How To Fix /SCWM/L3881 - Change of alternative UoM not allowed for this product

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/L3 -

• Message number: 881

• Message text: Change of alternative UoM not allowed for this product

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/L3881 - Change of alternative UoM not allowed for this product ?

  The SAP error message /SCWM/L3881 Change of alternative UoM not allowed for this product typically occurs in the SAP Extended Warehouse Management (EWM) module when there is an attempt to change the alternative unit of measure (UoM) for a product that is not permitted due to certain restrictions or settings in the system.
  Cause:
  
  Configuration Settings: The product may have been configured in such a way that changes to the alternative UoM are restricted. This could be due to settings in the material master or specific warehouse management settings.
  Active Stock: If there is stock already present in the warehouse for that product, changing the alternative UoM may not be allowed to maintain data integrity.
  Transaction Type: The type of transaction being performed may not support changes to the alternative UoM.
  Product Status: The product may be in a status that does not allow changes, such as being blocked or in a specific phase of the lifecycle.
  
  Solution:
  
  Check Material Master: Review the material master data for the product in question. Ensure that the alternative UoM settings are correctly configured and that the product is not blocked or restricted.
  Stock Levels: If there is stock in the warehouse, consider whether it is necessary to change the alternative UoM. If it is essential, you may need to clear the stock first (e.g., by performing a stock transfer or adjusting inventory).
  Review Transaction: Ensure that the transaction you are attempting to perform is appropriate for changing the alternative UoM. If not, consider using a different transaction or process.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on changing alternative UoM settings.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert to investigate further.
  
  Related Information:
  
  Material Master Data: The material master is a central repository of information about materials in SAP. Changes to UoM settings are typically managed here.
  Warehouse Management Configuration: Review the configuration settings in the EWM module to ensure that they align with your business processes.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional guidance.
  User Authorization: Ensure that you have the necessary authorizations to make changes to the material master and alternative UoM settings.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.