How To Fix CNV_20400_CHECK040 - Controlling areas are assigned to different operating concerns

CNV_20400_CHECK040 - Overview

• Message type: E = Error

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

• Message number: 040

• Message text: Controlling areas are assigned to different operating concerns

What causes this issue?

Controlling areas are assigned to different operating concerns. CO-PA
harmonization 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_CHECK040 - Details

• The SAP error message CNV_20400_CHECK040 indicates that there is a conflict in the assignment of controlling areas to different operating concerns during a data migration or conversion process. This typically occurs in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
  
  Cause:
  The error arises when:
  
  You have multiple controlling areas that are assigned to different operating concerns, which is not allowed in the context of the operation you are trying to perform.
  The system expects that all controlling areas involved in the process should be linked to the same operating concern, but they are not.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Controlling Area Assignments:
  
  Go to the SAP GUI and navigate to the controlling area settings.
  Use transaction code OKKP to view the controlling area configuration.
  Verify which operating concerns are assigned to each controlling area.
  
  
  
  Align Operating Concerns:
  
  If you find that controlling areas are