How To Fix CNECP_PS000 - ECP cost for activity exists; unit costing is not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: CNECP_PS -

• Message number: 000

• Message text: ECP cost for activity exists; unit costing is not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNECP_PS000 - ECP cost for activity exists; unit costing is not possible ?

  The SAP error message CNECP_PS000 indicates that there is an issue with the cost calculation for an activity in a project. Specifically, it states that "ECP cost for activity exists; unit costing is not possible." This typically occurs in the context of Project System (PS) and can be related to various factors.
  Cause:
  
  Existing Costs: The error usually arises when there are already existing costs associated with the activity in question. This means that the system has already recorded costs for the activity, and it cannot perform unit costing on it.
  Costing Type: The activity may be set up in a way that does not allow for unit costing, possibly due to the configuration of the project or the activity type.
  Incorrect Configuration: There may be issues with the configuration of the project or the activity type that prevent unit costing from being applied.
  Status of the Activity: The status of the activity might not allow for further costing operations, especially if it has been completed or closed.
  
  Solution:
  
  Check Existing Costs: Review the activity to see if there are already costs recorded. If costs exist, you may need to adjust or reverse them before proceeding with unit costing.
  Review Activity Type Configuration: Ensure that the activity type is configured correctly to allow for unit costing. This may involve checking the settings in the Customizing (SPRO) for Project System.
  Change Activity Status: If the activity is in a status that does not allow for costing, consider changing its status to allow for further costing operations.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the activity type and costing methods applicable to your project.
  Use Transaction Codes: Utilize relevant transaction codes (like CJ20N for project management) to analyze the project structure and costs associated with the activity.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it seems to be a configuration issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to Project System, such as CJ20N (Project Builder), CJI3 (Actual Line Items), and CJR2 (Change Project).
  Costing Variants: Understand the different costing variants and how they apply to your project activities.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.