Message type: E = Error
Message class:  CNV_NCE_BAS - Number conversion engine: messages 
Message number: 057
Message text: NRIV state is not defined
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The SAP error message CNV_NCE_BAS057 with the description "NRIV state is not defined" typically occurs during the execution of a conversion or migration process, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the system is unable to find a defined state for the NRIV (Number Range Interval) object, which is essential for managing number ranges in SAP.
Cause: Missing Configuration: The NRIV state may not be properly configured in the system. This can happen if the number range intervals have not been defined or if there are inconsistencies in the configuration. Data Migration Issues: If you are migrating data from an older SAP system to a newer one, the NRIV settings may not have been correctly transferred or set up in the target system. Custom Development: If there are custom developments or modifications in the number range management, it might lead to this error if
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