How To Fix L4026 - Unit of measure & is not maintained

L4026 - Overview

• Message type: E = Error

• Message class: L4 - LVS inventory

• Message number: 026

• Message text: Unit of measure & is not maintained

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message L4026 - Unit of measure & is not maintained ?

  The SAP error message L4026, which states "Unit of measure & is not maintained," typically occurs in the context of inventory management or logistics when the system encounters a unit of measure (UoM) that has not been defined or maintained in the system. This can happen in various scenarios, such as when creating or processing material documents, purchase orders, or sales orders.
  
  Cause:
  
  Missing UoM Definition: The specified unit of measure is not defined in the system for the material in question.
  Incorrect UoM Usage: The UoM being used may not be valid for the material or may not be set up correctly in the material master.
  
  Configuration Issues: There may be issues with the configuration of the material master data or the unit of measure settings in the system.
  
  
  Solution:
  
  
  Check Material Master:
  
  Go to the material master record (transaction code MM03).
  Check the "Basic Data" and "Purchasing" views to see if the unit of measure is