Message type: E = Error
Message class:  CNV_MBT_46 - PCL message class 
Message number: 190
Message text: No references maintained for migration object &1
The reference information corresponding to the migration object is not
maintained.  The selection group member information is mapped to the
migration object/structure and fields.  This mapping is called reference
maintenance.  This reference is not maintained
The where clause information for a particular migration object consists
of the fields on which the migration object information is selected.
Goto Selection Group Hierarchy and maintain the references of the
selection group for the migration object.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_MBT_46190 indicates that there are no references maintained for a specific migration object in the context of a data migration project. This error typically arises during the execution of a migration process using the SAP S/4HANA Migration Cockpit or other migration tools.
Cause: The error occurs when the migration object specified (denoted by &1 in the error message) does not have any references or mapping defined in the system. This can happen due to several reasons: Missing Configuration: The migration object may not have been properly configured in the system. Incorrect Object Name: The object name provided may be incorrect or not exist in the migration settings. Data Model Changes: Changes in the data model or migration objects that have not been updated in the migration cockpit. Transport Issues: If the migration object was transported from another system, it may not have been fully activated or configured in the target system.
Solution: To resolve
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