Message type: E = Error
Message class:  CNV20305 - Messages for conversion packages in CO 
Message number: 060
Message text: In no.rg. &2 of target CoARr &1, documents &3 are from CoAr &4
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The SAP error message CNV20305060 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 mismatch in the company codes or accounting areas between the source and target systems during the data transfer.
Cause: The error message CNV20305060 is triggered when: The documents being migrated belong to a different company code (CoAr) than the one specified in the target company code (CoARr). There is an inconsistency in the mapping of company codes or accounting areas between the source and target systems.
Solution: To resolve this error, you can take the following steps: Check Mapping Configuration: Review the mapping of company codes and accounting areas in your migration settings. Ensure that the source company codes are correctly mapped to the target company codes. Data Validation: Validate the data in the source system to ensure that the documents you are trying to migrate belong to the
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