PayPal returning failure - Item total is invalid
I have been using eCart for many years now and using PayPal Express for payment. It has started returning the pp_checkout_failure page after confirming the order.
I've done some debug and found the error returned is "Item total is invalid", but adding up ShippingTotal, ItemTotal & TaxTotal I'm getting the same value posted in OrderTotal. So I'm not sure where it is going wrong?
Here is the request and response: