so just seeing this twice makes me think that maybe there is a bug in the website ill talk to the owner.
Ok, is the card a credit card? Or is it a prepaid card? or are you using paypal? Knowing your payment method can help us get to the bottom of this problem
If he can't figure out how to sign in as u he must press logout located on the top right of the donate page.
Yes @RadaRocks if you've been banned for chargeback, and you buy an unban you will be successfully unbanned without the items that you chargebacked for.