How To Fix /SAPSMOSS/01021 - Notification &1 is locked in the SAPNet R/3 Frontend

/SAPSMOSS/01021 - Overview

• Message type: E = Error

• Message class: /SAPSMOSS/01 -

• Message number: 021

• Message text: Notification &1 is locked in the SAPNet R/3 Frontend

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPSMOSS/01021 - Notification &1 is locked in the SAPNet R/3 Frontend ?

  The SAP error message /SAPSMOSS/01021 Notification &1 is locked in the SAPNet R/3 Frontend typically indicates that a specific notification (identified by &1, which is a placeholder for the actual notification number) is currently locked and cannot be accessed or modified. This locking mechanism is often in place to prevent concurrent changes that could lead to data inconsistencies.
  
  Cause:
  
  Concurrent Access: The notification is being accessed or edited by another user or process.
  Session Timeout: A previous session that was editing the notification did not close properly, leaving it in a locked state.
  System Error: An unexpected error or crash may have left the notification in a locked state.
  
  
  Solution:
  
  Wait and Retry: If another user is editing the notification, you may need to wait until they finish and release the lock.
  Check Lock Entries: Use transaction code SM12 to check for lock entries related to the notification. You can search for the specific notification number to