I just tried to renew my LightBurn and MillMage licenses but was unable to add 2 cards from different bank accounts.
The system errors adding the cards.
Also tried checkout as guest, click Pay and nothing?
Sent you a DM
Was about to delete the topic.
It turns out there where some missing numbers in the Zip code.
Strange it has working well in previous years.
All ok now.
That happens to me a lot. 