How To Fix L1140 - WM unit of measure is not maintained for the material

L1140 - Overview

• Message type: E = Error

• Message class: L1 - Message handling for WM master data

• Message number: 140

• Message text: WM unit of measure is not maintained for the material

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message L1140 - WM unit of measure is not maintained for the material ?

  The SAP error message L1140, which states "WM unit of measure is not maintained for the material," typically occurs in the Warehouse Management (WM) module when the system cannot find a defined unit of measure for a specific material in the context of warehouse operations. This can prevent various warehouse activities, such as goods movements, from being executed.
  
  Cause:
  The primary cause of this error is that the Warehouse Management (WM) unit of measure for the material has not been defined in the system. This can happen if:
  
  The material master data is incomplete.
  The WM-specific data for the material has not been maintained.
  The material is newly created and has not yet been configured for WM.
  
  
  Solution:
  To resolve this error, you need to maintain the WM unit of measure for the affected material. Here are the steps to do this:
  
  
  Access Material Master Data:
  
  Go to transaction code MM02 (Change Material) or MM03 (Display Material).
  Enter the material