How To Fix VW339 - Processing not possible: Data blocked by user &

SAP Error Message - Details

• Message type: E = Error

• Message class: VW - Shipment Processing Output

• Message number: 339

• Message text: Processing not possible: Data blocked by user &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message VW339 - Processing not possible: Data blocked by user & ?

  The SAP error message VW339, which states "Processing not possible: Data blocked by user," typically occurs when a user attempts to process a document or transaction that is currently locked by another user. This locking mechanism is a part of SAP's data integrity and concurrency control, ensuring that multiple users do not make conflicting changes to the same data simultaneously.
  Causes:
  
  User Lock: Another user is currently editing or processing the same document or transaction.
  Transaction Lock: The document may be in a state that requires it to be locked for processing (e.g., it is being posted or changed).
  System Lock: The system may have a temporary lock due to a previous transaction that did not complete successfully.
  Authorization Issues: The user may not have the necessary authorizations to unlock or process the data.
  
  Solutions:
  
  
  Identify the Locking User:
  
  Use transaction code SM12 to view the list of locks in the system. You can filter by the user ID to see if the document is locked by another user.
  If you find the locking user, you can communicate with them to determine if they can release the lock.
  
  
  
  Release the Lock:
  
  If the locking user is unavailable or if the lock is no longer needed, an administrator can manually delete the lock entry in SM12. However, this should be done with caution to avoid data inconsistency.
  
  
  
  Check for Background Jobs:
  
  Sometimes, background jobs may hold locks. Check transaction SM37 to see if there are any jobs that might be causing the lock.
  
  
  
  Wait and Retry:
  
  If the lock is temporary, waiting for a few moments and then retrying the transaction may resolve the issue.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to access and process the data. If not, the user may need to contact their SAP security administrator.
  
  
  
  System Restart:
  
  In rare cases, a system restart may be necessary if the locks are not being released properly due to a system issue.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage locks.
  SM37: Monitor background jobs.
  SU01: User maintenance (to check user authorizations).
  
  
  
  Documentation: Refer to SAP Help documentation for more details on locking mechanisms and user authorizations.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  
  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.