What does a 9001 processing error mean? Thaabit Mollagee March 09, 2016 10:17 Updated Follow This is an unexpected error, the transaction will need to be reprocessed. Related articles Bank Rejection Codes And Reasons What is an ECI indicator? Error Code 25: Unable To Locate Record Where can I find an example of the MyGate Pro debit file specification? How do I process a refund? Comments 0 comments Please sign in to leave a comment.