Customer Exits Order Confirmation CORF
You can use this customer enhancement to carry out your own checks on the confirmation before the SAP checks are carried out. The confirmation can no longer be changed.
The following are copied to the interface: the operation in the order (AFVGD), the complete order header (CAUFVD) and the confirmation (AFRUD).
EXIT_SAPLCORF_402: Process Order Confirmation: Customer-Specific Input Check Without Change