It seems to be a bug in upower. I have reported it on the freedesktop bugtracker as #28213 https://bugs.freedesktop.org/show_bug.cgi?id=28213
Cheers, Julien ** Bug watch added: freedesktop.org Bugzilla #28213 http://bugs.freedesktop.org/show_bug.cgi?id=28213 ** Also affects: devicekit-power via http://bugs.freedesktop.org/show_bug.cgi?id=28213 Importance: Unknown Status: Unknown -- Brightness not adjusted when switching from AC to battery https://bugs.launchpad.net/bugs/522525 You received this bug notification because you are a member of Registry Administrators, which is the registrant for gnome-power. _______________________________________________ Mailing list: https://launchpad.net/~registry Post to : [email protected] Unsubscribe : https://launchpad.net/~registry More help : https://help.launchpad.net/ListHelp

