Quote Originally Posted by lat9 View Post
The highlighted message that you received using OPC 1.3.0 is most likely indicative of the issue you're having. Your store apparently has a jQuery conflict that is not allowing OPC to do its thing. That's why that link to the 3-page checkout is there, so that your store can continue to generate business while you're sorting out what those issues/conflicts are.
Hi, Since I had no idea how to fix the OPC 1.30 version and still don't, I reverted back to OPC 1.20 but get the looping with the "Your order details have changed" message. What is causing the OPC version 1.20 from working? Is the jQuery problem also effecting version 1.20?

Frank