How To Fix CNV_20400_CHECK038 - At least one company code has a deriviating financial management area

CNV_20400_CHECK038 - Overview

• Message type: E = Error

• Message class: CNV_20400_CHECK - Messages for check functions (controlling area merge)

• Message number: 038

• Message text: At least one company code has a deriviating financial management area

What causes this issue?

Controlling areas are assigned to different Financial Management Area. A
merge of Financial Management Areas is needed before the controlling
area merge is possible.
You cannot run the transformation solution <ZK>Controlling Area Merge
</>because certain prerequisites have not been met. Please change your
mapping accordingly or contact SAP for support by creating a ticket
using component CA-LT-CNV.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_20400_CHECK038 - Details

• The SAP error message CNV_20400_CHECK038 indicates that there is an issue with the configuration of company codes in relation to their financial management areas. Specifically, it suggests that at least one company code has a "deriving financial management area," which can lead to inconsistencies or issues during data migration or system configuration.
  
  Cause:
  
  
  Configuration Issues: The financial management area for a company code is not aligned with the expected settings. This can happen if the company code is set up to derive its financial management area from another entity, but that derivation is not properly configured.
  Data Migration: If you are performing a data migration (e.g., using SAP S/4HANA Migration Cockpit or other tools), the system may encounter inconsistencies in the financial management area settings.
  Customizations: Custom configurations or modifications in the system may lead to unexpected behavior regarding financial management areas.
  
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings for the company codes in question. You