Message type: E = Error
Message class:  CNV_20200_CHECK - Messages for check functions (company code merge) 
Message number: 084
Message text: Company code &1 with local currency: &2 (2nd: &3, 3rd: &4)
Company Code &V1& with:
Local Currency       : &V2&
Second Local Currency: &V3&
Third Local Currency : &V4&
Information
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_20200_CHECK084 typically relates to issues encountered during data migration or conversion processes, particularly when dealing with company codes and their associated local currencies. This error is part of the SAP Conversion Tools and is often seen during the use of the SAP S/4HANA Migration Cockpit or other data migration tools.
Cause: The error message CNV_20200_CHECK084 indicates that there is a discrepancy or inconsistency in the configuration of the company code and its local currency. The specific causes can include: Incorrect Configuration: The company code may not be properly configured with the correct local currency in the system. Currency Mismatch: The local currency defined for the company code does not match the expected currency for the data being migrated. Missing Currency Settings: The local currency settings for the company code may be missing or incorrectly set up in the system. Data Inconsistencies: There may be inconsistencies in the data being migrated, such as
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