&1 &2 is assigned to CO area &3, not &4

What causes this issue?

You have made an account assignment to &V1& &V2&. This account
assignment object is assigned to controlling area &V3&, but you are
posting in controlling area &V4& which may have been derived from the
plant or the company code.

System Response

The posting is not permitted.

How to fix this error?

Make an account assignment to an object assigned to controlling area
&V4&.

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.