How To Fix S_UNIFIED_CON_API174 - Workbench Error: Locked by author for virtual host &1

SAP Error Message - Details

• Message type: E = Error

• Message class: S_UNIFIED_CON_API - Messages for API for Unified Connectivity

• Message number: 174

• Message text: Workbench Error: Locked by author for virtual host &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message S_UNIFIED_CON_API174 - Workbench Error: Locked by author for virtual host &1 ?

  The SAP error message S_UNIFIED_CON_API174 indicates that a workbench object is locked by an author for a specific virtual host. This typically occurs when a user is editing or has made changes to an object in the SAP system, and the lock prevents other users from making changes to the same object simultaneously. This is a common mechanism in SAP to ensure data integrity and prevent conflicts.
  Cause:
  
  User Lock: The object is currently being edited by another user, and the system has placed a lock on it.
  Session Timeout: A user may have left a session open, causing the lock to persist even after they have stopped working on the object.
  Transport Request: The object may be part of a transport request that is currently being processed or has not been released.
  System Error: Occasionally, system errors or crashes can lead to locks not being released properly.
  
  Solution:
  
  
  Identify the Lock:
  
  Use transaction code SM12 to view the locks in the system. You can filter by the object name or user to find out who is holding the lock.
  
  
  
  Contact the User:
  
  If you identify the user who has the lock, contact them to see if they can release the lock by either saving their work or logging out.
  
  
  
  Release the Lock:
  
  If the user is unavailable or the lock is stale (e.g., due to a session timeout), you can manually delete the lock using transaction SM12. However, this should be done with caution and typically requires appropriate authorizations.
  
  
  
  Check Transport Requests:
  
  If the object is part of a transport request, ensure that the request is properly released and not in a state that would prevent changes.
  
  
  
  System Restart:
  
  In some cases, a system restart may be necessary to clear locks that are not being released properly, but this should be done as a last resort and typically requires coordination with your Basis team.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: To view and manage locks.
  SE03: To manage transport requests.
  SE09/SE10: To view and manage workbench requests.
  
  
  
  Documentation: Refer to SAP Help documentation for more details on workbench object management and locking mechanisms.
  
  
  Best Practices: Encourage users to log off properly after making changes and to avoid leaving sessions open unnecessarily to minimize locking issues.
  
  
  If the problem persists after trying the above solutions, it may be necessary to consult with your SAP Basis team or SAP support for further assistance.