How To Fix MG439 - Trans. &: conversion factors for export unit & not transferred

SAP Error Message - Details

• Message type: E = Error

• Message class: MG - Batch input: material master

• Message number: 439

• Message text: Trans. &: conversion factors for export unit & not transferred

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MG439 - Trans. &: conversion factors for export unit & not transferred ?

  The SAP error message MG439 indicates that there is an issue with the conversion factors for the export unit of measure in the material master data. This error typically arises when you are trying to perform a transaction that involves material movements, such as goods receipts or goods issues, and the system cannot find the necessary conversion factors for the specified unit of measure.
  Cause:
  
  Missing Conversion Factors: The most common cause of this error is that the conversion factors for the export unit of measure have not been defined in the material master.
  Incorrect Unit of Measure: The unit of measure being used in the transaction may not be correctly set up in the material master.
  Data Inconsistency: There may be inconsistencies in the data related to the material master or the unit of measure settings.
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03).
  Check the "Basic Data" and "Sales Org. Data" views to ensure that the export unit of measure is correctly defined.
  Ensure that the conversion factors for the export unit of measure are maintained in the "Units of Measure" section.
  
  
  
  Maintain Conversion Factors:
  
  If the conversion factors are missing, you can add them by going to the "Units of Measure" section in the material master and entering the appropriate conversion factors for the export unit of measure.
  
  
  
  Review Unit of Measure Settings:
  
  Ensure that the unit of measure is correctly defined in the system. You can check this in the configuration settings (transaction code OMN1 for unit of measure settings).
  
  
  
  Check for Data Inconsistencies:
  
  If you suspect data inconsistencies, you may need to run consistency checks or consult with your SAP Basis or technical team to ensure that the data is consistent across the system.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for additional guidance on handling unit of measure issues.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material Master
  MM02: Change Material Master
  OMN1: Maintain Units of Measure
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles: Ensure that you have the necessary authorizations to make changes to the material master data.
  
  By following these steps, you should be able to resolve the MG439 error and ensure that the conversion factors for the export unit of measure are correctly set up in your SAP system.