No CPE formula assembly procedure could be determined

What causes this issue?

No procedure could be determined for assembling formulas of the
Commodity Pricing Engine (CPE) using the following key fields:
Group for Calculation Schema (Purchasing Organization): ,, &V1&
Group for Calculation Schema (Supplier): ,, &V2&

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

System Response

No CPE formulas can be determined in this purchase order.

How to fix this error?

Contact your system administration.

Procedure for System Administrators

Check the schema group of supplier &V3& and if necessary correct the
supplier master data with
<DS:TRAN.MK02>Change Supplier</> for purchasing organization &V4&.
Check the schema group of the purchasing organization &V4&. Use
<DS:SIMG.SIMG_CFMENUOLMEOMER6>Define Schema Group</> to correct the
customizing if required.
<DS:SIMG.CPEV_MM_FA_PROC>Determine Procedure for Formula Assembly</> and
assign a valid CPE determination procedure and routine to the schema
groups of purchasing organization &V4& and supplier &V3&.

Error message extract from SAP system. Copyright SAP SE.