Message type: E = Error
Message class:  CNV20200 - Messages for development class CNV_20200 
Message number: 387
Message text: Reference CoCd &1 and company with same name but with differ. target val.
The reference company code &V1& and the related company &V3& have the
same ID now, but different target values.
The target value for company code &V1& is &V2&.
The target value for company &V3& is &V4&.
Warning
Find out if this mapping is really correct.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV20200387 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is a conflict with the company code (CoCd) and the target values associated with it. Specifically, it suggests that there are multiple entries for a company with the same name but different target values, which can lead to ambiguity in the migration process.
Cause: Duplicate Company Codes: The error arises when there are multiple company codes with the same name but different identifiers or target values in the system. Data Inconsistency: There may be inconsistencies in the source data that lead to the same company name being associated with different company codes or target values.
Configuration Issues: Incorrect configuration in the migration settings or mapping can also lead to this error.
Solution: Check Company Code Configuration: Review the company codes in the source and target systems to
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