How To Fix /PLMI/BO_MBOM033 - Selected item is not a 'Class Item'

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/BO_MBOM -

• Message number: 033

• Message text: Selected item is not a 'Class Item'

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMI/BO_MBOM033 - Selected item is not a 'Class Item' ?

  The SAP error message /PLMI/BO_MBOM033 Selected item is not a 'Class Item' typically occurs in the context of SAP's Product Lifecycle Management (PLM) or when working with Bill of Materials (BOM) in the context of class-based materials. This error indicates that the item you are trying to work with is not classified as a "Class Item," which is necessary for certain operations in SAP.
  Cause:
  
  Item Type: The selected item may not be defined as a class item in the system. Class items are typically used in scenarios where classification is necessary for managing variants or specific attributes.
  Configuration Issues: The item may not have been properly configured in the classification system, meaning it lacks the necessary class assignment.
  Data Entry Error: There may have been a mistake in selecting the item, or the item may not exist in the expected format.
  
  Solution:
  
  
  Check Item Classification:
  
  Verify if the item you are trying to use is indeed a class item. You can do this by checking the material master data in transaction MM03 or using the classification view.
  Ensure that the item is assigned to the correct class in the classification system.
  
  
  
  Create or Modify Class Item:
  
  If the item is not a class item, you may need to create a new class item or modify the existing item to ensure it is classified correctly.
  Use transaction CL02 to create or modify classes and assign the necessary characteristics.
  
  
  
  Review BOM Configuration:
  
  If you are working with a BOM, ensure that the BOM is set up correctly and that all items included in the BOM are class items if required.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to class items and BOMs to ensure you are following the correct procedures.
  
  
  
  Contact Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide further assistance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material
  CL02: Change Class
  CS03: Display BOM
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Training and Documentation: Consider reviewing SAP training materials related to classification and BOM management for a deeper understanding of how to work with class items.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.