How To Fix KE221 - Derivation structure & cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: KE -

• Message number: 221

• Message text: Derivation structure & cannot be changed

What causes this issue?

The derivation structure cannot be changed because derivation rules
have already been defined for it.

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?

To change the derivation structure, you must first delete all the
derivation rules belonging to this structure.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KE221 - Derivation structure & cannot be changed ?

  The SAP error message KE221, which states "Derivation structure & cannot be changed," typically occurs in the context of Profitability Analysis (CO-PA) when you attempt to modify a derivation structure that is already in use or has been activated. This error is a safeguard to prevent changes that could disrupt existing configurations or data integrity.
  Cause:
  
  Active Derivation Structure: The derivation structure you are trying to change is currently active and in use.
  Dependencies: There may be dependencies or references to the derivation structure in other configurations or processes.
  Authorization Issues: You may not have the necessary authorizations to make changes to the derivation structure.
  
  Solution:
  
  Check Activation Status: Ensure that the derivation structure is not currently active. If it is, you may need to deactivate it before making changes.
  Review Dependencies: Investigate if there are any dependencies or references to the derivation structure in other configurations. You may need to adjust or remove these dependencies first.
  Authorization Check: Verify that you have the necessary authorizations to modify the derivation structure. If not, contact your SAP security administrator to obtain the required permissions.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on modifying derivation structures in CO-PA.
  Use a Different Approach: If you need to make changes that are not allowed, consider creating a new derivation structure instead of modifying the existing one.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like KE4I (for derivation structures) to view and manage derivation structures in CO-PA.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues or provide additional guidance related to KE221.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or a consultant who specializes in CO-PA configurations.