Message type: E = Error
Message class:  CNV20305 - Messages for conversion packages in CO 
Message number: 053
Message text: Mapping of BTs for CoAr to intervals remains unchanged.
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The SAP error message CNV20305053, which states "Mapping of BTs for CoAr to intervals remains unchanged," typically occurs during the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error is related to the mapping of business transactions (BTs) to intervals in the context of data conversion or migration.
Cause: Mapping Configuration: The error usually indicates that the mapping of business transactions to intervals has not been properly configured or remains unchanged from a previous state. This can happen if the mapping rules are not defined correctly or if there are no new mappings provided for the conversion process. Data Inconsistencies: There may be inconsistencies or missing data in the source system that prevent the mapping from being applied correctly. Migration Cockpit Settings: The settings in the Migration Cockpit may not be aligned with the expected configurations for the business transactions and their corresponding intervals.
Solution: Review Mapping Configuration: Check
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