How To Fix AD916 - Lock entry for & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 916

• Message text: Lock entry for & does not exist

What causes this issue?

The restart log for the object does not exist.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the object name.
If necessary, look at all restart logs (<LS>Overview of
restart logs</>).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AD916 - Lock entry for & does not exist ?

  The SAP error message AD916, which states "Lock entry for & does not exist," typically occurs when a user tries to access or modify a resource that is not currently locked in the system. This can happen in various scenarios, such as when a user attempts to edit a document or transaction that is expected to be locked for editing by another user or process.
  Causes:
  
  Non-existent Lock Entry: The lock entry for the specified object (e.g., a document, transaction, or data record) does not exist in the lock table.
  Session Timeout: The lock may have been released due to a session timeout or the user logging out.
  Incorrect Object Reference: The object being referenced may not be valid or may have been deleted.
  System Issues: There may be issues with the SAP system itself, such as problems with the lock management mechanism.
  
  Solutions:
  
  Check Lock Entries: Use transaction code SM12 to check the lock entries in the system. You can see if there are any existing locks for the object in question.
  Recreate the Lock: If the lock entry is missing, try to recreate it by performing the action again that requires the lock.
  Session Management: Ensure that your session is active and has not timed out. If it has, log back into the system and try again.
  Verify Object Validity: Make sure that the object you are trying to access is valid and has not been deleted or modified in a way that would affect its lock status.
  Consult with Basis Team: If the issue persists, it may be necessary to consult with your SAP Basis team to investigate any underlying system issues or to check for any inconsistencies in the lock management.
  
  Related Information:
  
  Transaction Codes: 
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any related errors or warnings.
  ST22: To check for dumps that might provide more context on the error.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for relevant notes in the SAP Support Portal.
  Documentation: Review SAP documentation related to lock management and error handling for more detailed information.
  
  If you continue to experience issues, it may be beneficial to provide specific details about the context in which the error occurs, as this can help in diagnosing the problem more effectively.