If you enter it wrong the first time, it still tries to payout to that account even though the stats will show under the new one. He needs to merge the two, which is something I'm still waiting on for mine. Send him a PM telling him (Terk) what's going on so he knows to do yours too.
http://www.clevermining.com/users/1FLBnnF4MjBpH7vrRoarr8iFanYFoLBJG6