How To Fix IDCN405 - Document &1 is locked by user &2

SAP Error Message - Details

• Message type: E = Error

• Message class: IDCN -

• Message number: 405

• Message text: Document &1 is locked by user &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IDCN405 - Document &1 is locked by user &2 ?

  The SAP error message IDCN405 indicates that a document (identified by &1) is currently locked by another user (identified by &2). This typically occurs when multiple users are trying to access or modify the same document simultaneously, leading to a conflict.
  Cause:
  
  Concurrent Access: Another user is currently editing or processing the document.
  Session Timeout: A previous session may not have released the lock due to a timeout or an unexpected termination.
  System Issues: Sometimes, system errors or crashes can leave documents in a locked state.
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for the other user to finish their work and release the lock. You can periodically check if the document is still locked.
  Identify the User: If you have the necessary permissions, you can check who is currently locking the document. This can be done using transaction codes like SM12 (for lock entries) to see the user and the document they are locking.
  Contact the User: If possible, contact the user who is locking the document to see if they can release it or if they are done with their task.
  Release the Lock: If the user is no longer active (e.g., they have logged off or their session has crashed), a system administrator can manually release the lock using transaction SM12. However, this should be done with caution to avoid data inconsistencies.
  Check for System Issues: If this error occurs frequently, it may indicate underlying system issues that need to be addressed, such as performance problems or configuration issues.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any related errors or warnings.
  SU01: To check user details and status.
  
  
  Documentation: Refer to SAP Help documentation for more details on document locking and handling concurrent access.
  Best Practices: Implementing proper user training and guidelines on document handling can help minimize locking issues.
  
  If the problem persists or if you encounter frequent locking issues, it may be beneficial to consult with your SAP Basis team or support for further investigation.