Message type: E = Error
Message class:  CNVHCM_PRESEL - TDMS4HCM: Messages for Object Selection 
Message number: 148
Message text: Specify a relationship ID with additional data in restrictions of step &1
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The SAP error message CNVHCM_PRESEL148 typically occurs in the context of the SAP HCM (Human Capital Management) module, particularly when dealing with data selection or processing in a conversion or migration scenario. This error indicates that a relationship ID needs to be specified in the additional data restrictions for a particular step in the process.
Cause: The error arises when the system expects a relationship ID to be provided in the additional data restrictions for a specific step (denoted as &1 in the error message), but it is either missing or not correctly specified. This can happen due to: Incomplete Configuration: The configuration for the data selection or processing step may not have been fully set up. Missing Data: The necessary relationship ID that links the data records is not available or has not been defined. Incorrect Mapping: There may be an issue with how the data is mapped or how the relationships are defined
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