I'm have brightness button problem too. It's not detect by xen programm. And of course no pop up in gnome then change brightness. Laptop Asus A6vm. In oldest version asus module this button work fine. About 3 years ago. But after change kernel module this key was lost.
-- ASUS 1101HA brightness hotkeys don't work, generate ACPI errors https://bugs.launchpad.net/bugs/429942 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
