How To Fix UJF_EXCEPTION020 - Document ( &1 ) is locked by user ( &2 )

SAP Error Message - Details

• Message type: E = Error

• Message class: UJF_EXCEPTION - BPC: File Service Message Class

• Message number: 020

• 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 UJF_EXCEPTION020 - Document ( &1 ) is locked by user ( &2 ) ?

  The SAP error message UJF_EXCEPTION020 indicates that a document (identified by the document number &1) is currently locked by another user (identified by user &2). This typically occurs in scenarios where multiple users are trying to access or modify the same document simultaneously, leading to a conflict.
  Cause:
  
  Document Locking: SAP uses a locking mechanism to prevent data inconsistencies. When a user opens a document for editing, it gets locked to prevent other users from making changes until the first user has finished.
  Session Timeout: If a user has left a session open for an extended period without activity, the document may remain locked even if the user is no longer actively working on it.
  Unfinished Transactions: If a user started a transaction but did not complete it, the document may remain locked.
  System Errors: Occasionally, system errors or crashes can leave documents in a locked state.
  
  Solution:
  
  Wait and Retry: If the document is locked by another user, the simplest solution is to wait until that user has finished their work and released the lock.
  Contact the User: If you know who the user is, you can contact them to ask if they can release the document.
  Use Transaction SM12: As an administrator, you can check the lock entries using transaction code SM12. This allows you to see which users have locks on which documents. You can also manually delete the lock if necessary, but this should be done with caution to avoid data inconsistencies.
  Check for Background Jobs: Sometimes, background jobs may hold locks. Check if any jobs are running that might be causing the lock.
  Session Management: Encourage users to log off properly and avoid leaving sessions open for long periods to minimize locking issues.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks can help in troubleshooting. Locks can be 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 lock entries.
  SM21: To check system logs for any related errors.
  SU01: To manage user accounts and check user activity.
  
  
  Documentation: Refer to SAP Help documentation for more details on document locking and transaction management.
  
  If the issue persists or if you are unsure about deleting locks, it may be best to consult with your SAP Basis team or system administrator for further assistance.