Coupons by State in the United States

I figured out how to do it but now the discount does not apply to my products in the checkout page properly.

It shows as $0.00 discount instead of %5 discount.

Its actually causing a 500 error when I try to add the coupon or add a product to the cart.

• This reply was modified 3 years, 8 months ago by paulanzr. Reason: added: Its actually causing a 500 error when I try to add the coupon or add a product to the cart