Yes '/etc/xdg/lxsession/Lubuntu/* cx, # LP1273524' was the latest entry. As that system is a fresh xenial installed in the early cycle, then dist-upgraded to yakkety, i suppose many users might have the same borked /etc/apparmor.d/lightdm-guest-session as mine. After your proposals removed, i finally get a clean file:
sudo apparmor_parser -r /etc/apparmor.d/lightdm-guest-session [sudo] password for oem: oem@u64:~$ -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1578938 Title: systemd[1]: apparmor.service: Control process exited, code=exited status=123 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/1578938/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
