How To Fix /PLMI/BO_PPE_INST029 - Change number &1 is locked; instance &2 can't be copied

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/BO_PPE_INST -

• Message number: 029

• Message text: Change number &1 is locked; instance &2 can't be copied

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMI/BO_PPE_INST029 - Change number &1 is locked; instance &2 can't be copied ?

  The SAP error message /PLMI/BO_PPE_INST029 indicates that a change number is locked, which prevents the copying of a specific instance. This error typically occurs in the context of SAP's Production Planning and Execution (PP/PE) module, particularly when dealing with change management and version control.
  Cause:
  
  Change Number Lock: The change number specified in the error message is currently locked. This can happen if another user or process is currently using or modifying the change number.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the change number.
  System Configuration: There may be system settings or configurations that are preventing the change number from being accessed.
  
  Solution:
  
  
  Check Lock Status:
  
  Use transaction code SM12 to check for locks on the change number. You can search for the specific change number and see if it is locked by another user or process.
  If you find a lock that is no longer needed, you can delete it (if you have the necessary authorizations).
  
  
  
  Wait for Release:
  
  If the change number is locked by another user, you may need to wait until that user completes their task and releases the lock.
  
  
  
  Check Authorizations:
  
  Ensure that you have the necessary authorizations to work with the change number. You may need to contact your SAP security team to verify your permissions.
  
  
  
  Consult Documentation:
  
  Review the relevant SAP documentation or help files for additional context on the error and any specific steps that may be required for your version of SAP.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance. They may provide insights based on the specific configuration of your SAP environment.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to check locks), SE11 (to view data dictionary), and SE37 (to check function modules).
  Change Management: Understand the change management process in your organization, including how change numbers are created, used, and locked.
  User Training: Ensure that users are trained on how to properly manage change numbers and avoid locking issues.
  
  By following these steps, you should be able to resolve the error and proceed with your tasks in SAP.