I am using on PHP: 5.5.15, VM 3.0.7 and Joomla 3.4.1
Coupon discount is reset after selecting payment method.
Steps :
1. enter coupon code and save. Amount is deducted accordingly.
2. select payment method and save. coupon discount is reset.
Hi I've the same problem.Any ideas how to solve the situation?
Sorry, I dont have the solution :-\
If using 3.0.10 or higher and still getting this error try the plugin awocoupon
http://www.awocoupon.com/starter