How To Fix CNV_20900204 - There is no Duplicate

CNV_20900204 - Overview

• Message type: E = Error

• Message class: CNV_20900 - Message class for package CNV_20900

• Message number: 204

• Message text: There is no Duplicate

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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CNV_20900204 - Details

• The SAP error message CNV_20900204: There is no Duplicate typically occurs during data migration or conversion processes, particularly when using SAP's data migration tools like the SAP S/4HANA Migration Cockpit or other conversion tools. This error indicates that the system is expecting to find a duplicate entry in the data being processed, but it cannot find one.
  
  Cause:
  
  Data Integrity Issues: The data being migrated may not have the expected duplicates. This could be due to incorrect data preparation or transformation before the migration.
  
  Configuration Issues: The migration settings or mapping may not be correctly configured to handle duplicates.
  Business Logic: The business rules defined in the migration process may require duplicates that are not present in the source data.
  
  
  Solution:
  
  Check Source Data: Review the source data to ensure that it contains the expected duplicates. You may need to adjust the data extraction or transformation process to ensure that duplicates are created where necessary.
  Adjust Migration