SYMPTOM
When attempting make an online payment (submit online entries or pay a bill) you receive an error (Response Reason) Code 33.
CAUSE
Your configuration for Authorize.Net (your payment gateway) is incorrectly setup to require fields that ShoWorks does not collect.
SOLUTION
Change the referenced field to NOT required: Login to your Authorize.net Interface and click on Settings -> Payment Form -> Form Fields and uncheck the Required box for the particular [FIELD] (or multiple fields) that are listed in the error detail that was received.