Message type: E = Error
Message class:  CNV_MBT_46 - PCL message class 
Message number: 405
Message text: Select one valueset
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The SAP error message CNV_MBT_46405 typically occurs during the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system requires the selection of a specific valueset, but none has been selected or the selection is invalid.
Cause: No Valueset Selected: The user has not selected any valueset from the available options. Invalid Selection: The selected valueset may not be valid for the operation being performed.
Configuration Issues: There may be issues with the configuration of the migration project or the valuesets defined in the system.
Solution: Select a Valid Valueset: Go back to the migration cockpit or the relevant screen where the error occurred. Ensure that you select a valid valueset from the dropdown or selection list provided. Check Valueset Configuration: Verify that the valuesets are correctly configured in the system. This may involve checking the settings in the migration project or the relevant customizing settings. Ensure that the valuesets are
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