How To Fix WU251 - Error during supply source determination

WU251 - Overview

• Message type: E = Error

• Message class: WU - Promotion management messages

• Message number: 251

• Message text: Error during supply source determination

What causes this issue?

No source of supply could be properly assigned for the item.

Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message WU251 - Error during supply source determination ?

  The SAP error message WU251, which indicates "Error during supply source determination," typically occurs during the process of determining the appropriate supply source for a material in the system. This can happen in various scenarios, such as during the creation of a purchase order, production order, or when performing a stock transfer.
  Causes of WU251 Error
  
  Missing or Incorrect Master Data: The material master data, vendor master data, or info records may be incomplete or incorrectly maintained.
  Supply Source Not Available: The system may not find any valid supply sources for the material due to various reasons, such as:
  No valid purchase info records.
  No valid contracts or scheduling agreements.
  The vendor is blocked or inactive.
  
  
  
  Configuration Issues: The configuration settings for the supply source determination process may not be set up correctly.
  Plant or Storage Location Issues: The plant or storage location may not be properly assigned or may not have the necessary data.
  MRP Settings: If the