How To Fix AH788 - Billing document &1: adjustment reversal indicator is inconsistent

AH788 - Overview

• Message type: E = Error

• Message class: AH - IS-U billing (master data)

• Message number: 788

• Message text: Billing document &1: adjustment reversal indicator is inconsistent

What causes this issue?

In the billing order for installation &v2& (scheduled billing date &v3&
and billing transaction &v4&), billing document &v1& is marked as
having been reversed for adjustment in the <LS>Doc.no. in adj. rev.</>
field.
SPCANC = "X" has been specified in the ERCHC table for billing document
&v1&, but the OPBEL field is blank.
This represents an inconsistency because a billing document reversed
for adjustment must always be included in an invoicing.

System Response

How to fix this error?

INCLUDE ISU_SAP OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AH788 - Billing document &1: adjustment reversal indicator is inconsistent ?

  The SAP error message AH788 indicates that there is an inconsistency with the adjustment reversal indicator in a billing document. This typically occurs when there is a mismatch in the billing document's settings or data, particularly related to adjustments or reversals.
  
  Cause:
  
  Inconsistent Data: The adjustment reversal indicator in the billing document does not match the expected values based on the document's status or the related financial transactions.
  
  Configuration Issues: There may be configuration settings in the billing or financial modules that are not aligned with the business processes.
  Manual Changes: If manual changes were made to the billing document or related transactions, it could lead to inconsistencies.
  Document Flow Issues: If there are issues in the document flow (e.g., related sales orders, deliveries, or invoices), it can cause this error.
  
  
  Solution:
  
  Check Document Status: Review the status of the billing document and ensure that the adjustment reversal indicator is set correctly based on the document's current