How To Fix /SCWM/L3878 - Product &1 has no preferred UoM

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/L3 -

• Message number: 878

• Message text: Product &1 has no preferred UoM

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/L3878 - Product &1 has no preferred UoM ?

  The SAP error message /SCWM/L3878 Product &1 has no preferred UoM indicates that the specified product does not have a preferred unit of measure (UoM) defined in the system. This can occur in the context of warehouse management and inventory management processes where a preferred UoM is necessary for various operations, such as picking, packing, and inventory counting.
  Cause:
  
  Missing Configuration: The product may not have been properly configured in the system, leading to the absence of a preferred UoM.
  Data Migration Issues: If data was migrated from another system, the preferred UoM might not have been transferred correctly.
  Product Master Data: The product master data may not have been fully maintained, particularly in the context of the Warehouse Management (WM) or Extended Warehouse Management (EWM) module.
  
  Solution:
  To resolve this error, you need to define a preferred UoM for the product in question. Here are the steps to do this:
  
  
  Access the Product Master Data:
  
  Go to the transaction code MM02 (Change Material) or MM01 (Create Material) in SAP.
  Enter the product number (material number) that is causing the error.
  
  
  
  Maintain Units of Measure:
  
  Navigate to the "Sales Org. Data" or "Plant Data" views, depending on your configuration.
  Look for the section related to units of measure.
  Define a preferred UoM by selecting the appropriate unit from the list of available units.
  
  
  
  Save Changes: After entering the preferred UoM, save the changes to the product master data.
  
  
  Check for Other Configurations: Ensure that the product is also correctly configured in other relevant areas, such as inventory management and sales.
  
  
  Testing: After making the changes, perform the operation that previously triggered the error to confirm that it has been resolved.
  
  
  Related Information:
  
  Unit of Measure (UoM): In SAP, a UoM is a standard quantity used to measure the amount of a product. It can be defined in various ways, such as base unit, sales unit, purchase unit, etc.
  Product Master Data: This is critical for effective inventory management and includes various attributes of a product, including its UoM, descriptions, and other relevant data.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM02, MM01, MM03 (Display Material), and SCWM related transactions for warehouse management.
  
  By ensuring that each product has a preferred UoM defined, you can avoid this error and facilitate smoother operations within the SAP system.