How To Fix /PLMI/GSS_SI2B008 - Unit of measure &1 not allowed for material &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/GSS_SI2B -

• Message number: 008

• Message text: Unit of measure &1 not allowed for material &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMI/GSS_SI2B008 - Unit of measure &1 not allowed for material &2 ?

  The SAP error message /PLMI/GSS_SI2B008 Unit of measure &1 not allowed for material &2 typically indicates that the unit of measure (UoM) specified for a material is not valid or not allowed in the context of the operation you are trying to perform. This error is often encountered in scenarios involving inventory management, material master data, or logistics processes.
  Cause:
  
  Invalid Unit of Measure: The specified unit of measure (UoM) is not defined for the material in the material master.
  Configuration Issues: The UoM may not be configured correctly in the system, or it may not be allowed for the specific transaction or process you are attempting.
  Material Master Settings: The material master record may not have the UoM set up correctly, or the UoM may not be assigned to the appropriate views (e.g., purchasing, sales, etc.).
  Transaction Context: The UoM may not be valid for the specific transaction you are trying to execute (e.g., certain UoMs may only be valid for sales orders but not for inventory movements).
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and check the UoM settings.
  Ensure that the UoM you are trying to use is listed in the "Units of Measure" tab for the material.
  
  
  
  Update UoM Configuration:
  
  If the UoM is not defined, you may need to add it. This can be done in the material master or through configuration settings in the SAP system.
  Use transaction code OMN3 to check and maintain the UoM settings.
  
  
  
  Review Transaction Context:
  
  Ensure that the UoM is appropriate for the transaction you are performing. For example, if you are trying to create a purchase order, ensure that the UoM is valid for purchasing.
  
  
  
  Consult with SAP Basis or Functional Team:
  
  If you are unable to resolve the issue, consult with your SAP Basis or functional team to check for any configuration issues or to get assistance in updating the material master.
  
  
  
  Testing:
  
  After making changes, test the transaction again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material Master
  MM02: Change Material Master
  OMN3: Maintain Units of Measure
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to UoM configurations or known bugs.
  Documentation: Review SAP documentation related to material management and unit of measure settings for further insights.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.