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xrandr not working in Mint 8 Helena. Help Please.
I execute this in my Mint 7 and use it to control the brightness of the screen.
xrandr --output LVDS --set BACKLIGHT_CONTROL native
jun@jun-laptop ~ $ xrandr --output LVDS --set BACKLIGHT_CONTROL native X Error of failed request: BadRROutput (invalid Output parameter) Major opcode of failed request: 149 (RANDR) Minor opcode of failed request: 15 (RRGetOutputProperty) Serial number of failed request: 26 Current serial number in output stream: 26 jun@jun-laptop ~ $
Linux User #489667