Upower 0.99.8 upgrade broke KbdBacklight
update from 0.99.7 to 0.99.8 broke the keyboard backlight control from dbus.
I checked there is no /org/freedesktop/UPower/KbdBacklight in 0.99.8 version of upower.
When trying to use this script https://wiki.archlinux.org/index.php/keyboard_backlight it gives:
Error org.freedesktop.DBus.Error.UnknownMethod: No such interface 'org.freedesktop.UPower.KbdBacklight' on object at path /org/freedesktop/UPower/KbdBacklight
I downgraded to 0.99.7 and it works great and i see KbdBacklight in here
/org/freedesktop/UPower
/org/freedesktop/UPower/devices
/org/freedesktop/UPower/devices/battery_BAT1
/org/freedesktop/UPower/devices/battery_BAT0
/org/freedesktop/UPower/devices/DisplayDevice
/org/freedesktop/UPower/devices/line_power_AC
/org/freedesktop/UPower/KbdBacklight
/org/freedesktop/UPower/Wakeups
Setting ProtectKernelTunables=false
does not fix this issue for me on 0.99.8
Edited by Arch Linux