Chart of accounts for company code and controlling area differ

What causes this issue?

Controlling area &V2& has been allocated to company code &V1&.
However, the chart of accounts to which this controlling area is
allocated is not the same as that of the company code.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Change the controlling area's chart of accounts; otherwise you will not
be able to make any postings.

Error message extract from SAP system. Copyright SAP SE.