I am experiencing something similar on Edgy Eft I have an ASUS A6000 AMD64, I am running Generic 64bits kernel.
on /proc/acpi/ac_adapter/AC0/ file state is empty on /proc/acpi/battery/BAT0/ files alarm info and state are empty ** Attachment added: "Result of gconftool" http://librarian.launchpad.net/5111164/gconftool_PowerManager -- ubuntu doesn't notice when running on battery https://launchpad.net/bugs/39413 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
