How To Fix KD025 - A used rule cannot be deleted

KD025 - Overview

• Message type: E = Error

• Message class: KD - CO Settlement

• Message number: 025

• Message text: A used rule cannot be deleted

What causes this issue?

During the deletion of distribution rules, there were rules found that
were already used with a settlement.

System Response

Settlement rules that have already been used cannot be deleted.

How to fix this error?

If you only want to use the unused rules, you can ignore this warning.
If you want to create new distribution rules, which replace the already
used rules, you should limit the validity period to those periods in
which the rules are used. Then you can create new rules for further
periods.
To delete the already used rules, you must reverse the corresponding
settlements.

Error message extract from SAP system. Copyright SAP SE.

KD025 - Details

• The SAP error message KD025 ("A used rule cannot be deleted") typically occurs in the context of controlling (CO) when you attempt to delete a cost allocation rule that is currently in use. This can happen in various scenarios, such as when you are trying to delete a cost center allocation rule or a distribution rule that has been assigned to a cost object or is part of a configuration that is still active.
  
  Cause:
  The primary cause of this error is that the rule you are trying to delete is still being referenced or utilized in the system. This could mean that:
  
  The rule is linked to existing cost allocations or distributions.
  The rule is part of a configuration that is currently active.
  There are transactions or postings that have been made using this rule.
  
  
  Solution:
  To resolve the KD025 error, you can follow these steps:
  
  
  Check Usage: Identify where the rule is being used. You can