That has been broken by the new AppArmor version 3.0. It has recently been fixed upstream and will be part of the next release: https://github.com/netblue30/firejail/pull/3660
** Summary changed: - firejail breaks apparmor.service + firejail AppArmor profile not compatible with AA 3.0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1899334 Title: firejail AppArmor profile not compatible with AA 3.0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firejail/+bug/1899334/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs