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? Wirecard API Response Codes Error Code 25: Unable To Locate Record Why am I getting a limits error when trying to reverse or settle a transaction? Comments 0 comments Please sign in to leave a comment.