How To Fix /PLMB/BA_ACE008 - Assignments of user ID &2 are being edited by user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMB/BA_ACE -

• Message number: 008

• Message text: Assignments of user ID &2 are being edited by user &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMB/BA_ACE008 - Assignments of user ID &2 are being edited by user &1 ?

  The SAP error message /PLMB/BA_ACE008 indicates that there is a conflict in the system where the assignments of a user ID (represented by &2) are currently being edited by another user (represented by &1). This typically occurs in scenarios where multiple users are trying to access or modify the same data simultaneously, leading to a lock situation.
  Cause:
  
  Concurrent Access: Another user is currently editing the assignments for the specified user ID, which prevents other users from making changes to the same data.
  Session Lock: The system may have a session lock in place for the user ID being edited, which is a common mechanism in SAP to prevent data inconsistencies.
  Long-running Transactions: If the user editing the assignments has a long-running transaction, it can lead to prolonged locks on the data.
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for the other user to finish their editing session. Once they have saved their changes and exited, you should be able to access the assignments without any issues.
  Check Active Sessions: If you have access to transaction codes like SM12 (to check for locks) or SM21 (to check system logs), you can identify if the user is still active and what locks are in place.
  Contact the User: If you know who the user is, you can reach out to them to see if they can finish their work or if they can release the lock.
  System Administrator Intervention: If the lock persists and you cannot identify the user or if the user is no longer active, a system administrator may need to intervene. They can use transaction SM12 to delete the lock entry if it is safe to do so.
  Review Configuration: If this issue occurs frequently, it may be worth reviewing the configuration of the system to see if there are ways to minimize conflicts, such as improving user training on data access or modifying the workflow.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view and manage locks), SM21 (to view system logs), and SU01 (to manage user accounts).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Training: Ensure that users are trained on how to properly manage their sessions and avoid conflicts when editing shared data.
  
  By following these steps, you should be able to resolve the error and understand the underlying causes of the conflict.