syslog filled with
Asus ACPI: Error reading brightness
Asus ACPI: Error reading brightness
Asus ACPI: Error reading LCD status
Asus ACPI: Error reading LCD status
Asus ACPI: Error reading brightness
Asus ACPI: Error reading brightness
Asus ACPI: Error reading LCD status
Asus ACPI: Error reading LCD status
with kde ... not happening with gnome.