How To Fix WB2B2094 - Change of Purch. UOM is not possible, because commodity items exist

SAP Error Message - Details

• Message type: E = Error

• Message class: WB2B2 - Trading Contract (part 2)

• Message number: 094

• Message text: Change of Purch. UOM is not possible, because commodity items exist

Self-Explanatory Message

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• What is the cause and solution for SAP error message WB2B2094 - Change of Purch. UOM is not possible, because commodity items exist ?

  The SAP error message WB2B2094, which states "Change of Purch. UOM is not possible, because commodity items exist," typically occurs when you attempt to change the purchasing unit of measure (UOM) for a material that has been classified as a commodity item in the system. This restriction is in place because commodity items often have specific purchasing and inventory management rules that prevent changes to their UOM.
  Cause:
  
  Commodity Classification: The material is classified as a commodity item, which has specific rules regarding its purchasing and inventory management.
  Existing Transactions: There may be existing purchase orders, contracts, or other transactions that reference the current purchasing UOM, making it impossible to change without addressing these dependencies.
  System Configuration: The system may be configured to restrict changes to the purchasing UOM for certain types of materials, particularly commodities.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Transactions: Review any existing purchase orders, contracts, or other transactions that reference the material. You may need to close or modify these transactions before changing the UOM.
  
  
  Change Commodity Classification: If appropriate, consider changing the classification of the material from a commodity item to a non-commodity item. This may involve discussions with your procurement or materials management team to ensure compliance with business rules.
  
  
  Consult with SAP Support: If you are unsure about the implications of changing the UOM or the classification of the item, consult with your SAP support team or a functional consultant who can provide guidance based on your specific configuration and business processes.
  
  
  Use Transaction Codes: Use transaction codes like ME12 (Change Info Record) or ME22N (Change Purchase Order) to check for any related documents that might be causing the issue.
  
  
  Review Material Master Data: Check the material master data for the item in question. Ensure that all relevant fields are correctly filled out and that there are no inconsistencies.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to this error message. SAP frequently updates its knowledge base with solutions and workarounds for common issues.
  Documentation: Review SAP documentation regarding purchasing UOMs and commodity items to understand the implications of changing these settings.
  Training: Consider training for users involved in procurement and materials management to better understand the rules and restrictions associated with commodity items.
  
  By following these steps, you should be able to address the error and successfully change the purchasing UOM if it is appropriate to do so.