Message type: E = Error
Message class:  CNV_MBT_46 - PCL message class 
Message number: 106
Message text: Variant & already exists
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The SAP error message CNV_MBT_46106 indicates that a variant with the specified name already exists in the system. This error typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools.
Cause: The error is caused by an attempt to create a new variant (for example, for a report or a selection screen) that has the same name as an existing variant. This can happen if: The variant name is hardcoded or reused in the migration process. There is a lack of uniqueness in the naming convention for variants. The migration process is being run multiple times without cleaning up previous variants.
Solution: To resolve this error, you can take the following steps: Check Existing Variants: Use transaction code SE38 or SA38 to run the report associated with the variant and check if the variant already exists. You can also check in the variant management screen (transaction code SE93 or
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