I can't believe this bug is still here. I installed xubuntu 32 bit last year & had this issue. Now I updated to 64 bit, still here. My solution is to disable light-locker, but tiger-dogs solution may be better.
** Changed in: light-locker-settings (Ubuntu) Status: Opinion => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1319598 Title: Power manager no longer suspends 'power manager not authorised' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/light-locker/+bug/1319598/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs