hello, we just got our store online and the first 10 or so orders went fine. have made no changes made no changes, then yesterday we're getting payment confirmation emails from Authorize.net but the orders do not show up in admin nor do we receive email confirmation. when another order is placed, it takes the number the hidden order should have. i am using 1.3.7, thru lunarpages.com, and we only accept credit cards.

please help with info info possible, thanks!!