While true, the response above isn't helpful in solving sschapma's
issue. The testing guide is here:
https://developer.authorize.net/hello_world/testing_guide.htmlHowever,
none of it seems to work. I've tried the zip codes and amounts it says
to use ...
I'm using the Sandbox in live mode for testing also, I'm using the
createTransactionRequest XML request type. I am also trying to test
using the credit card numbers and testing zip codes provided in
https://developer.authorize.net/hello_world/testing...
