The power manager plugin is greyed out so I can't add it - http://i.imgur.com/X5K3loz.png
$ upower -d Device: /org/freedesktop/UPower/devices/DisplayDevice power supply: no updated: Fri 24 Apr 2015 02:38:01 PM PDT (1019180 seconds ago) has history: no has statistics: no unknown warning-level: none icon-name: '' Daemon: daemon-version: 0.99.2 on-battery: no lid-is-closed: no lid-is-present: no critical-action: HybridSleep (This is a desktop system so it doesn't have batteries, lids etc.) Also note that I am running upstart and not systemd, because systemd outsmarts itself trying to mount filesystems. Martin Pitt changed the bug title to something incorrect which I can't fix - https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1447879 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1448834 Title: mouse battery not shown after upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-power-manager/+bug/1448834/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs