Purchasing information for posting missing for FSD type &1

What causes this issue?

You attempted to save and transfer a freight settlement document from
SAP Transportation Management system to S/4 Hana system. However, the
system cannot post the document because some key information is missing.
You did not specify a purchasing document type, material group, and
plant in Customizing. The system needs this information to map to the
correct information in Material Management (MM). The system cannot
create a purchase order and SES.

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?

Contact your system administrator.

Procedure for System Administrators

You must enter a purchasing document type, material group, and plant for
the relevant freight settlement document type in Customizing for
Transportation Management under <LS>Settlement</> -> <LS>Freight
Settlement </>-> <LS>Integration for Settlement Posting</> -> <LS>Assign
Purchasing Information for Posting</>

Error message extract from SAP system. Copyright SAP SE.