How To Fix GTCN_MESSAGE063 - Verification document request is locked by another user

SAP Error Message - Details

• Message type: E = Error

• Message class: GTCN_MESSAGE - GTCN: Message Class

• Message number: 063

• Message text: Verification document request is locked by another user

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message GTCN_MESSAGE063 - Verification document request is locked by another user ?

  The SAP error message GTCN_MESSAGE063 indicates that a verification document request is currently locked by another user. This typically occurs in scenarios where multiple users are trying to access or modify the same document or transaction simultaneously, leading to a lock situation to maintain data integrity.
  Cause:
  
  Concurrent Access: Another user is currently processing or has opened the verification document request, which prevents other users from making changes or accessing it.
  Session Timeout: A user may have left the document open in a session that has not been properly closed, causing it to remain locked.
  System Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. If a document is being edited or processed, it will be locked for other users.
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for the other user to finish their work and then try accessing the document again.
  Identify the Lock: Use transaction code SM12 to check for locks in the system. You can see which user is holding the lock and the details of the locked object.
  
  If you have the necessary authorizations, you can unlock the document if it is safe to do so.
  
  
  Contact the User: If you identify the user who has the document locked, you can reach out to them to see if they can release the lock.
  Session Management: Ensure that users properly log out of sessions and do not leave documents open unnecessarily.
  System Administrator: If the issue persists, contact your SAP system administrator for further assistance. They may need to investigate if there are any underlying issues causing frequent locks.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks can help in troubleshooting. Locks can be either exclusive (preventing all other access) or shared (allowing read access).
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SM12: To view and manage locks.
  SM21: To check system logs for any related errors or warnings.
  SU01: To manage user profiles and check user sessions.
  
  
  Documentation: Refer to SAP Help documentation for more details on locking mechanisms and best practices for managing document access.
  
  By following these steps, you should be able to resolve the issue related to the GTCN_MESSAGE063 error message effectively.