How To Fix WV282 - Internal supplier &1 is not a permitted source of supply

WV282 - Overview

• Message type: E = Error

• Message class: WV - Messages about Sales Price Calculation

• Message number: 282

• Message text: Internal supplier &1 is not a permitted source of supply

What causes this issue?

The source of supply check has found that the internal vendor &V1& is
not a valid source of supply.
The current source of supply key "&V3&" (internal procurement before
external procurement) means that the internal vendor entered is checked
first. If this vendor is not valid, the source of supply determination
function searches for external vendors. The system did not find a valid
vendor for material &V2&.

System Response

No calculation can be performed for material &V2&.

How to fix this error?

Check the settings relevant to supply source determination, such as the
source of supply key, the purchasing info records if using external
procurement, the supplying sites if using internal procurement, and so
on.
Links for checking master data and Customizing:
<DS:TRAN.MM43>Display Material Master Data</>
<DS:TRAN.ME1M>Info Records - List Display</>
<DS:TRAS.WB03>Display Plant</>
<DS:TRAN.MK03>Display Vendor</>
<DS:SIMG.SIMG_CFMENUSAPCOMKJ>Reference Purchasing Organization</>

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

WV282 - Details

• The SAP error message WV282 indicates that the internal supplier specified in the transaction is not recognized as a permitted source of supply for the material or service being procured. This error typically arises in the context of procurement processes, such as when creating purchase orders or requisitions.
  
  Cause:
  
  Supplier Configuration: The internal supplier may not be properly configured in the system. This could mean that the supplier is not set up as a valid source for the specific material or service.
  Source List: The source list for the material may not include the internal supplier. The source list defines which suppliers are allowed to supply specific materials.
  Purchasing Info Record: There may not be a purchasing info record that links the material with the internal supplier.
  Material Status: The material may have a status that restricts it from being procured from certain suppliers.
  Plant Assignment: The internal supplier may not be assigned to the plant