Message type: E = Error
Message class:  CNV20600 - message class for package 20600 
Message number: 005
Message text: Check mapping of company codes:
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
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The SAP error message CNV20600005, which states "Check mapping of company codes," typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the implementation of SAP S/4HANA. This error indicates that there is an issue with the mapping of company codes in the data being processed.
Cause: Incorrect Mapping: The company codes in the source data may not be correctly mapped to the target company codes in the SAP system. Missing Company Codes: The company codes referenced in the source data may not exist in the target SAP system. Data Format Issues: The format of the company codes in the source data may not match the expected format in the target system.
Configuration Issues: There may be configuration issues in the SAP system that prevent the proper recognition of company codes.
Solution: Check Mapping Configuration: Go to the mapping configuration in the data migration tool you are using (e.g., SAP S/4HANA
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