How To Fix FKKINV478 - Inv.doc. &1 for billing doc. &2 archived, billing reversal not possible

FKKINV478 - Overview

• Message type: E = Error

• Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable

• Message number: 478

• Message text: Inv.doc. &1 for billing doc. &2 archived, billing reversal not possible

What causes this issue?

Your system settings do not allow the reversal of billing documents with
origin process &V3&, if the invoicing document used for invoicing the
billing document was already archived.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

If you want to reverse the billing document anyway, change your
<ZK>Basic Settings for Billing Reversal</>.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

FKKINV478 - Details

• The SAP error message FKKINV478 indicates that a billing document has been archived, and as a result, a billing reversal is not possible. This error typically occurs in the context of SAP Convergent Charging or SAP Contract Accounts Receivable and Payable (FI-CA) when trying to reverse a billing document that has already been archived.
  
  Cause:
  
  Archiving: The billing document referenced in the error message has been archived. Archiving is a process in SAP that moves data from the database to an archive to improve performance and manage data volume.
  Reversal Attempt: The system does not allow reversals of documents that have been archived, as the necessary data is no longer available in the active database.
  
  
  Solution:
  
  Check Archiving Status: Verify if the billing document is indeed archived. You can do this by checking the archiving logs or using transaction codes like SARA (Archive Administration) to see the status of the document.
  Restore Document: If a reversal