How To Fix N2M283 - Different purchase order units: Material &1: &2, Material &3: &4

SAP Error Message - Details

• Message type: E = Error

• Message class: N2M - Global Trade: Item Category Management

• Message number: 283

• Message text: Different purchase order units: Material &1: &2, Material &3: &4

Self-Explanatory Message

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• What is the cause and solution for SAP error message N2M283 - Different purchase order units: Material &1: &2, Material &3: &4 ?

  The SAP error message N2M283 indicates that there is a mismatch in the purchase order units for different materials in a transaction. Specifically, it points out that the unit of measure (UoM) for one material does not match the unit of measure for another material in the same purchase order. This can occur in various scenarios, such as when creating or processing purchase orders, especially when dealing with materials that have different units of measure.
  Cause:
  
  Different Units of Measure: The materials involved in the purchase order have different units of measure defined in their material master records.
  Inconsistent Configuration: The configuration settings for the materials may not be aligned, leading to discrepancies in how units of measure are handled.
  Incorrect Purchase Order Entry: The user may have inadvertently entered the wrong unit of measure when creating the purchase order.
  
  Solution:
  
  Check Material Master Records: Verify the unit of measure settings for the materials involved. You can do this by navigating to the material master (transaction code MM03) and checking the basic data and purchasing views.
  Standardize Units of Measure: If the materials are intended to be ordered together, ensure that they are set up with compatible units of measure. You may need to adjust the unit of measure for one or both materials.
  Review Purchase Order Entry: Go back to the purchase order and check the entries for the materials. Ensure that the correct units of measure are being used and that they match the definitions in the material master.
  Consult Configuration Settings: If the issue persists, consult with your SAP configuration team to review the settings related to units of measure in the system. This may involve checking the configuration for purchasing and material management.
  
  Related Information:
  
  Unit of Measure (UoM): In SAP, each material can have multiple units of measure defined (e.g., base unit, order unit, sales unit). It is crucial to ensure that these are correctly set up to avoid discrepancies.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  MM03: Display Material Master
  ME21N: Create Purchase Order
  ME22N: Change Purchase Order
  
  
  Documentation: Refer to SAP Help documentation for detailed information on managing units of measure and handling purchase orders.
  
  By addressing the mismatch in units of measure and ensuring consistency across the materials involved, you should be able to resolve the error message N2M283.