How To Fix MM090 - The purchasing value key & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: MM - Messages for material master maintenance and Customizing

• Message number: 090

• Message text: The purchasing value key & does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MM090 - The purchasing value key & does not exist ?

  The SAP error message MM090, which states "The purchasing value key & does not exist," typically occurs in the Materials Management (MM) module when the system cannot find a specified purchasing value key in the configuration. This key is essential for determining how purchasing information is processed in the system.
  Cause:
  
  Missing Configuration: The purchasing value key that is being referenced does not exist in the system. This could be due to a typo, or it may not have been created in the configuration settings.
  Incorrect Master Data: The purchasing value key may be incorrectly assigned in the material master or vendor master data.
  Transport Issues: If the configuration was recently transported from another system, the transport may not have included the necessary purchasing value key.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings in SAP (Transaction Code: SPRO).
  Navigate to Materials Management > Purchasing > Define Purchasing Value Keys.
  Verify if the purchasing value key in question exists. If it does not, you may need to create it.
  
  
  
  Create or Modify Purchasing Value Key:
  
  If the purchasing value key is missing, create a new one by defining the necessary parameters.
  If it exists but is not configured correctly, modify it to ensure it meets the requirements.
  
  
  
  Review Master Data:
  
  Check the material master (Transaction Code: MM03) and vendor master (Transaction Code: XK03) to ensure that the correct purchasing value key is assigned.
  If necessary, update the master data to reflect the correct purchasing value key.
  
  
  
  Check for Transport Issues:
  
  If the configuration was recently transported, ensure that all necessary objects were included in the transport request.
  If needed, re-transport the configuration or manually create the missing purchasing value key.
  
  
  
  Consult Documentation: If you are unsure about the parameters or settings for the purchasing value key, refer to SAP documentation or consult with a functional consultant who specializes in MM.
  
  
  Related Information:
  
  Transaction Codes: 
  
  SPRO (Customizing)
  MM03 (Display Material)
  XK03 (Display Vendor)
  
  
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to MM090.
  User Roles: Ensure that you have the necessary authorizations to view and modify configuration settings and master data.
  
  By following these steps, you should be able to resolve the MM090 error and ensure that the purchasing value key is correctly configured in your SAP system.