Message type: E = Error
Message class:  CNV20200 - Messages for development class CNV_20200 
Message number: 197
Message text: &1 AVIK header with (BUKRS,KOART,KONTO,AVSID)=&2 missing; &3=&4
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The SAP error message CNV20200197 typically relates to issues encountered during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This specific error indicates that there is a missing AVIK (Account Assignment) header for a given combination of company code (BUKRS), account type (KOART), account number (KONTO), and assignment ID (AVSID).
Cause: The error can occur due to several reasons: Missing Data: The AVIK header data for the specified combination is missing in the source data or was not properly migrated. Data Inconsistency: There may be inconsistencies in the data being migrated, such as incorrect mappings or missing relationships between the header and line items.
Configuration Issues: There might be configuration issues in the target system that prevent the proper recognition of the AVIK header.
Solution: To resolve this error, you can take the following steps: Check Source Data: Verify the source data to ensure that the AVIK header exists for
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