SBB mobile payment error

Kyunghyun92

Hello! My name is kyunghyun Nam. I am going to book several tickets to visit Swiss. But when I reach to payment section, I try to add my check card(mastercard) to pay, but error has occurred. Even though I type it correctly. The error code is DTR- 1403

SandraI

Hi Kyunghyun92

We cannot determine the reason why your credit card was declined. It can happen that we reject credit card transactions for reasons of security. This action is primarily intended to protect the card holder.

Please contact your credit card company directly.

Kind regards
SandraI