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 Wirecard API Response Codes What is an ECI indicator? Error Code 25: Unable To Locate Record What is Virtual? Comments 0 comments Please sign in to leave a comment.