Message type: E = Error
Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable
Message number: 397
Message text: Reversal reason &1 for reversal of billing documents is unknown
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FKKINV397
- Reversal reason &1 for reversal of billing documents is unknown ?The SAP error message FKKINV397 indicates that there is an issue with the reversal reason specified for the reversal of billing documents. The message states that the reversal reason is unknown, which means that the system does not recognize the reversal reason you are trying to use.
Cause: Invalid Reversal Reason: The reversal reason you are trying to use may not be defined in the system or may not be valid for the type of billing document you are attempting to reverse.
Configuration Issues: There may be configuration settings in the SAP system that do not allow the specified reversal reason for the billing document type. Authorization Issues: The user may not have the necessary authorizations to use the specified reversal reason.
Solution: Check Reversal Reason: Verify that the reversal reason you are using is valid and correctly defined in the system. You can do this by checking the configuration settings in the SAP system. Navigate to
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