Message type: E = Error
Message class:  CNVMBTRFC - Messages used in RFC Management and its objects 
Message number: 033
Message text: Import parameter values missing
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The SAP error message CNVMBTRFC033: Import parameter values missing typically occurs during the execution of a conversion program or a data migration process, particularly when using the SAP Landscape Transformation (SLT) or other data migration tools. This error indicates that certain required import parameters for a function module or program are not being provided, which prevents the process from executing successfully. Causes: Missing Parameters: The most common cause is that the required import parameters for the function module or program are not being passed correctly. This could be due to a misconfiguration in the migration settings or an oversight in the data mapping. Incorrect Mapping: If the mapping of fields from the source to the target system is incorrect or incomplete, it may lead to missing values for required parameters. Program Logic: There may be an issue in the logic of the program or function module that is supposed to handle the import parameters. Version
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