How To Fix DMCLG642 - Control parameter customizing is locked by user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 642

• Message text: Control parameter customizing is locked by user &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMCLG642 - Control parameter customizing is locked by user &1 ?

  The SAP error message DMCLG642 indicates that a control parameter customizing is locked by a specific user. This typically occurs when a user is currently editing or has an active session that is preventing others from making changes to the same customizing settings.
  Cause:
  
  User Lock: The user mentioned in the error message has an active session that is locking the control parameter customizing.
  Transaction in Progress: The user may be in the middle of a transaction that requires exclusive access to the customizing settings.
  System Configuration: Sometimes, system configuration or background jobs may also lead to locks on certain customizing settings.
  
  Solution:
  
  Identify the User: Check the user ID mentioned in the error message. You can use transaction code SM12 to view and manage locks in the system.
  Contact the User: If possible, contact the user who is holding the lock to see if they can complete their task or release the lock.
  Release the Lock: If the user is no longer active or cannot be reached, and if you have the necessary authorizations, you can manually delete the lock entry in transaction SM12. Be cautious when doing this, as it may lead to data inconsistencies if the user is still working on the customizing.
  Check for Background Jobs: Ensure that there are no background jobs that might be holding the lock. You can check this in transaction SM37.
  Wait and Retry: If the lock is temporary, you may simply wait for the user to finish their work and then retry the operation.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM37: To check for background jobs that might be causing locks.
  
  
  User Management: Ensure that users are aware of the importance of releasing locks after completing their tasks to avoid such issues in the future.
  System Monitoring: Regularly monitor system locks and user sessions to prevent prolonged locking issues.
  
  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.