Message type: E = Error
Message class:  CNV_20100 - Messageclass for chart of account conversion 
Message number: 620
Message text: No charts of accounts specified for conversion
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The SAP error message CNV_20100620: No charts of accounts specified for conversion typically occurs during the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the system cannot find any charts of accounts (CoA) defined for the conversion process, which is essential for mapping financial data correctly.
Cause: Missing Configuration: The charts of accounts may not be defined in the system or not properly configured for the migration project. Incorrect Project Settings: The migration project settings may not include the necessary charts of accounts. Data Mapping Issues: There may be issues with how the source data is mapped to the target system, leading to the absence of a specified CoA. Authorization Issues: The user executing the migration may not have the necessary authorizations to access the charts of accounts.
Solution: Define Charts of Accounts: Ensure that the charts of accounts are defined in the target SAP system.
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