Quote Originally Posted by Calljj View Post
Is this statement correct, as in the other thread that you link to it just says to change the URL for 1.3.7, i'm assuming that all i have to do is change the URL and it will continue to work?
The adjustments for v1.3.7 apply to the built-in PayPal support, which can interface with Payflow services only for handling the UK Express Checkout support.

If you're using Payflow as a non-UK merchant and don't have Payflow connected directly to your PayPal account, then simply editing the URL will not suffice ... you'll need to upgrade to v1.3.8a (minimum) and add the free addon for Payflow discussed at the link below:

Payflow Pro module for merchants signed up to use Payflow Pro as their main merchant account/gateway:
http://www.zen-cart.com/forum/showth...988#post481988