How To Fix DMCLG160 - Migration object &1 has been overwritten

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 160

• Message text: Migration object &1 has been overwritten

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMCLG160 - Migration object &1 has been overwritten ?

  The SAP error message DMCLG160, which states "Migration object &1 has been overwritten," typically occurs during the data migration process when a migration object is being modified or replaced unexpectedly. This can happen in various scenarios, such as when multiple migration sessions are running simultaneously or when there are inconsistencies in the migration data.
  Cause:
  
  Concurrent Modifications: If multiple users or processes are trying to modify the same migration object at the same time, it can lead to one process overwriting the changes made by another.
  Data Consistency Issues: If the migration object is not properly locked or if there are issues with the data being migrated, it can lead to overwriting.
  Incorrect Configuration: Misconfiguration in the migration settings or parameters can also lead to this error.
  
  Solution:
  
  Check for Concurrent Sessions: Ensure that no other migration processes are running that might be trying to modify the same migration object. If they are, wait for them to complete before proceeding.
  Review Migration Logs: Check the migration logs for any additional error messages or warnings that might provide more context about the issue.
  Data Consistency Check: Verify the data being migrated for consistency and correctness. Ensure that there are no duplicates or conflicting entries.
  Locking Mechanism: Implement a locking mechanism to prevent concurrent modifications of the same migration object.
  Recreate Migration Object: If the issue persists, consider recreating the migration object to ensure that it is in a clean state.
  Consult Documentation: Refer to SAP documentation or support notes related to the specific migration process you are using for any additional troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Migration Tools: Familiarize yourself with the specific migration tools and processes you are using (e.g., SAP S/4HANA Migration Cockpit, Data Migration Workbench) as they may have specific guidelines or best practices.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP Support for further assistance.