How To Fix WM203 - Sales unit can only be supplied with a material number

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 203

• Message text: Sales unit can only be supplied with a material number

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WM203 - Sales unit can only be supplied with a material number ?

  The SAP error message WM203 ("Sales unit can only be supplied with a material number") typically occurs in the context of warehouse management and sales order processing. This error indicates that the system is expecting a material number to be associated with a sales unit, but it is not found or is not properly configured.
  Cause:
  
  Missing Material Number: The sales unit is not linked to a valid material number in the system.
  Incorrect Configuration: The material master data may not be set up correctly, particularly in the sales and distribution (SD) or warehouse management (WM) views.
  Sales Unit Definition: The sales unit defined in the system may not correspond to any existing material number.
  Data Inconsistency: There may be inconsistencies in the data between the sales order and the material master.
  
  Solution:
  
  
  Check Material Master:
  
  Go to the material master record (transaction code MM03) and verify that the material number is correctly defined and active.
  Ensure that the sales unit is correctly defined in the sales view of the material master.
  
  
  
  Review Sales Order:
  
  Check the sales order (transaction code VA03) to ensure that the material number is correctly entered and corresponds to the sales unit being used.
  
  
  
  Update Sales Unit:
  
  If the sales unit is incorrect, update it to match a valid material number that exists in the system.
  
  
  
  Configuration Check:
  
  Review the configuration settings in the SAP system related to sales units and material numbers. This may involve checking the settings in the customizing (transaction code SPRO).
  
  
  
  Data Consistency:
  
  Run consistency checks to ensure that there are no discrepancies between the sales order and the material master data.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific details on how to configure sales units and material numbers.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material Master
  VA03: Display Sales Order
  SPRO: Customizing Implementation Guide
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Roles: Ensure that the user has the necessary permissions to view and edit material master data and sales orders.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in sales and distribution or warehouse management.