that's a kernel bug, and you provided no info.. could be fixed by now
** Package changed: xserver-xorg-input-keyboard (Ubuntu) => linux
(Ubuntu)
** Changed in: linux (Ubuntu)
Status: New => Invalid
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** Package changed: compiz (Ubuntu) => xserver-xorg-input-keyboard
(Ubuntu)
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https://bugs.launchpad.net/bugs/1483416
Title:
laptop keybord light (more\less) shortcuts don't work
To
reassigning to xserver, can you please take a read here to provvide useful
infos:
https://wiki.ubuntu.com/Kernel/Debugging/Backlight
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https://bugs.launchpad.net/bugs/1483416
Title: