special war power upgrade problem

sgt465

i try to upgrade my shin toshiro to daiguren toshiro but it does not let me do it  i am 105 level and vip i have the coupons and the golden reishi i have remove everything but nothing the only thing its says is error code: 466 who can we fix this problem?

server eu85
level 105

sgt465

thanks alot for the help that was the problem i did not swap the hollow souls for this i did not let me upgrade him

konachan222

If i remember this bug is something to do with the hollow souls have you tryed swaping the souls to someone who has none then upgrade him?