How To Fix 5A498 - &2 &4 is locked by &1

SAP Error Message - Details

• Message type: E = Error

• Message class: 5A - Basis Personnel Management

• Message number: 498

• Message text: &2 &4 is locked by &1

What causes this issue?

The object &V2& &V4& (ID &V3&) is already being processed by user &V1&,
so you cannot make any changes at the moment.

System Response

The system does not allow changes to this object.

How to fix this error?

Please wait until user &V1& releases the object.

Procedure for System Administrators

If the object was locked by accident, it can be unlocked manually in
the usual way. The relevant table is PLOGI.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 5A498 - &2 &4 is locked by &1 ?

  The SAP error message "5A498 &2 &4 is locked by &1" typically indicates that a particular object (like a document, transaction, or record) is currently locked by a user or process, preventing other users from accessing or modifying it. This locking mechanism is a part of SAP's concurrency control to ensure data integrity.
  Cause:
  
  User Lock: The object is locked by a user who is currently editing or processing it.
  System Lock: A background job or another process may have locked the object.
  Unfinished Transactions: If a user did not properly complete a transaction, it may leave the object in a locked state.
  Database Lock: Sometimes, locks can occur at the database level due to long-running transactions or deadlocks.
  
  Solution:
  
  Identify the Locking User: The message indicates which user (&1) has locked the object. You can check with that user to see if they can release the lock.
  Use Transaction SM12: 
  
  Go to transaction code SM12 (Display and Delete Locks).
  Enter the object name or user name to find the lock.
  If appropriate, you can delete the lock entry if you have the necessary authorizations and if it is safe to do so.
  
  
  Check for Background Jobs: Use transaction SM37 to check if any background jobs are running that might be holding the lock.
  Wait and Retry: If the lock is temporary, you may just need to wait for the user or process to complete their work and then try again.
  Contact Basis Team: If you are unable to resolve the issue, it may be necessary to contact your SAP Basis team for assistance, especially if the lock persists or if it affects multiple users.
  
  Related Information:
  
  Lock Management: SAP uses a locking mechanism to prevent data inconsistencies. Understanding how locks work in SAP can help in troubleshooting similar issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes like SM12 (lock overview), SM21 (system log), and SM37 (job monitoring) for better troubleshooting.
  User Communication: If a user is holding a lock, communication is key. They may not be aware that their session is still active.
  
  By following these steps, you should be able to diagnose and resolve the locking issue indicated by the error message.