How To Fix LTRM001 - UOM &1 is not defined as a UOM of &2; choose a different value

SAP Error Message - Details

• Message type: E = Error

• Message class: LTRM - TRM Generic error messages

• Message number: 001

• Message text: UOM &1 is not defined as a UOM of &2; choose a different value

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LTRM001 - UOM &1 is not defined as a UOM of &2; choose a different value ?

  The SAP error message LTRM001 indicates that the unit of measure (UOM) you are trying to use is not defined for the material or object you are working with. This typically occurs in scenarios involving logistics, inventory management, or material master data where specific units of measure are required.
  Cause:
  
  Undefined UOM: The UOM you are trying to use (denoted as &1 in the error message) is not defined in the system for the material or object (denoted as &2).
  Incorrect Configuration: The material master may not have the necessary UOMs configured in its settings.
  Data Entry Error: There may be a typographical error in the UOM being entered.
  Missing UOM in Master Data: The UOM might not be included in the list of allowed UOMs for the specific material type or category.
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03).
  Check the UOM settings under the relevant views (Basic Data, Purchasing, Sales, etc.).
  Ensure that the UOM you are trying to use is listed as a valid UOM for that material.
  
  
  
  Define UOM:
  
  If the UOM is not defined, you can add it by going to the transaction code CUNI (Unit of Measure Conversion) or MM02 (to change the material master).
  Ensure that the UOM is correctly assigned to the material and that it is valid for the relevant transactions.
  
  
  
  Review UOM Settings:
  
  Check the configuration settings for UOM in the customizing settings (transaction code SPRO).
  Navigate to Logistics - General > Master Data > Units of Measure to ensure that the UOM is properly defined and linked to the material.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for specific guidelines on UOM configuration and usage.
  
  
  
  Contact Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  Unit of Measure (UOM): A standard quantity used to measure the amount of a product or material. Common examples include pieces (EA), kilograms (KG), liters (L), etc.
  Material Master: A central repository of information related to materials in SAP, which includes various data views that define how materials are managed and processed.
  Transaction Codes:
  
  MM03: Display Material Master
  MM02: Change Material Master
  CUNI: Unit of Measure Conversion
  SPRO: Customizing Implementation Guide
  
  
  
  By following these steps, you should be able to identify the cause of the error and implement the necessary changes to resolve it.