How To Fix MDM_CLF_LEAN033 - Class type &1 excluded; change number not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: MDM_CLF_LEAN - MDM Lean Classification - Reuse Parts

• Message number: 033

• Message text: Class type &1 excluded; change number not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDM_CLF_LEAN033 - Class type &1 excluded; change number not allowed ?

  The SAP error message "MDM_CLF_LEAN033 Class type &1 excluded; change number not allowed" typically occurs in the context of Material Master Data Management (MDM) or when dealing with change numbers in SAP. This error indicates that a specific class type is excluded from being used with change numbers, which means that you cannot make changes to the object associated with that class type using a change number.
  Cause:
  
  Class Type Exclusion: The class type specified in the error message is configured in such a way that it does not allow changes to be made using change numbers. This is often a configuration setting in the SAP system.
  Change Number Configuration: The change number functionality may not be enabled for the specific class type in the system settings.
  Object Type Restrictions: Certain object types or class types may inherently not support change numbers due to business rules or system design.
  
  Solution:
  
  
  Check Class Type Configuration:
  
  Go to the configuration settings for the class type in question. You can do this by navigating to the relevant customizing transaction (e.g., SPRO) and checking the settings for class types and change numbers.
  Ensure that the class type is set up to allow change numbers if that is the intended functionality.
  
  
  
  Review Change Number Settings:
  
  Verify the settings for change numbers in the system. This can include checking if the change number is active and if it is correctly assigned to the relevant object types.
  You may need to consult with your SAP Basis or configuration team to ensure that the settings align with your business processes.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to Material Management and change number functionality to understand the implications of the class type settings.
  
  
  
  Alternative Approaches:
  
  If the class type cannot be changed to allow change numbers, consider whether you can use a different class type that does support change numbers for your specific use case.
  If necessary, create a new class type that meets your requirements and allows for change number usage.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. SAP frequently releases notes that address specific error messages or provide guidance on configuration.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CL02 (Change Class), CL03 (Display Class), and OIA3 (Change Number Management) to help troubleshoot and resolve the issue.
  User Roles and Authorizations: Ensure that the user attempting to make the changes has the necessary authorizations to work with change numbers and class types.
  
  If the issue persists after checking the above points, it may be beneficial to reach out to SAP support or your internal SAP support team for further assistance.