Coupon - Automatic Discounts
If the VAT rate is 0% for ICL deliveries, the error message "Inf and NaN cannot be JSON encoded" appears in the checkout
VirtueMart 3.8.8 JoomlA 3.10.5.
non taxpayer without discount no problem!
non taxpayer with discount

Result

Appears in OPC and Standard VM checkout
Regards Ronald

