So, I've got Marketpress set up, a dedicated IP, SSL installed, https:// across the site, but when I moved from Test mode to Live, transactions are being rejected for some reason.
I'm receiving this error on the final payment page:
"There was a problem finalizing your purchase. This transaction has been declined Please go back and try again."
My site is at https://www.ledshineamerica.com and the product I was testing the transaction with is located at:
Any idea what might be causing this?
The API Login ID and Transaction Keys are exactly what are shown in the Authorize.net account information.