How To Fix FMPEB003 - Account modification constant is not defined

SAP Error Message - Details

• 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 modify the account modification constant as needed, ensuring that it is properly defined and linked to the relevant accounts.
  
  
  
  Check Account Assignment:
  
  Ensure that the account modification constant is assigned to the relevant accounts in the master data. You can check this in the account master data settings.
  
  
  
  Review Transaction Types:
  
  Verify that the transaction types being used in your posting have the correct account modification constants assigned. This can be checked in the configuration settings for transaction types.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to Funds Management and account modification constants for additional guidance on proper configuration.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test transaction to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like OBYC (for account determination) or FMX1 (for creating funds management master data) to check or modify settings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to make changes to the configuration settings.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a consultant who specializes in SAP Funds Management for further assistance.