> FWIW here are the pertinent parts of my xorg.conf: > > # Xorg configuration created by system-config-display > > Section "ServerLayout" > Identifier "single head configuration" > Screen 0 "Screen0" 0 0 > InputDevice "Mouse0" "CorePointer" > InputDevice "Keyboard0" "CoreKeyboard" > EndSection > > ... > > Section "InputDevice" > Identifier "Mouse0" > Driver "mouse" > Option "Protocol" "IMPS/2" > Option "Device" "/dev/input/mice" > Option "ZAxisMapping" "4 5" > Option "Emulate3Buttons" "yes" > EndSection My settings are identical. However, I am using a USB mouse(MS Intellimouse Optical) with a PS2 adapter on a belkin KVM. Shouldn't be an issue, but is this something too weird?