Message type: E = Error
Message class:  CNV20551 - message for package 20551 (company code delete) 
Message number: 399
Message text: Pool table &1 to be deleted via pool &2; exclude indic. set in CNVTABLES
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The SAP error message CNV20551399 indicates an issue related to the deletion of a pool table in the context of a data migration or conversion process. This error typically arises during the execution of a data conversion project, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
Cause: The error message suggests that there is an attempt to delete a pool table (a table that is part of a pool of tables in the database) that is linked to another pool table. The specific mention of "exclude indic. set in CNVTABLES" indicates that there is a configuration or setting in the CNVTABLES table that is preventing the deletion of the specified pool table.
Solution: To resolve this error, you can follow these steps: Check CNVTABLES Configuration: Access the CNVTABLES table in your SAP system. Look for the entries related to the pool table mentioned in the error message. Ensure that the configuration allows for the deletion
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