Checkout error

-- HikaShop version -- : 2.3.2
-- Joomla version -- : 3.2
-- PHP version -- : 5.3.28
-- Browser(s) name and version -- : firefox
-- Error-message(debug-mod must be tuned on) -- : Message

Your transaction was declined. Please reenter your credit card information or select another credit card.

Hello Hikashop Team

Why this message showing during checkout with authorize.net payment gateway .?

"Message
Your transaction was declined. Please reenter your credit card information or select another credit card."

Please clarify.

Thanks

Hi,

Please contact authorize.net to have more informations.
If you go there: developer.authorize.net/tools/responsereasoncode/ and enter "2" the error code returned by authorize.net when we process the payment, you will see that the response is juste "This transaction has been declined."