How To Fix /STTPEC/MC_MD131 - UoM &1 is not defined for material &2. Deletion is not necessary.

SAP Error Message - Details

• Message type: E = Error

• Message class: /STTPEC/MC_MD -

• Message number: 131

• Message text: UoM &1 is not defined for material &2. Deletion is not necessary.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /STTPEC/MC_MD131 - UoM &1 is not defined for material &2. Deletion is not necessary. ?

  The SAP error message /STTPEC/MC_MD131 UoM &1 is not defined for material &2. Deletion is not necessary. typically occurs in the context of material management and inventory control within the SAP system. This error indicates that the Unit of Measure (UoM) specified for a particular material is not defined in the system, which can lead to issues when trying to perform certain operations, such as posting goods movements or creating purchase orders.
  Cause:
  
  Undefined UoM: The specified UoM (represented by &1) is not defined in the material master data for the material (represented by &2).
  Configuration Issues: There may be configuration issues in the material master settings or the UoM settings in the system.
  Data Entry Errors: The UoM might have been incorrectly entered during data entry or might not exist in the system.
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record for the material in question (transaction code MM03).
  Check the "Basic Data" and "Sales Org. Data" views to see if the UoM is defined correctly.
  If the UoM is missing, you may need to add it.
  
  
  
  Define UoM:
  
  If the UoM is not defined, you can define it in the system using transaction code CUNI (Unit of Measure Conversion).
  Ensure that the UoM is set up correctly in the UoM table.
  
  
  
  Check UoM Group:
  
  Ensure that the UoM group assigned to the material includes the UoM you are trying to use.
  You can check this in the material master under the "Basic Data" view.
  
  
  
  Review Configuration:
  
  If you have access, review the configuration settings related to UoM in the SAP IMG (Implementation Guide) under Logistics > General > Material Master > Settings for Key Fields > Define Units of Measure.
  
  
  
  Consult Documentation:
  
  If you are unsure about the changes, consult your SAP documentation or reach out to your SAP support team for assistance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material Master
  CUNI: Define Units of Measure
  MM02: Change Material Master
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  User Roles: Ensure that you have the necessary permissions to make changes to the material master data and UoM settings.
  
  By following these steps, you should be able to resolve the error and ensure that the UoM is properly defined for the material in question.