How To Fix MA279 - & locked by another user

SAP Error Message - Details

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 279

• Message text: & locked by another 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 MA279 - & locked by another user ?

  The SAP error message MA279 typically indicates that a particular document or record is locked by another user, preventing you from making changes or processing that document. This can occur in various SAP modules, particularly in Materials Management (MM) or Production Planning (PP).
  Cause of Error MA279
  
  Record Locking: The document you are trying to access is currently being edited or processed by another user. SAP uses a locking mechanism to prevent data inconsistencies.
  Transaction in Progress: A transaction that involves the document is still in progress, and the system has locked it for that user.
  Background Jobs: Sometimes, background jobs or batch processes may lock records temporarily.
  User Session: If a user has an open session that has not been properly closed, it may still hold a lock on the document.
  
  Solutions to Resolve MA279
  
  Wait and Retry: If the lock is temporary, waiting for a few moments and then retrying the operation may resolve the issue.
  Identify the Locking User:
  
  Use transaction code SM12 to view the list of locked entries. You can check which user is holding the lock on the document.
  If you have the necessary authorizations, you can unlock the record from this transaction.
  
  
  Contact the User: If you identify the user who is locking the document, you can reach out to them to see if they can release the lock.
  Check Background Jobs: Use transaction code SM37 to check if there are any background jobs that might be locking the document. If so, you may need to wait for those jobs to complete.
  Session Management: Ensure that you do not have multiple sessions open that might be causing the lock. Log out of unnecessary sessions.
  System Administrator: If you are unable to resolve the issue, contact your SAP system administrator for assistance. They may have additional tools or authorizations to help resolve the lock.
  
  Related Information
  
  Lock Management: Understanding how SAP handles locks can help in troubleshooting. Locks can be exclusive (only one user can access) or shared (multiple users can access).
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM37: Monitor background jobs.
  SM21: Check system logs for any related errors or issues.
  
  
  Documentation: Refer to SAP Help documentation for more details on locking mechanisms and error handling.
  
  By following these steps, you should be able to identify the cause of the MA279 error and take appropriate action to resolve it.