Message type: E = Error
Message class:  CNV_20200_CHECK - Messages for check functions (company code merge) 
Message number: 366
Message text: Company code - FM Area:
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.
To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.
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The SAP error message CNV_20200_CHECK366 typically relates to issues encountered during the conversion process in SAP, particularly when dealing with the Financial Management (FM) area and company codes. This error is part of the SAP Conversion Tools, which are used during system migrations or upgrades, especially when transitioning to S/4HANA.
Cause: The error message CNV_20200_CHECK366 indicates that there is a mismatch or inconsistency between the company code and the FM area. This can occur due to several reasons, such as: Missing Configuration: The FM area may not be properly assigned to the company code in the system configuration. Data Inconsistencies: There may be inconsistencies in the data related to the company code and FM area, such as missing entries or incorrect mappings. Authorization Issues: The user executing the conversion may not have the necessary authorizations to access or modify the relevant configurations.
Solution: To resolve the error, you can follow these steps: Check Configuration: Go to the configuration settings
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