How To Fix KPN088 - Unit costing has been created in cost planning for the project

KPN088 - Overview

• Message type: E = Error

• Message class: KPN - Costing: Networks, Projects

• Message number: 088

• Message text: Unit costing has been created in cost planning for the project

What causes this issue?

You already maintained unit costing for the project.
Because Easy Cost Planning and unit costing are mutually exclusive, you
cannot create unit costing using Easy Cost Planning for this project.

System Response

You cannot carry out Easy Cost Planning.

How to fix this error?

Use only one of the two planning methods mentioned above.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

KPN088 - Details

• The SAP error message KPN088 indicates that unit costing has been created in cost planning for a project. This message typically arises in the context of project system (PS) or controlling (CO) modules when there are issues related to cost planning and the associated unit costs.
  
  Cause:
  
  Unit Costing Configuration: The error may occur if unit costing has been set up for the project, but there are inconsistencies or issues with the data.
  Cost Planning Data: There may be missing or incorrect data in the cost planning for the project, such as missing cost elements or incorrect assignment of costs.
  Project Status: The project may be in a status that does not allow for changes to cost planning or unit costing.
  Authorization Issues: The user may not have the necessary authorizations to modify cost planning data.
  
  
  Solution:
  
  Check Cost Planning Data: Review the cost planning data for the project to ensure that all necessary information is correctly