How To Fix DMCLG499 - No objects for comparison found for mass data transfer &1, table &2

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 499

• Message text: No objects for comparison found for mass data transfer &1, table &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMCLG499 - No objects for comparison found for mass data transfer &1, table &2 ?

  The SAP error message DMCLG499 indicates that during a mass data transfer operation, the system could not find any objects to compare for the specified table. This error typically arises in the context of data migration or data transfer processes, such as when using tools like the Data Migration Cockpit or LSMW (Legacy System Migration Workbench).
  Cause:
  
  No Data in Source Table: The source table specified in the mass data transfer might not contain any records to compare.
  Incorrect Configuration: The configuration settings for the mass data transfer might be incorrect, leading to the system not being able to identify the objects for comparison.
  Filter Criteria: If there are filters applied in the data transfer process, they might be too restrictive, resulting in no records being selected for comparison.
  Data Mapping Issues: There may be issues with how the data is mapped between the source and target systems, leading to no valid records being found.
  Authorization Issues: The user executing the mass data transfer might not have the necessary authorizations to access the data in the specified table.
  
  Solution:
  
  Check Source Data: Verify that the source table contains data. You can do this by executing a simple SELECT query on the table to ensure there are records available.
  Review Configuration: Go through the configuration settings for the mass data transfer process to ensure they are set up correctly. Check the mapping and transformation rules.
  Adjust Filters: If filters are applied, consider relaxing them to ensure that records are not being inadvertently excluded from the comparison.
  Data Mapping Verification: Ensure that the data mapping between the source and target systems is correct and that the fields are aligned properly.
  User Authorizations: Check the user authorizations to ensure that the user has the necessary permissions to access the data in the specified table.
  Logs and Traces: Review any logs or traces generated during the mass data transfer process for additional clues or error messages that might indicate the root cause.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LSMW, LTMC (for the Data Migration Cockpit), or other data migration tools you might be using.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for the data migration tools you are using to ensure that you are following the recommended procedures.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.