How To Fix /SCWM/L3879 - Stock has outbound delivery reference; UoM cannot be changed

/SCWM/L3879 - Overview

• Message type: E = Error

• Message class: /SCWM/L3 -

• Message number: 879

• Message text: Stock has outbound delivery reference; UoM cannot be changed

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

/SCWM/L3879 - Details

• The SAP error message /SCWM/L3879 Stock has outbound delivery reference; UoM cannot be changed typically occurs in the context of SAP Extended Warehouse Management (EWM) when you attempt to change the unit of measure (UoM) for stock that is already referenced in an outbound delivery. This situation arises because the system prevents changes to stock that is tied to an active outbound delivery to maintain data integrity and avoid inconsistencies in the delivery process.
  
  Cause:
  
  Outbound Delivery Reference: The stock you are trying to modify has an outbound delivery reference, meaning it is already allocated for shipment to a customer or another location.
  Unit of Measure Change: You are attempting to change the unit of measure for this stock, which is not allowed while it is still linked to an outbound delivery.
  
  
  Solution:
  To resolve this error, you can consider the following approaches:
  
  
  Remove the Outbound Delivery Reference:
  
  If possible, you can cancel or delete the outbound