How To Fix DMCLG459 - Different activation time stamps for structure &1 in migration object &2

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 459

• Message text: Different activation time stamps for structure &1 in migration object &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMCLG459 - Different activation time stamps for structure &1 in migration object &2 ?

  The SAP error message DMCLG459 indicates that there is a mismatch in the activation timestamps for a structure in a migration object. This typically occurs during data migration processes, such as when using the SAP Data Migration Cockpit or other data migration tools.
  Cause:
  The error arises when the system detects that the activation timestamps for the structure (denoted as &1) and the migration object (denoted as &2) do not match. This can happen due to several reasons:
  
  Changes in the Structure: If the structure has been modified after the migration object was created, the timestamps will differ.
  Transport Issues: If the structure was transported from one system to another, the timestamps may not align.
  Development and Production Environment: If the development and production environments are not synchronized, it can lead to discrepancies in activation timestamps.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Activation Timestamps:
  
  Use transaction SE11 (Data Dictionary) to check the activation timestamp of the structure and the migration object.
  Compare the timestamps to identify discrepancies.
  
  
  
  Re-activate the Structure:
  
  If the structure has been modified, re-activate it in the system. You can do this by going to SE11, selecting the structure, and choosing the "Activate" option.
  
  
  
  Synchronize Development and Production:
  
  Ensure that the development and production environments are synchronized. If changes were made in the development environment, ensure they are transported correctly to the production environment.
  
  
  
  Check Migration Object Configuration:
  
  Review the configuration of the migration object to ensure it is correctly set up and aligned with the current structure.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  
  Recreate Migration Object:
  
  If the issue persists, consider recreating the migration object to ensure it aligns with the current structure.
  
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), and LTMC (Migration Cockpit).
  SAP Notes: Search for SAP Notes related to data migration and the specific error message for additional troubleshooting steps.
  Documentation: Review SAP documentation on data migration processes and best practices to avoid similar issues in the future.
  
  By following these steps, you should be able to resolve the DMCLG459 error and successfully proceed with your data migration tasks.