I found out what the problem was.
Apparently my Visa Card was not usable for Verified by Visa purchases, so I went and signed up for that and POOF the purcase worked :D

The different error messages at the payment provide sure as hell could have been better, since I had to guess that the Verified by ...

Hi.

They told me:

"we can see your transaction as not successful, because authorisation was declined.
For more information contact your bank or try to pay later."

I am still fairly bewildered as to why the authorisation was declined.
I suspect that it might have something to do with the ...

I tried to buy this game with my Visa Card, but both the Card number and the CVV code was shown to be to be invalid.
This is definately not the case since I doublechecked the digits to my Card, and I have also used the Card earlier today.

Does anyone know why my Visa would not be accepted ?

I have ...