remove snap-store, sudo apt remove --purge snapd ) service all is ok.”