Message type: E = Error
Message class:  CNV_10940_MSG - Message Class for Report Variant Scan 
Message number: 585
Message text: Selection screen fields not found for following reports:
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The SAP error message CNV_10940_MSG585 typically indicates that there are selection screen fields that are expected to be present for certain reports, but they are not found. This error is often encountered during data migration or conversion processes, particularly when using SAP's tools for data migration, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
Cause: Missing Fields: The selection screen fields that the report expects are not defined in the program or are not available in the current context. Incorrect Configuration: The configuration for the migration or conversion process may be incorrect, leading to the absence of required fields. Version Mismatch: The version of the report or the migration tool may not be compatible with the current system setup. Custom Development: If there are custom reports or modifications, they may not have been properly integrated or updated to include the necessary fields.
Solution: Check Report Configuration: Verify the configuration of the report to ensure
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