How To Fix KX201 - Table &1 locked by user &2

SAP Error Message - Details

• Message type: E = Error

• Message class: KX - EC-EIS/EC-BP: Data basis, data collection

• Message number: 201

• Message text: Table &1 locked by user &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message KX201 - Table &1 locked by user &2 ?

  The SAP error message KX201 indicates that a specific table (denoted as &1) is locked by a user (denoted as &2). This typically occurs when a user is currently accessing or modifying the data in that table, preventing other users from making changes until the lock is released.
  Cause:
  
  User Lock: The table is locked by another user who is currently performing an operation that requires exclusive access to the table.
  Long-running Transactions: A transaction may be taking longer than expected, causing the lock to persist.
  Uncommitted Changes: If a user has made changes to the table but has not yet committed those changes, the lock will remain in place.
  System Errors: Occasionally, system errors or crashes can leave locks in place that need to be cleared manually.
  
  Solution:
  
  Wait and Retry: If the lock is temporary, waiting for the user to complete their transaction may resolve the issue.
  Identify the Locking User: Use transaction codes like SM12 (for lock entries) to identify the user who has locked the table. You can check the lock entries and see which user is holding the lock.
  Contact the User: If possible, contact the user who has the lock to see if they can complete their transaction or release the lock.
  Release the Lock: If the locking user is unavailable or if the lock is no longer valid (e.g., due to a system error), an administrator can manually delete the lock entry in SM12. However, this should be done with caution, as it may lead to data inconsistency if the user is still working on the data.
  Check for Long-running Processes: Use transaction SM66 to monitor active processes and identify any long-running transactions that may be causing locks.
  Review System Logs: Check system logs for any errors or issues that may have caused the lock to persist.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM66: Global overview of active processes.
  SM21: System log for monitoring system messages.
  
  
  Lock Management: Understanding how SAP handles locks is crucial for troubleshooting. SAP uses locks to ensure data integrity during concurrent access.
  Performance Monitoring: Regularly monitor system performance and user activities to prevent locking issues from becoming a recurring problem.
  
  Always ensure that any actions taken to resolve locking issues are in line with your organization's policies and procedures, especially when it comes to manually releasing locks.