How To Fix WC120 - Sales unit & for material & not maintained in material master

SAP Error Message - Details

• Message type: E = Error

• Message class: WC - POS interface - outbound and Tickets & Additionals

• Message number: 120

• Message text: Sales unit & for material & not maintained in material master

What causes this issue?

The system tried to prepare sales unit &V2& of material &V1&. This
sales unit either does not exist or could not be read.

System Response

The record could not be prepared for POS outbound.

How to fix this error?

<DS:TRAN.MM42>Maintain the sales unit</> or contact your system
administrator if this sales unit already exists.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WC120 - Sales unit & for material & not maintained in material master ?

  The SAP error message WC120 indicates that the sales unit for a material is not maintained in the material master. This error typically arises when you attempt to perform sales-related transactions (like creating a sales order or a delivery) for a material that lacks the necessary sales unit information.
  Cause:
  The primary cause of the WC120 error is that the sales unit (also known as the sales unit of measure) has not been defined for the material in the material master record. The sales unit is essential for sales processes as it determines how the material is sold to customers.
  Solution:
  To resolve the WC120 error, you need to maintain the sales unit for the material in the material master. Here are the steps to do this:
  
  
  Access the Material Master:
  
  Use transaction code MM02 (Change Material) or MM01 (Create Material) in SAP.
  
  
  
  Enter Material Number:
  
  Input the material number for which you are receiving the error.
  
  
  
  Select Views:
  
  Choose the appropriate views to maintain. You typically need to select the "Sales Org. Data" view (Sales Organization Data 1 and/or Sales Organization Data 2).
  
  
  
  Maintain Sales Unit:
  
  In the Sales Organization Data view, look for the field labeled "Sales Unit" or "Sales UoM."
  Enter the appropriate sales unit for the material. This should correspond to how the material is sold (e.g., each, box, pallet, etc.).
  
  
  
  Save Changes:
  
  After entering the sales unit, save your changes.
  
  
  
  Verify:
  
  You can verify that the sales unit has been correctly maintained by using transaction code MM03 (Display Material) and checking the Sales Org. Data view.
  
  
  
  Related Information:
  
  Sales Unit of Measure: This is the unit in which the material is sold. It can differ from the base unit of measure used for inventory management.
  Material Master Views: The material master has various views, and the sales-related information is typically found in the Sales Organization Data views.
  Unit of Measure (UoM) Configuration: Ensure that the sales unit is defined in the unit of measure settings in SAP. You can check this in the configuration settings under Logistics > General > Material Master > Basic Settings > Units of Measure.
  Error Handling: If you continue to encounter issues after maintaining the sales unit, check for other related settings or consult with your SAP support team for further troubleshooting.
  
  By following these steps, you should be able to resolve the WC120 error and proceed with your sales transactions.