How To Fix KU330 - Class & is not suitable for hierarchy & &

SAP Error Message - Details

• Message type: E = Error

• Message class: KU - Costing: Rollup

• Message number: 330

• Message text: Class & is not suitable for hierarchy & &

What causes this issue?

The summarization hierarchy can not be processed because the class is
not defined correctly.

How to fix this error?

Please make sure that all characteristics that are used in the
hierarchy are generated and assigned to class SAP_KKR_CLASS.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KU330 - Class & is not suitable for hierarchy & & ?

  The SAP error message "KU330 Class & is not suitable for hierarchy & &" typically occurs in the context of classification and hierarchy management within SAP, particularly when dealing with classification systems in materials management or product data management.
  Cause:
  This error message indicates that the class you are trying to use is not compatible with the hierarchy you are attempting to assign it to. The reasons for this could include:
  
  
  Class Type Mismatch: The class type you are trying to use may not be designed to be part of a hierarchy. For example, some class types are meant for single-level classifications and cannot be used in hierarchical structures.
  
  
  Incorrect Configuration: The configuration settings for the class or the hierarchy may not be set up correctly. This could involve settings in the class definition or the hierarchy definition.
  
  
  Missing Attributes: The class may not have the required attributes or characteristics that are necessary for it to function within the specified hierarchy.
  
  
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to assign the class to the hierarchy.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Class Type: Verify that the class type you are using is indeed suitable for hierarchical classification. You can do this by checking the class type settings in the SAP system.
  
  
  Review Configuration: Go to the configuration settings for both the class and the hierarchy. Ensure that they are correctly set up to allow for the intended relationship.
  
  
  Validate Attributes: Ensure that the class has all the necessary attributes and characteristics defined. If any required attributes are missing, add them.
  
  
  User Authorizations: Check if the user has the necessary authorizations to perform the action. If not, consult with your SAP security team to obtain the required permissions.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific details about the class and hierarchy you are working with. This can provide insights into any specific requirements or limitations.
  
  
  Testing: After making the necessary changes, test the configuration by attempting to assign the class to the hierarchy again.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CL02 (Change Class) and CL03 (Display Class) to manage class definitions.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after following these steps, it may be beneficial to consult with an SAP expert or your organization's SAP support team for further assistance.