How To Fix BC_DATAMODEL_SERVICE490 - Object & is currently locked

SAP Error Message - Details

• Message type: E = Error

• Message class: BC_DATAMODEL_SERVICE - BC Training (All Courses)

• Message number: 490

• Message text: Object & is currently locked

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message BC_DATAMODEL_SERVICE490 - Object & is currently locked ?

  The SAP error message BC_DATAMODEL_SERVICE490 indicates that a specific object (such as a data model, table, or other database object) is currently locked. This can happen for various reasons, including ongoing transactions, user sessions, or background jobs that are accessing or modifying the object.
  Causes:
  
  Active Transactions: Another user or process is currently working with the object, which prevents other users from making changes.
  Background Jobs: A scheduled job may be running that locks the object for processing.
  Long-Running Processes: If a transaction takes a long time to complete, it can hold a lock on the object for an extended period.
  Manual Locks: Locks can also be set manually by users or administrators for maintenance purposes.
  
  Solutions:
  
  Wait and Retry: If the lock is temporary, waiting for the other process to complete may resolve the issue. You can retry the operation after some time.
  Identify the Locking Process:
  
  Use transaction SM12 to view and manage locks. You can see which user or process is holding the lock.
  Use transaction SM21 to check the system log for any relevant messages.
  Use transaction SM37 to check for any background jobs that might be running and holding the lock.
  
  
  Release the Lock: If you determine that the lock is no longer needed (e.g., a user has left a session open), you can manually delete the lock using transaction SM12. However, be cautious with this approach, as it may lead to data inconsistency if the locking process is still active.
  Check for Deadlocks: If multiple processes are waiting on each other, it may be necessary to analyze the situation further to resolve any deadlocks.
  Consult with Basis Team: If you are unable to resolve the issue, it may be necessary to involve your SAP Basis team or system administrator for further investigation.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks can help in troubleshooting. Locks are typically managed at the database level, and SAP uses various lock modes (e.g., exclusive, shared) to control access.
  Transaction Codes:
  
  SM12: Display and manage locks.
  SM21: System log for monitoring.
  SM37: Job monitoring.
  
  
  Documentation: Refer to SAP Help documentation for more details on locking mechanisms and best practices for managing locks.
  
  By following these steps, you should be able to identify the cause of the lock and take appropriate action to resolve the error message BC_DATAMODEL_SERVICE490.