Plant & does not belong to company code &

What causes this issue?

You are entering an invoice in company code &V2&. You wish to create an
item for a material in plant &V1&. This is not possible, as plant
&V1& is not assigned to company code &V2&.

System Response

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

How to fix this error?

Check the plant you entered and change it if necessary.

Error message extract from SAP system. Copyright SAP SE.