TA &, supplier no. &, POrg &: & not proc.; LTSNR, WERKS do not exist

What causes this issue?

The transaction cannot be carried out for the vendor and the purchasing
organization. You wish to process different data, but the identifiers of
the data retention levels (vendor sub-range and/or plant) have not been
maintained.

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?

Error message extract from SAP system. Copyright SAP SE.