How To Fix MW407 - Supply source determination for plants requires a delivery phase

MW407 - Overview

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 407

• Message text: Supply source determination for plants requires a delivery phase

What causes this issue?

Supply source determination requires the entry of a delivery phase for
the supply source to be determined for a plant.
Supply source determination is run with the first delivery phase data.
If you do not enter a delivery phase, supply source determination is
run for the current date.

How to fix this error?

Enter a delivery phase.

Error message extract from SAP system. Copyright SAP SE.

MW407 - Details

• The SAP error message MW407 indicates that there is an issue with the supply source determination for a plant, specifically that it requires a delivery phase. This error typically arises in the context of materials management and logistics when the system is unable to determine a valid supply source for a material in a specific plant.
  
  Cause:
  
  Missing Delivery Phase: The error suggests that the system is expecting a delivery phase to be defined for the material in question, but it is not set up correctly.
  
  Configuration Issues: There may be configuration issues in the material master or in the supply chain settings that prevent the system from determining a valid source.
  Incomplete Master Data: The material master data may be incomplete or incorrectly maintained, particularly in the areas related to purchasing and supply chain management.
  Plant-Specific Settings: The settings for the specific plant may not be correctly configured to allow for supply source determination.
  
  
  Solution:
  
  
  Check