Dolphin 3.0 r7718m need help

[reaver_x]

i am trying to properly configure my wiimote but i have run into a problem. I cant seem to configure the C button and option does not appear in the wiimote configuration menu. How do i configure this button?? also i cant seem to get the controls on the nunchuck to work even though i have it configured. any idea how to fix this?? i am trying to play Xenoblade btw