I have the same problem with 11.10. The message of battery critically low appears after unplug AC cable, but the battery monitor itself shows the battery is fully charged.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/531190 Title: upower (devkit-power) reporting bad data when AC cable is unplugged To manage notifications about this bug go to: https://bugs.launchpad.net/devicekit-power/+bug/531190/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs