IW228 - System: PM notification &1 locked by &2

SAP Error Message - Details

• Message type: E = Error

• Message class: IW - Order Processing

• Message number: 228

• Message text: System: PM notification &1 locked by &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IW228 - System: PM notification &1 locked by &2 ?

  The SAP error message IW228 indicates that a Plant Maintenance (PM) notification is locked by another user or process. This typically occurs when a user attempts to access or modify a notification that is currently being edited or processed by someone else.
  Cause:
  
  Concurrent Access: Another user is currently editing the PM notification.
  Background Jobs: A background job or process is holding a lock on the notification.
  Transaction Errors: An error in a previous transaction may have left the notification in a locked state.
  Database Locks: Locks at the database level can also cause this issue.
  
  Solution:
  
  Wait and Retry: If another user is editing the notification, wait for them to finish and then try again.
  Check Lock Entries: Use transaction code SM12 to check for lock entries. You can look for locks on the specific notification number and see which user is holding the lock.
  
  If you find a lock that should not be there (e.g., a user who has logged off), you may need to delete the lock entry.
  
  
  Contact the User: If you identify the user who is holding the lock, you can contact them to see if they can release it.
  System Administrator: If you are unable to resolve the issue, contact your SAP system administrator. They can help investigate further and may need to release locks if they are stale or no longer needed.
  Check for Background Jobs: Ensure that no background jobs are running that might be holding the lock on the notification.
  
  Related Information:
  
  Transaction Codes:
  
  IW21: Create PM Notification
  IW22: Change PM Notification
  IW23: Display PM Notification
  SM12: Display and Delete Lock Entries
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to locking mechanisms in your version of SAP.
  User Training: Ensure that users are trained on proper notification handling to minimize locking issues.
  
  By following these steps, you should be able to identify the cause of the lock and take appropriate action to resolve the IW228 error.