I do not thing that this a bug in light-locker, but in lightdm. Similar report: bug 1296276
** Package changed: light-locker (Ubuntu) => lightdm (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1559618 Title: light-locker appears to incorrectly handle Kerberos ticket cache filenames To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1559618/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs