How To Fix COM_PRODUCT818 - Product &1 does not allow category &2 references

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_PRODUCT - General Messages on Products

• Message number: 818

• Message text: Product &1 does not allow category &2 references

What causes this issue?

The product &V1& does not allow references by individual objects in
category &V2&.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

To be able to use the product &V1& as a reference product, the category
&V2& must be entered as an allowed object category in the product data.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COM_PRODUCT818 - Product &1 does not allow category &2 references ?

  The SAP error message COM_PRODUCT818 indicates that a specific product (denoted by &1) does not allow references to a particular category (denoted by &2). This error typically arises in the context of product management, particularly when dealing with product hierarchies or classifications in SAP.
  Cause:
  
  Product Configuration: The product in question may not be configured to allow references to the specified category. This could be due to settings in the product master data or the category settings.
  Category Restrictions: The category itself may have restrictions that prevent certain products from being associated with it. This could be due to business rules or data governance policies.
  Data Inconsistencies: There may be inconsistencies in the data setup, such as missing or incorrect category assignments in the product master data.
  
  Solution:
  
  Check Product Master Data: Review the product master data for the product &1 to ensure that it is set up correctly and that it allows references to the category &2. You can do this by navigating to the product master record in SAP and checking the relevant settings.
  Review Category Settings: Check the settings for the category &2 to see if there are any restrictions or configurations that prevent the product from being associated with it. This may involve looking at the category hierarchy or classification settings.
  Adjust Configuration: If necessary, adjust the configuration of either the product or the category to allow the reference. This may involve changing settings in the product master or modifying the category definition.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on product and category configurations. This can provide insights into how to properly set up products and categories.
  Seek Help from SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They can provide more detailed troubleshooting based on your specific system configuration.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as MM02 (Change Material), CT04 (Create Characteristic), or CL02 (Change Class) to access and modify product and category settings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context on product-category relationships.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to make changes to product and category settings in SAP.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.