Are you in Canada? Google showed me a few reddit threads where Canadians had their order canceled a few times when trying to pay online. OP in that thread said

Are you in Canada? Google showed me a few reddit threads where Canadians had their order canceled a few times when trying to pay online. OP in that thread said using Paypal account eventually worked for them. Here is a reddit comment from an Oculus support staff acknowledging they are looking into issues Canadians are having ordering Oculus Go (from 6 months ago) https://www.reddit.com/r/oculus/comments/8mro5b/payment_refused_when_purchasing_oculus_go_from/dzpxltf/ https://www.reddit.com/r/oculus/comments/8mro5b/payment_refu...