Message type: E = Error
Message class:  CNV_20110 - Pre-analysis for chart of accounts conversion 
Message number: 019
Message text: Not all company codes of controlling area &1 were specified.
The chart of accounts is defined at controlling area level.
Consequently, all company code that belong to a given controlling area
must use the chart of accounts that was defined for this controlling
area.
The check program found out that a company code belonging to
controlling area &V1& is meant to use the new chart of accounts &V4&,
while company code &V2& is meant to keep using the old chart of
accounts &V3&. Consequently, there would be more than one chart of
accounts at controlling area level.
Assign the new chart of accounts &V4& to company code &V2& by including
company code &V2& in your mapping table for the old chart of accounts
&V3&.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_20110019 indicates that not all company codes associated with a specific controlling area have been specified in a particular context, often during a data migration or conversion process. This error typically arises in the context of the SAP Conversion or Migration project, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
Cause: The error occurs when: The system expects a complete list of company codes that belong to a controlling area, but some company codes are missing from the input or configuration. There may be inconsistencies in the configuration of the controlling area and the company codes, such as missing entries or incorrect assignments.
Solution: To resolve this error, you can follow these steps: Check Company Code Configuration: Go to the SAP transaction code OBY6 (or use the appropriate transaction for your version) to review the configuration of company codes and their assignment to controlling areas. Ensure that all company codes that should
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