How To Fix LF741 - Unit of measurement &1 not allowed according to material master record

SAP Error Message - Details

• Message type: E = Error

• Message class: LF - Mobile Computing in Warehouse Logistics

• Message number: 741

• Message text: Unit of measurement &1 not allowed according to material master record

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LF741 - Unit of measurement &1 not allowed according to material master record ?

  The SAP error message LF741 indicates that the unit of measurement (UoM) specified in a transaction is not allowed according to the material master record for the relevant material. This typically occurs during processes such as goods movements, inventory management, or when creating purchase orders.
  Cause:
  
  Incorrect Unit of Measurement: The UoM used in the transaction does not match any of the allowed UoMs defined in the material master record.
  Material Master Configuration: The material master may not have been set up correctly, or the UoM may not have been maintained properly.
  UoM Conversion Issues: If there are conversion factors defined, they may not be set up correctly, leading to the error.
  Transaction Type Restrictions: Certain transaction types may have restrictions on the UoM that can be used.
  
  Solution:
  
  
  Check Material Master Record:
  
  Go to the material master record (transaction code MM03).
  Check the "Basic Data" and "Purchasing" views to see the allowed units of measurement.
  Ensure that the UoM you are trying to use is listed as an allowed UoM.
  
  
  
  Update Material Master:
  
  If the UoM is not allowed, you may need to add it to the material master. This can be done using transaction code MM02 to modify the material master record.
  Ensure that the UoM is correctly defined in the "Units of Measure" section.
  
  
  
  Check UoM Conversion:
  
  If you are using a UoM conversion, verify that the conversion factors are correctly defined in the material master.
  
  
  
  Review Transaction Details:
  
  Ensure that the transaction you are performing is appropriate for the UoM you are using. For example, some transactions may only allow certain UoMs.
  
  
  
  Consult Documentation:
  
  If you are unsure about the allowed UoMs or how to modify the material master, consult your organization's SAP documentation or reach out to your SAP support team.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material Master
  MM02: Change Material Master
  MM01: Create Material Master
  
  
  Unit of Measurement Configuration: You can also check the configuration of UoMs in the SAP system through the customizing transaction SPRO, under the Logistics section.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to UoMs and material master records.
  
  By following these steps, you should be able to resolve the LF741 error and ensure that the correct unit of measurement is used in your transactions.