How To Fix WU021 - Distribution center & does not supply distribution chain & & of plant &

WU021 - Overview

• Message type: E = Error

• Message class: WU - Promotion management messages

• Message number: 021

• Message text: Distribution center & does not supply distribution chain & & of plant &

What causes this issue?

A distribution center which is a source of supply for the material, but
does not supply the distribution chain of the plant in question, was
selected as the source of supply for the plant in question. The source
of supply cannot be used.

System Response

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

How to fix this error?

Either select another source of supply or enter the distribution chain
of the plant to be supplied in distribution center Customizing.

Error message extract from SAP system. Copyright SAP SE.

WU021 - Details

• The SAP error message WU021 typically indicates an issue related to the distribution center not being properly configured to supply a specific distribution chain for a given plant. This error can arise in various scenarios, particularly in the context of logistics and supply chain management within SAP.
  
  Cause:
  
  Missing Configuration: The distribution center may not be set up to supply the specified distribution chain. This can happen if the distribution center is not assigned to the distribution chain in the configuration settings.
  Incorrect Master Data: The master data for the distribution center, distribution chain, or plant may be incomplete or incorrect.
  Plant and Distribution Chain Relationship: There may be a lack of proper relationship or assignment between the plant and the distribution chain in the system.
  Transport Network Issues: If the transport network is not properly defined, it can lead to this error.
  
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings in SAP (usually in SPRO) and ensure