Quote Originally Posted by Techiant View Post
Actually I take it back. eCommerce started working with other payment methods (GC, Free checkout, check/money order) except WPP. Any ideas?
Should work with all checkout methods even WPP. I know of a number of people using it with that and no problems.

Because of that I would have to lean toward that issue being something in the way you have the "return" for WPP setup. Maybe?