Message type: E = Error
Message class:  CNV_LTHCM_S_10 - LT HCM: Message Class for Data Selection 
Message number: 021
Message text: HCM object selection is inactive
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The SAP error message CNV_LTHCM_S_10021 indicates that the HCM (Human Capital Management) object selection is inactive during a data migration or conversion process. This error typically arises in the context of using the SAP Landscape Transformation (SLT) or other data migration tools when trying to select or process HCM-related objects.
Cause: Inactive Object Selection: The error suggests that the selection criteria for HCM objects are not active or have not been properly configured.
Configuration Issues: There may be issues with the configuration settings in the migration tool or the source system that prevent the selection of HCM objects. Authorization Issues: The user executing the migration may not have the necessary authorizations to access or select HCM objects. Technical Issues: There could be underlying technical issues with the SAP system or the migration tool that are causing the selection to be inactive.
Solution: Check Object Selection Configuration: Ensure that the HCM object selection criteria are correctly configured and activated
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