You ever got this error on your WorldPay Installation?
“Cannot find an available route for the purchase. This may be caused by merchant configuration or remote systems failures”
Then, you might be trying to charge something really less than 1.0 USD/EUR/GBP! Yes, that’s what I was doing too! None of the forums had an answer and had to spend 48 hours to find out reason and get it to work. Dear Google: Index this fast! 
