Message type: E = Error
Message class:  CNV_20200_CHECK - Messages for check functions (company code merge) 
Message number: 006
Message text: Company codes are merged but not their associated CO areas
Participating company codes are assigned to different controlling areas.
Company codes are merged but not their associated controlling areas.
Error
A merge of the controlling areas must be done in addition to the company
code merge (either simultaneously, or before the merge).
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_CHECK006 indicates that there is an issue related to the merging of company codes and their associated controlling (CO) areas during a data migration or system conversion process. Specifically, this error occurs when company codes have been merged, but their corresponding CO areas have not been merged or aligned accordingly.
Cause: Mismatched CO Areas: The company codes that are being merged are still linked to different CO areas. In SAP, each company code can be assigned to a specific CO area, and if these are not aligned during the merging process, it leads to inconsistencies. Data Migration Issues: During data migration, if the mapping of company codes to CO areas is not correctly defined, it can result in this error.
Configuration Issues: The configuration settings in the SAP system may not be set up to allow for the merging of company codes and CO areas.
Solution: Review CO Area Assignments: Check the
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