AbleCommerce Shopping Cart Software

I can't get this to work. I think i've set everything up correctly but it's not feeding back to our able admin.

Instant Payment Notification (IPN) On
Instant Payment Notification (IPN) URL: https://www.bluechipwrestling.com/ProcessPayPal.ashx

Is there somethign I'm missing?

Thanks.

Have a look at the following link on help site. It may give you some helpful information
http://help.ablecommerce.com/mergedProj ... paypal.htm
You can find information about other different payment gateways on the help site as well.