HI,
I am using Presta 1.6.0.9
& PayPal USA, Canada v1.3.8 If i make a purchase and checkout using paypal everything works fine BUT if i use discount coupon then i receive the following error: Unexpected payment errorUnfortunately, an error occured while communicating with PayPal. Short Error Message: Transaction refused because of an invalid argument. See additional error messages for details. Detailed Error Message: The totals of the cart item amounts do not match order amounts. Error Code: 10413 Please contact our Customer service and mention this error code to get this issue resolved.
Our website is : sdigital.co Voucher Code: FB20-0715 Any help will be appreciated...