How To Fix AD679 - Message & could not be locked

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 679

• Message text: Message & could not be locked

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message AD679 - Message & could not be locked ?

  The SAP error message AD679 typically indicates that a specific object (such as a transport request, a program, or a data element) could not be locked for editing or processing. This can happen for various reasons, and understanding the cause is essential for resolving the issue.
  Causes of AD679 Error Message
  
  Concurrent Access: Another user or process is currently accessing the object, preventing your session from obtaining a lock.
  Lock Table Overflow: The lock table may be full, which can happen if there are too many locks being held or if locks are not being released properly.
  System Issues: There may be underlying issues with the SAP system, such as performance problems or database issues.
  Transport Request Issues: If the object is part of a transport request, it may be locked due to the transport being in progress or not being released properly.
  
  Solutions to AD679 Error Message
  
  
  Check for Concurrent Users:
  
  Use transaction code SM12 to view the lock entries. You can check if another user is holding a lock on the object you are trying to access.
  If you find a lock that is no longer needed, you can delete it (if you have the necessary authorizations).
  
  
  
  Clear Lock Table:
  
  If the lock table is full, you may need to clear unnecessary locks. Again, use transaction SM12 to identify and delete locks that are no longer needed.
  
  
  
  Check Transport Requests:
  
  If the object is part of a transport request, ensure that the transport is not currently being processed. You can check the status of transport requests using transaction SE09 or SE10.
  
  
  
  System Performance:
  
  If you suspect system performance issues, check the system logs and performance metrics. You may need to consult with your Basis team to resolve any underlying system issues.
  
  
  
  Retry the Operation:
  
  Sometimes, simply waiting a few moments and retrying the operation can resolve the issue, especially if it was caused by a temporary lock.
  
  
  
  Contact Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to your SAP support team or consulting SAP Notes for further assistance.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SE09/SE10: Transport Organizer for managing transport requests.
  SM21: System log for checking system messages and errors.
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error.
  
  
  Documentation: Review SAP documentation for more details on locking mechanisms and transport management.
  
  
  By following these steps, you should be able to diagnose and resolve the AD679 error message in SAP.