How To Fix OQ_I154 - Reversal DBT aggregation schema not defined

OQ_I154 - Overview

• Message type: E = Error

• Message class: OQ_I - IS-Oil SSR : Message pool for Settlement and Invoicing

• Message number: 154

• Message text: Reversal DBT aggregation schema not defined

What causes this issue?

A reversal aggregation schema for rebuilding the DBT entries has not
been defined

System Response

Unable to rebuild the required DBT entries

How to fix this error?

Use transaction <DS:TRAN.O5BIC20>Maintain Reversal DBT aggregation
schema</>

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

OQ_I154 - Details

• The SAP error message OQ_I154, which states "Reversal DBT aggregation schema not defined," typically occurs in the context of SAP's Order Management or Logistics modules, particularly when dealing with billing documents or financial transactions. This error indicates that the system is unable to find a defined aggregation schema for the reversal of a debit transaction.
  
  Cause:
  
  Missing Configuration: The primary cause of this error is that the aggregation schema for reversing debit transactions has not been defined in the system. This can happen if the necessary configuration steps were not completed during the setup of the relevant module.
  Incorrect Settings: There may be incorrect or incomplete settings in the configuration of the billing or financial documents.
  Custom Development: If there are custom developments or modifications in the system, they might not be correctly handling the aggregation schema.
  
  
  Solution:
  To resolve the OQ_I154 error, you can follow these steps:
  
  
  Check Configuration:
  
  Go to the SAP Customizing Implementation Guide (SPRO).
  Navigate