Purchase order item & & is for plant &

What causes this issue?

The plant of order item &V1& &V2& differs from the plant entered.

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?

If you nevertheless want to process the item, cancel the plant entered.
If you only want to process the items in a certain plant, cancel the
item. All items in the plant entered will be proposed for processing.
Do not enter an item or a plant if you want to list all items of the
purchase order in the item selection list. In the selection list, you
can select the items you want to process.

Error message extract from SAP system. Copyright SAP SE.