How To Fix WV279 - External supplier &1 is not a permitted source of supply

SAP Error Message - Details

• Message type: E = Error

• Message class: WV - Messages about Sales Price Calculation

• Message number: 279

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

What causes this issue?

The source of supply check has found that external vendor &V1& is not a
valid source of supply.
The current source of supply key "&V3" (external supply before internal
supply) first checks the the external vendor entered. If this vendor is
not valid, the source of supply determination function searches for
internal vendors. External vendor &V4& was found using this method,
however.

System Response

No price can be calculated for material &V2&.

How to fix this error?

If desired, repeat the calculation with vendor &V4&.
Alternatively, check the settings that are relevant for determining the
source of supply, such as the source of supply key, purchasing info
records if using external procurement, or 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>Display List of Info Records</>
<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.

Smart SAP Assistant

• What is the cause and solution for SAP error message WV279 - External supplier &1 is not a permitted source of supply ?

  The SAP error message WV279, which states "External supplier &1 is not a permitted source of supply," typically occurs in the context of procurement and sourcing within the SAP system. This error indicates that the external supplier you are trying to use for a purchase order or procurement process is not recognized as an authorized or permitted source of supply for the specific material or service you are trying to procure.
  Causes:
  
  Supplier Not Approved: The supplier may not be approved or set up in the system as a valid source for the specific material or service.
  Source List Configuration: The source list for the material may not include the external supplier, or the supplier may be marked as inactive.
  Purchasing Info Record: There may be no purchasing info record for the material and the supplier combination.
  Material Master Settings: The material master data may not be configured to allow procurement from the specified supplier.
  Plant-Specific Settings: The supplier may not be permitted for the specific plant or purchasing organization.
  
  Solutions:
  
  Check Supplier Status: Verify if the supplier is approved and active in the system. If not, you may need to initiate the supplier approval process.
  Update Source List: Go to the source list for the material and add the external supplier if it is not listed. Ensure that the supplier is marked as a valid source.
  
  Transaction Code: ME01 (Create Source List) or ME02 (Change Source List).
  
  
  Create or Update Purchasing Info Record: Ensure that there is a purchasing info record for the material and the supplier. If it does not exist, create it.
  
  Transaction Code: ME11 (Create Purchasing Info Record) or ME12 (Change Purchasing Info Record).
  
  
  Review Material Master Data: Check the material master data to ensure that it allows procurement from the specified supplier.
  
  Transaction Code: MM02 (Change Material).
  
  
  Check Plant and Purchasing Organization Settings: Ensure that the supplier is permitted for the specific plant and purchasing organization you are working with.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME01, ME11, MM02, and ME12 for managing source lists and purchasing info records.
  Authorization: Ensure that you have the necessary authorizations to make changes to supplier data, source lists, and purchasing info records.
  Documentation: Refer to SAP documentation or your organization's procurement policies for guidelines on supplier management and procurement processes.
  
  If the issue persists after checking the above points, it may be necessary to consult with your SAP support team or a functional consultant for further investigation.