Steam purchases using CCS and DCs

So steam sale is here and the sales are as always super attracting

But unfortunately this year, i am unable to complete any transaction, either on Steam or on ENtropay. IDK why, but neither CC nor DC are working.(DCs never worked on Steam i know that and even CC is not working on Entropay). Every single one of my transactions are being declined.

Any help guys?

PS - I used UBI DC and SBI CC.