
Originally Posted by
DrByte
When I last tested your site, it would let me get to the shipping page.
Then when I selected a shipping method and clicked Continue, which would normally go to the payment page, it croaked.
This suggests that something's amuck with the code on the checkout_shipping or checkout_payment page files, or with one of the active payment or order total modules.
Which payment modules do you have enabled?
What happens if you start disabling them one-by-one and trying to get past the shipping page after each one?