How To Fix OIUCM168 - Unable to lock the object, Changed to display mode

SAP Error Message - Details

• Message type: E = Error

• Message class: OIUCM - E&P Common Messages Across All Sub-Systems

• Message number: 168

• Message text: Unable to lock the object, Changed to display mode

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 OIUCM168 - Unable to lock the object, Changed to display mode ?

  The SAP error message OIUCM168, which states "Unable to lock the object, Changed to display mode," typically occurs when a user tries to edit an object in SAP but is unable to obtain a lock on that object. This can happen for several reasons, and understanding the cause is essential for finding a solution.
  Causes:
  
  
  Object Already Locked: The object you are trying to edit is already locked by another user or process. SAP uses locks to prevent multiple users from making conflicting changes to the same object simultaneously.
  
  
  Session Timeout: If a previous session that had locked the object has timed out or was terminated unexpectedly, the lock may not be released properly.
  
  
  Lock Table Issues: There may be issues with the lock table in the SAP system, which can prevent locks from being managed correctly.
  
  
  Authorization Issues: The user may not have the necessary authorizations to lock the object, leading to the inability to edit it.
  
  
  Technical Issues: There could be underlying technical issues with the SAP system, such as database problems or system performance issues.
  
  
  Solutions:
  
  
  Check Lock Entries: Use transaction code SM12 to check for existing lock entries. You can see which user or process is holding the lock on the object. If it is safe to do so, you can delete the lock entry.
  
  
  Wait and Retry: If another user is editing the object, you may need to wait until they finish and release the lock. You can try again after some time.
  
  
  Session Management: Ensure that your sessions are managed properly. If you suspect a session has timed out, log out and log back in to refresh your session.
  
  
  Check Authorizations: Verify that you have the necessary authorizations to edit the object. If not, contact your SAP administrator to grant the required permissions.
  
  
  System Health Check: If the issue persists, it may be necessary to perform a system health check. This could involve checking for database locks, performance issues, or other technical problems.
  
  
  Contact Support: If none of the above solutions work, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (for lock entries), SM21 (for system logs), and ST22 (for dumps) to diagnose issues.
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message.
  User Training: Ensure that users are trained on how to properly manage sessions and understand locking mechanisms in SAP.
  
  By following these steps, you should be able to identify the cause of the OIUCM168 error and take appropriate action to resolve it.