How To Fix DMCLG490 - Start of comparison of migration objects for table &1

DMCLG490 - Overview

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 490

• Message text: Start of comparison of migration objects for table &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMCLG490 - Start of comparison of migration objects for table &1 ?

  The SAP error message DMCLG490, which states "Start of comparison of migration objects for table &1," typically occurs during data migration processes, particularly when using the Data Migration Cockpit or similar tools. This message indicates that the system is attempting to compare migration objects for a specific table, but there may be issues that prevent it from completing successfully.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data being migrated, such as missing or incorrect entries.
  
  Configuration Issues: The migration objects may not be properly configured or mapped to the target structure.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to perform the operation.
  Technical Errors: There could be underlying technical issues, such as database locks or connectivity problems.
  Version Compatibility: The version of the migration tool or the SAP system may not be compatible with the data being migrated.
  
  Solutions:
  
  Check Data Consistency: Review the data in the source and