Message type: E = Error
Message class:  CNV20200 - Messages for development class CNV_20200 
Message number: 604
Message text: Specified table does not exists in special priority handling
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The SAP error message CNV20200604 indicates that a specified table does not exist in the context of special priority handling, typically related to data migration or conversion processes. This error is often encountered during the execution of SAP's data migration tools, particularly in the context of the SAP S/4HANA migration or other data conversion projects.
Cause: Missing Table: The most straightforward cause is that the table referenced in the error message does not exist in the database. This could be due to: The table not being created or activated in the system. The table being deleted or not included in the current database schema. A typo or incorrect table name in the migration configuration. Incorrect Configuration: The migration or conversion process may be incorrectly configured, leading to references to non-existent tables. Version Mismatch: If you are using a version of SAP that does not support certain tables or if the migration tool is not compatible with the
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