Message type: E = Error
Message class:  CNVA_20400_CHECK - Messages for contorlling areas checks 
Message number: 081
Message text: Implicit change of Currency Types.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNVA_20400_CHECK081 typically relates to issues with currency types during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an implicit change in currency types that is not allowed or not properly handled in the migration process.
Cause: The error can occur due to several reasons, including: Inconsistent Currency Types: The source and target systems may have different currency types defined, leading to conflicts during the data migration. Missing Configuration: The necessary configuration for currency types may not be set up correctly in the target system. Data Mapping Issues: The mapping of currency fields between the source and target systems may not be correctly defined, leading to implicit changes that are not allowed. Data Integrity Violations: The data being migrated may violate integrity constraints related to currency types.
Solution: To resolve the CNVA_20400_CHECK081 error, you can follow these steps: Check Currency Configuration: Ensure that
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