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Payment Gateway Support

Common XML Gateway Errors

Below is a table of common XML Gateway errors with their meanings.

Common Errors

Gateway Error Meaning
PROC/MID/TID Error Merchant is passing incorrect Processor ID, Merchant ID or Terminal ID.
DTO-200-TC Merchant is passing incorrect transaction ID (API Login).
DTO-200-MC Merchant is passing incorrect MID (Merchant ID).
Payment Server Unavailable Account may be set up incorrectly
Merchant # Not Authorized to use Gateway! Merchant is passing incorrect GID (Gateway ID, Transaction Key).

Article written by James F.