How To Fix CRM_GEN_EXTENSION519 - Metadata tables locked by user: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_GEN_EXTENSION - Generic Extension (Messages)

• Message number: 519

• Message text: Metadata tables locked by user: &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_GEN_EXTENSION519 - Metadata tables locked by user: &1 ?

  The SAP error message CRM_GEN_EXTENSION519 indicates that metadata tables are locked by a specific user, which can prevent certain operations from being performed in the SAP CRM system. This error typically arises when a user is performing a transaction that requires access to metadata tables, but those tables are currently locked by another user session.
  Cause:
  
  User Locking: A user is currently accessing or modifying the metadata tables, which causes a lock on those tables.
  Long-Running Transactions: If a transaction takes too long to complete, it may hold locks on the metadata tables longer than expected.
  System Errors: Sometimes, system errors or crashes can leave locks in place that need to be cleared.
  Development Activities: If a developer is making changes to the metadata (e.g., adding fields, modifying structures), it can lead to locks.
  
  Solution:
  
  Identify the Locking User: Use transaction code SM12 to check for locks in the system. You can filter by the user ID mentioned in the error message (&1).
  Release the Lock: If the locking user is identified and it is safe to do so, you can manually release the lock from SM12. Be cautious when doing this, as it may disrupt the user's work.
  Check for Long-Running Transactions: Use transaction code SM66 to monitor active processes in the system. If you find a long-running transaction that is holding locks, you may need to investigate further.
  Communicate with the User: If the locking user is actively working, communicate with them to understand if they can complete their transaction or if they need assistance.
  System Restart: In some cases, if the locks are not being released due to a system issue, a system restart may be necessary, but this should be done with caution and typically as a last resort.
  Review Development Changes: If the issue is related to development activities, ensure that proper procedures are followed to avoid locking issues in the future.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage locks.
  SM66: To monitor active processes.
  SM21: To check system logs for any related errors or warnings.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation for best practices on managing locks and transactions in the CRM system.
  
  If the problem persists after trying the above solutions, it may be necessary to consult with your SAP Basis team or SAP support for further assistance.