Message type: E = Error
Message class:  CNV_20400_CHECK - Messages for check functions (controlling area merge) 
Message number: 053
Message text: Controlling area &1 uses currency type &2
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The SAP error message CNV_20400_CHECK053 indicates that there is an issue related to the currency type used in a controlling area. Specifically, it suggests that the controlling area identified by &1 is using a currency type identified by &2, which may not be compatible with the operation you are trying to perform.
Cause: Currency Type Mismatch: The controlling area is set up to use a specific currency type (e.g., company code currency, group currency, or transaction currency), and the operation you are attempting may require a different currency type.
Configuration Issues: There may be a misconfiguration in the controlling area settings or in the currency settings of the related financial documents. Data Migration Issues: If this error occurs during a data migration process, it could be due to incorrect mapping of currency types between the source and target systems.
Solution: Check Controlling Area Settings: Go to the configuration settings for the controlling area in SAP (Transaction code:
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