How To Fix 29668 - Item category & is not a class item

SAP Error Message - Details

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 668

• Message text: Item category & is not a class item

What causes this issue?

You are entering user-specific settings for BOM maintenance.
You entered &V1& as a default item category for class items. However,
this item category is not for class items.

How to fix this error?

Please display a list of the item categories defined in your company.
To do this, look under the settings in Customizing (Bills of material)
<LS>Item data -> Item categories</>.
For class items, you can only use an item category which contains the
<LS>class item</> indicator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 29668 - Item category & is not a class item ?

  The SAP error message "29668 Item category & is not a class item" typically occurs in the context of sales and distribution (SD) or materials management (MM) when dealing with item categories in sales documents or purchase orders. This error indicates that the item category specified in the document is not recognized as a class item, which is necessary for certain functionalities, such as classification or variant configuration.
  Cause:
  
  Incorrect Item Category: The item category specified in the document does not correspond to a class item. Class items are typically used for configurable materials that require classification.
  Configuration Issues: The item category may not be properly configured in the system to allow for class items.
  Material Master Settings: The material master record for the item may not be set up correctly to be classified as a class item.
  Document Type Restrictions: The document type being used may not support class items for the specified item category.
  
  Solution:
  
  
  Check Item Category Configuration:
  
  Go to the configuration settings for item categories in the SAP system (Transaction code: OVLA for sales or OMD1 for purchasing).
  Ensure that the item category is set up to allow class items.
  
  
  
  Review Material Master:
  
  Check the material master record for the item in question (Transaction code: MM03).
  Ensure that the material is defined as a class item and that it has the necessary classification data.
  
  
  
  Adjust Document Type:
  
  Verify that the document type being used supports class items. If not, consider using a different document type that does.
  
  
  
  Consult SAP Documentation:
  
  Review SAP documentation or help resources for specific details on item categories and class items to ensure compliance with system requirements.
  
  
  
  Testing:
  
  After making the necessary changes, test the document creation process again to see if the error persists.
  
  
  
  Related Information:
  
  Item Categories: Item categories in SAP define the behavior of items in sales documents and can control pricing, billing, and inventory management.
  Class Items: Class items are typically used in scenarios where products are configurable, such as in variant configuration, and require classification for proper handling.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on configuration.
  
  If the issue persists after following these steps, it may be beneficial to consult with an SAP functional consultant or your organization's SAP support team for further assistance.