Message: WARNING: PAYMENT_METHOD has the value "X" Payment method must be either 'CC', 'CK', 'MO', 'PC', or 'IN'.
Explanation: Payment method must be either 'CC', 'CK', 'MO', 'PC', or 'IN'.
Suggested Resolution: The available Payment Methods can be viewed on the “Payments” tab of the Script Properties of the script used for the DNIS of the order.