How To Fix FMPEB003 - Account modification constant is not defined

FMPEB003 - Overview

• Message type: E = Error

• Message class: FMPEB - Partially Exempt Organizations

• Message number: 003

• Message text: Account modification constant is not defined

What causes this issue?

Account modification constant is not defined.

System Response

The entry for the account modification constant is not possible as no
corresponding entry exists in Customizing for Materials Management.

How to fix this error?

Define an account modification constant in Customizing for <ZK>Materials
Management </>under <DS:SIMG._V_CKMLKONT>Reasons for Price Changes</>.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FMPEB003 - Account modification constant is not defined ?

  The SAP error message FMPEB003: Account modification constant is not defined typically occurs in the context of Funds Management (FM) when there is an attempt to post a transaction that requires an account modification constant, but the system cannot find a valid definition for it.
  
  Cause:
  
  Missing Configuration: The account modification constant has not been defined in the system. This constant is necessary for the system to determine how to handle certain financial transactions.
  Incorrect Settings: The settings for the account modification constant may be incorrectly configured or not assigned to the relevant account or transaction type.
  Master Data Issues: The master data for the relevant accounts may not have the necessary information or may be incomplete.
  
  
  Solution:
  
  
  Define Account Modification Constant:
  
  Go to the SAP Easy Access screen.
  Navigate to the Funds Management configuration settings. This is usually found under SPRO > Public Sector Management > Funds Management > Master Data > Define Account Modification Constants.
  Create or