Message type: E = Error
Message class:  CNV_10020 - Message class for package 10020 
Message number: 209
Message text: &1 &2 -> exclude was not deleted
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The SAP error message CNV_10020209 typically relates to issues encountered during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. The message indicates that an exclusion entry was not deleted as expected during the migration process.
Cause: The error message CNV_10020209 can occur due to several reasons, including: Data Integrity Issues: There may be data integrity issues in the source system that prevent the deletion of the exclusion entry. Configuration Errors: Incorrect configuration settings in the migration cockpit or the migration project can lead to this error. Authorization Issues: The user executing the migration may not have the necessary authorizations to delete the exclusion entries. Technical Errors: There could be underlying technical issues, such as database locks or inconsistencies in the migration tables.
Solution: To resolve the error CNV_10020209, you can follow these steps: Check Logs: Review the detailed logs of the migration process to identify any specific issues or warnings that
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