Troubleshooting Processing Errors When a transaction is processed, there are many different errors that can occur. The following guide shows some of the common processing errors or how to obtain more information on the error message. Failed. The Error Number is :### This error means a system error has occurred while the transaction is processing. Please refer to the Analyzing System Errors guide for information on how to obtain the proper error message. Nodus encryption key service is inaccessible. The inner message is 'KeyServerNotAvailable'. The Nodus Encryption Key Service is not hosted, the two encryption key passcodes need to be entered onto the Nodus Key Server monitor. The following guide can assist in hosting the encryption key: How to Host the Nodus Encryption Key Nodus encryption key service is inaccessible. The inner message is 'EdekServerNotAvailable'. The encryption key service is down or unreachable. This would often be due to a change in network policies or firewall settings. The guide from the above issue about hosting the encryption keys may be useful, but typically this would require assistance from the network or systems administrator to ensure the traffic to the specified address is directed to the correct port (usually 8003) and that the communication is allowed. Other error messages For most other error messages when processing, the error message is being returned by the payment gateway. The payment gateway may have more information on the meaning behind the error message. Links to the payment gateway error code resource will be provided in the following section, but please be mindful Nodus Technologies does not own or manage the contents. 1. PayPal PayFlowPro (Formerly Verisign) https://www.paypalobjects.com/en_US/vhelp/paypalmanager_help/result_values_for_transaction _declines_or_errors.htm a. Common Errors on the PayFlowPro gateway i. Declined Result Code 12 This is a very generic message returned by the PayFlowPro Gateway for when a transaction is declined. The following link should have more information for the various causes for this error. https://ppmts.custhelp.com/app/answers/detail/a_id/428/kw/Result%20Code%2012 2. USAePay Payment Gateway https://www.usaepay.com/console/support/downloaderrors 3. Authorize.Net Payment Gateway http://developer.authorize.net/tools/responsereasoncode/ 4. Cybersource Payment Gateway http://apps.cybersource.com/library/documentation/sbc/SB_API_SP_UG/html/app_reason_co des.htm 5. Paymentech Orbital Payment Gateway Please check with Orbital for a list of error codes. Occasionally, resolving the error from the payment gateway may require reconfiguration of the Payment Gateway Connection, please refer to the Configuring the Payment Gateway Connection guide for more information. Page 2