I've just installed apparmor-utils and I executed sudo aa-complain cupsd
so now I'm able to login with cups web interface again, however this is only a workaround -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1157766 Title: CUPS web interface authentication fails in Raring To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cups/+bug/1157766/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs