I'm not sure if you accepted Facebook credits in your previous app, but if so I'm guessing this could be one of the reasons Facebook banned you - from what I re

I'm not sure if you accepted Facebook credits in your previous app, but if so I'm guessing this could be one of the reasons Facebook banned you - from what I rememeber of the credits API page, you're only allowed to use them on canvas applications, not ones that use Facebook connect.