How To Fix >U219 - Reconciliation key &1 is locked by another user

SAP Error Message - Details

• Message type: E = Error

• Message class: >U -

• Message number: 219

• Message text: Reconciliation key &1 is locked by another user

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message >U219 - Reconciliation key &1 is locked by another user ?

  The SAP error message "U219 Reconciliation key &1 is locked by another user" typically indicates that a specific reconciliation key (identified by &1) is currently being accessed or modified by another user. This locking mechanism is a part of SAP's concurrency control to prevent data inconsistencies that could arise from simultaneous updates.
  Cause:
  
  Concurrent Access: Another user is currently editing or processing the reconciliation key.
  Session Timeout: A previous session may not have released the lock due to a timeout or an unexpected termination.
  Long-running Transactions: A transaction that takes a long time to complete may hold the lock longer than expected.
  System Errors: Occasionally, system errors or crashes can leave locks in place.
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for the other user to complete their transaction and then try again.
  Identify the Lock: Use transaction codes like SM12 (Display and Delete Locks) to identify which user is holding the lock. You can check the lock entries and see if it is safe to delete the lock.
  Contact the User: If you can identify the user holding the lock, you may contact them to see if they can release it.
  Delete the Lock: If the lock is stale (e.g., the user is no longer active), you may have the authority to delete the lock using SM12. However, this should be done with caution, as it can lead to data inconsistencies if the other user is still working on the data.
  Check for Long-running Transactions: If you notice that locks are frequently occurring, investigate if there are long-running transactions that need optimization.
  System Administration: If the issue persists, it may require intervention from a system administrator to check for underlying issues in the system.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any related errors.
  ST22: To check for dumps that might indicate underlying issues.
  
  
  User Roles: Ensure that you have the necessary permissions to view and delete locks.
  Documentation: Refer to SAP Help documentation for more details on locking mechanisms and best practices for managing locks.
  
  Always ensure that you follow your organization's policies and procedures when dealing with locks and user sessions in SAP.