How To Fix KE643 - Operating concern & is still assigned to a controlling area

KE643 - Overview

• Message type: E = Error

• Message class: KE -

• Message number: 643

• Message text: Operating concern & is still assigned to a controlling area

What causes this issue?

You tried to delete operating concern &V1&. However, at least one
controlling area is still assigned to this operating concern.

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?

First delete the assignment of the controlling area to the operating
concern.

Error message extract from SAP system. Copyright SAP SE.

KE643 - Details

• The SAP error message KE643 indicates that an operating concern is still assigned to a controlling area, which prevents certain actions from being performed, such as deleting or changing the operating concern. This error typically arises in the context of SAP Controlling (CO) module, particularly when dealing with Profitability Analysis (CO-PA).
  
  Cause:
  The error occurs when you attempt to delete or modify an operating concern that is still linked to a controlling area. This linkage is essential for the system to maintain the integrity of the data and ensure that all related transactions and configurations are correctly managed.
  
  Solution:
  To resolve the KE643 error, you need to follow these steps:
  
  
  Check Assignments: Verify the assignments of the operating concern to the controlling area. You can do this by navigating to the relevant configuration settings in SAP.
  
  
  Unassign the Operating Concern:
  
  Go to the transaction code OKB9 (or the relevant configuration path).
  Locate the operating concern that you want