How To Fix KG503 - You are not allowed to change the values (check distribution key)

SAP Error Message - Details

• Message type: E = Error

• Message class: KG - CO-PA Planning

• Message number: 503

• Message text: You are not allowed to change the values (check distribution key)

What causes this issue?

The distribution key has been set to 'manual distribution' which acts
as a block for the totals field. You may only change period values.

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?

Change the values on the period screen or enter another distribution
key.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KG503 - You are not allowed to change the values (check distribution key) ?

  The SAP error message KG503, which states "You are not allowed to change the values (check distribution key)," typically occurs in the context of controlling (CO) when you are trying to change values in a cost object or during the distribution of costs. This error is often related to the distribution key settings or authorization issues.
  Causes:
  
  Authorization Issues: The user may not have the necessary permissions to change the values associated with the distribution key.
  Distribution Key Settings: The distribution key may be set up in a way that restricts changes to certain values or periods.
  Locked Periods: The period in which you are trying to make changes may be locked for posting or changes.
  Incorrect Configuration: The configuration of the cost center or internal order may not allow for changes to be made to the distribution key.
  
  Solutions:
  
  Check Authorizations: Ensure that the user has the appropriate authorizations to make changes to the distribution key. This can be done by checking the user's roles and authorizations in the SAP system.
  Review Distribution Key Settings: Go to the configuration of the distribution key in the SAP system and verify if there are any restrictions that prevent changes. You may need to adjust the settings if necessary.
  Unlock Periods: If the period is locked, you may need to unlock it to allow changes. This can be done by a user with the appropriate authorization.
  Consult Configuration: Review the configuration of the cost center or internal order to ensure that it allows for changes to the distribution key. You may need to consult with your SAP CO configuration team for assistance.
  Use Transaction Codes: Use transaction codes like KSV5 (for distribution) or KSV1 (for distribution key) to check the settings and make necessary adjustments.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KSV1 (Create Distribution Key), KSV2 (Change Distribution Key), and KSV3 (Display Distribution Key).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation related to controlling and distribution keys for a better understanding of how they work and how to configure them properly.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in SAP CO for further assistance.