I have just canceled the payment. It's not like I've got anything better to do at home before the PlanetSide 2 beta starts... ;)

In case you don't get your money back on your account by the end of the week (refunds usually take a few business days), please drop me a PM or create a support ticket.

We're working with Runic in order to resolve this issue. Right now we're expecting a new build from them, as we don't know why the one we got from them initially is incompatible with mods. Unfortunately, of all the things we checked before the release, mods gave us the slip.