If you still use kpowersave, can you try feisty version (0.7.2)?
** Changed in: kpowersave (Ubuntu)
Status: Unconfirmed => Needs Info-- Time remaining incorrect https://launchpad.net/bugs/38647 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
