Message type: E = Error
Message class:  CNV20600 - message class for package 20600 
Message number: 019
Message text: CNVFIELDS modified: &1-&2 excluded from conversion
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The SAP error message CNV20600019 with the description "CNVFIELDS modified: &1-&2 excluded from conversion" typically occurs during data migration or conversion processes, particularly when using SAP's Conversion Tools or the SAP S/4HANA Migration Cockpit. This error indicates that certain fields (denoted by &1 and &2) have been modified in a way that they are now excluded from the conversion process.
Cause: Field Modification: The fields specified in the error message have been altered in the source system or the target system, which may lead to incompatibility or exclusion from the conversion process.
Configuration Issues: There may be configuration settings in the migration tool that prevent these fields from being processed. Data Mapping Issues: The mapping of data between the source and target systems may not be correctly defined, leading to the exclusion of certain fields. Version Compatibility: The version of the source or target system may not support the conversion of the specified fields.
Solution: Review Field
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