How To Fix C2270 - Change to control key not allowed: Operation has been confirmed

SAP Error Message - Details

• Message type: E = Error

• Message class: C2 - Other messages production orders

• Message number: 270

• Message text: Change to control key not allowed: Operation has been confirmed

Self-Explanatory Message

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• What is the cause and solution for SAP error message C2270 - Change to control key not allowed: Operation has been confirmed ?

  The SAP error message C2270, "Change to control key not allowed: Operation has been confirmed," typically occurs when you attempt to change the control key of a production order or a related operation after it has already been confirmed. The control key in SAP is a critical field that determines how operations are processed, including aspects like scheduling, costing, and confirmation.
  Cause:
  
  Confirmed Operations: The primary cause of this error is that the operation you are trying to change has already been confirmed. Once an operation is confirmed, certain fields, including the control key, become locked to maintain data integrity.
  System Settings: The system is designed to prevent changes to critical fields after confirmation to avoid inconsistencies in production data.
  
  Solution:
  
  Revoke Confirmation: If you need to change the control key, you will first need to revoke the confirmation of the operation. This can be done using transaction codes like CO13 (for collective confirmation) or CO14 (for individual confirmation). However, be cautious as this may affect production data.
  Create a New Operation: If revoking confirmation is not feasible or if it affects other processes, consider creating a new operation with the desired control key and then re-confirm the production order.
  Consult with Your Team: Before making changes, consult with your production planning or operations team to ensure that the changes are necessary and will not disrupt ongoing processes.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CO01 (Create Production Order), CO02 (Change Production Order), and CO03 (Display Production Order).
  Control Key Configuration: Review the configuration of control keys in the system (transaction OPL8) to understand the implications of different control keys on operations.
  Documentation: Refer to SAP documentation or help files for detailed information on production order management and the implications of changing control keys.
  
  Best Practices:
  
  Always ensure that changes to production orders are well-documented and communicated to relevant stakeholders.
  Consider the impact of changes on reporting and analytics, as confirmed operations may affect production metrics.
  Regularly review and audit production orders to ensure that they are aligned with operational requirements and that any necessary changes are made in a timely manner.
  
  By following these guidelines, you can effectively address the C2270 error and manage production orders in SAP.