How To Fix WG030 - No supply source can be found for external req. no. &, material no. &

WG030 - Overview

• Message type: E = Error

• Message class: WG - Messages for store order and investment buy

• Message number: 030

• Message text: No supply source can be found for external req. no. &, material no. &

What causes this issue?

The source of supply could not be determined using the transmitted
data.

System Response

The order item cannot be identified and is not posted.

How to fix this error?

Maintain a source of supply for this material.

Error message extract from SAP system. Copyright SAP SE.

WG030 - Details

• Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WG030 No supply source can be found for external req. no. &, material no. &
  
  Meaning / 
  Cause:
  This error occurs during the processing of an external procurement requisition (purchase requisition or dependent requirement) when the system cannot find any valid supply source (such as a source list entry, outline agreement, or info record) for the specified material.
  In other words, SAP is trying to determine from where the material should be procured externally, but no suitable source of supply is maintained or valid for the material in question.
  Common causes include:
  
  No source list maintained for the material and plant combination.
  Source list exists but is not valid for the date of the requisition.
  No valid outline agreement (contract or scheduling agreement) exists for the material.
  Info records missing or not valid for the vendor/material/plant.
  The material master is not flagged for external procurement or relevant procurement