What does a 5002 error mean? Thaabit Mollagee March 09, 2016 10:05 Updated Follow In general 5002 errors are bank declines. The cardholder would need to query the decline with their card issuing bank Related articles Where can I find a complete list of MyGate response codes? What is a 5001 Error? What do the various Web console Transaction Statuses mean? What does Error Code 4019 mean? What is a referral URL and how do I add one? Comments 0 comments Please sign in to leave a comment.