Message type: E = Error
Message class:  CNV_NCE_BAS - Number conversion engine: messages 
Message number: 446
Message text: Number range number required
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The SAP error message CNV_NCE_BAS446 with the description "Number range number required" typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that a number range object is expected but has not been provided or is not properly configured.
Cause: Missing Number Range Assignment: The number range object required for the specific data migration process is not assigned or configured in the system. Incorrect Configuration: The number range may be incorrectly set up or not activated in the system. Data Migration Settings: The settings in the migration cockpit or the data migration tool may not include the necessary number range information.
Solution: Check Number Range Configuration: Go to transaction SNRO (Number Range Objects) and check if the relevant number range object is defined and active. Ensure that the number range intervals are correctly defined and that they are not exhausted. Assign Number Range: If the number
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