How To Fix KG321 - This processing rule is not allowed for the characteristic &

KG321 - Overview

• Message type: E = Error

• Message class: KG - CO-PA Planning

• Message number: 321

• Message text: This processing rule is not allowed for the characteristic &

What causes this issue?

On the "Selection Criteria" screen, you have specified characteristic
values for the characteristic &V1&. When you do this, you can only
select "Retain" or "Copy to" (if available) on the "Processing Rules"
screen.

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?

Select either "Retain" or "Copy to" for characteristics for which you
have specified characteristic values.
For characteristic that you want to summarize or distribute
("Summarize" or "Distribution level" button), you must enter an
asterisk (*) on the "Selection Criteria" screen.

Error message extract from SAP system. Copyright SAP SE.

KG321 - Details

• The SAP error message KG321 ("This processing rule is not allowed for the characteristic &") typically occurs in the context of SAP Controlling (CO) when working with Profitability Analysis (CO-PA) or other related modules. This error indicates that there is an issue with the processing rules defined for a characteristic in your configuration.
  
  Cause:
  
  Invalid Processing Rule: The processing rule defined for the characteristic in question is not valid. This could be due to a mismatch between the characteristic and the processing rule.
  Characteristic Configuration: The characteristic may not be configured correctly in the system, or it may not support the processing rule you are trying to apply.
  Data Inconsistency: There may be inconsistencies in the data or settings related to the characteristic, leading to the error.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to perform the action related to the characteristic.
  
  
  Solution:
  
  Check Processing Rules: Review the processing rules defined for the