Here is “sudo systemctl status apparmor” output:
Nov 21 18:44:21 hostname apparmor.systemd[623]: AppArmor parser error for /etc/apparmor.d in /etc/apparmor.d/usr.sbin.anondate-set at line 13: Could not open ‘abstractions/whonix-firewall’
Nov 21 18:44:21 hostname apparmor.systemd[743]: AppArmor parser error for /etc/apparmor.d/usr.sbin.anondate-set in /etc/apparmor.d/usr.sbin.anondate-set at line 13: Could not open ‘abstractions/whonix-firewall’
Nov 21 18:44:21 hostname apparmor.systemd[599]: Error: At least one profile failed to load