How To Fix KQ311 - Cost component structure active. Changes cause inconsistencies -> F1

SAP Error Message - Details

• Message type: E = Error

• Message class: KQ - Error Messages for Customizing Product Costing

• Message number: 311

• Message text: Cost component structure active. Changes cause inconsistencies -> F1

What causes this issue?

Changes in the cost assignment of an active cost component structure
will result in a structural interruption in the update of the cost
components. This means that data updated before the change cannot be
compared with data updated after the change.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KQ311 - Cost component structure active. Changes cause inconsistencies -> F1 ?

  The SAP error message KQ311 indicates that there are inconsistencies in the cost component structure due to changes that have been made. This typically occurs when modifications are made to the cost component structure while it is still active, which can lead to discrepancies in cost calculations and reporting.
  Cause:
  
  Changes to Cost Component Structure: The cost component structure has been modified (e.g., adding, deleting, or changing components) while it is still active in the system.
  Inconsistent Data: The changes may have resulted in inconsistencies in the data that is already using the cost component structure.
  Active Status: The cost component structure is still marked as active, which means that it is being used in ongoing processes.
  
  Solution:
  
  Review Changes: Check the changes that were made to the cost component structure. Identify what modifications were made and why they might be causing inconsistencies.
  Deactivate the Structure: If possible, deactivate the cost component structure. This will prevent further inconsistencies from occurring while you address the issues.
  Correct Inconsistencies: Use transaction codes like KSS1 (Cost Component Structure) to review and correct any inconsistencies in the data. You may need to adjust the cost component structure or the related master data.
  Re-activate the Structure: Once the inconsistencies have been resolved, you can reactivate the cost component structure.
  Testing: After making changes, conduct thorough testing to ensure that the cost calculations and reporting are functioning correctly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KSS1 (Cost Component Structure) and KSS2 (Change Cost Component Structure).
  Documentation: Refer to SAP documentation or help files for detailed guidance on managing cost component structures.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to cost component structures and inconsistencies.
  Consulting with Experts: If the issue persists or is complex, consider consulting with an SAP expert or your internal SAP support team for assistance.
  
  By following these steps, you should be able to resolve the KQ311 error and ensure that your cost component structure is functioning correctly.