How To Fix ACE_S4179 - Conversion from unit of measure &1 to &2 for material &3 failed.

SAP Error Message - Details

• Message type: E = Error

• Message class: ACE_S4 - Messages for S/4HANA Accrual Engine

• Message number: 179

• Message text: Conversion from unit of measure &1 to &2 for material &3 failed.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ACE_S4179 - Conversion from unit of measure &1 to &2 for material &3 failed. ?

  The SAP error message ACE_S4179 indicates that there is a problem with the conversion of units of measure (UoM) for a specific material. This error typically arises in scenarios where the system is trying to convert quantities from one unit of measure to another, but it encounters an issue that prevents the conversion from being completed successfully.
  Cause:
  
  Missing Conversion Factors: The conversion factors between the two units of measure may not be defined in the system.
  Incorrect Unit of Measure: The units of measure being used may not be valid or recognized by the system for the specified material.
  Material Master Data Issues: There may be inconsistencies or missing data in the material master record related to units of measure.
  Configuration Issues: The configuration settings for units of measure in the system may not be set up correctly.
  Unit of Measure Group Issues: The material may not be assigned to the correct unit of measure group, or the group may not have the necessary conversions defined.
  
  Solution:
  
  Check Conversion Factors: Go to the transaction code CUNI (Unit of Measure Conversion) and verify that the conversion factors between the two units of measure are defined correctly.
  Review Material Master Data: Use transaction code MM03 to check the material master data for the material in question. Ensure that the units of measure are correctly assigned and that all necessary data is present.
  Validate Unit of Measure: Ensure that the units of measure being used are valid and recognized by the system. You can check this in the unit of measure settings.
  Configuration Review: If you have access, review the configuration settings for units of measure in the system to ensure they are set up correctly.
  Unit of Measure Group: Check if the material is assigned to the correct unit of measure group and that the group has the necessary conversions defined.
  
  Related Information:
  
  Transaction Codes:
  
  CUNI: Unit of Measure Conversion
  MM03: Display Material
  MM02: Change Material
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Documentation: Review SAP documentation related to unit of measure management and material master data for further insights.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in material management for further assistance.