How To Fix MDM_CLF_LEAN254 - Invalid class &1 (class type &2) in class assignment of object &3

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 254

• Message text: Invalid class &1 (class type &2) in class assignment of object &3

What causes this issue?

You assigned object &V3& to class &V1& of class type &V2&. This class is
invalid since it is not valid today or has a status that does not allow
its use in classification.

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?

Adjust the validity or the status of class &V1& or use another class.

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 MDM_CLF_LEAN254 - Invalid class &1 (class type &2) in class assignment of object &3 ?

  The SAP error message MDM_CLF_LEAN254 indicates that there is an issue with the class assignment of an object in the Master Data Management (MDM) system. Specifically, the error message states that there is an "Invalid class" for a given class type in the class assignment of the specified object.
  Cause:
  The error can occur due to several reasons:
  
  Invalid Class Assignment: The class being assigned to the object does not exist or is not valid for the specified class type.
  Incorrect Class Type: The class type specified does not match the expected class type for the object.
  Data Inconsistency: There may be inconsistencies in the data, such as missing or incorrect entries in the class or object definitions.
  Authorization Issues: The user may not have the necessary authorizations to access or assign the specified class.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Verify Class Existence:
  
  Check if the class specified in the error message exists in the system. You can do this by navigating to the class management area in SAP and searching for the class using the class name or ID.
  
  
  
  Check Class Type:
  
  Ensure that the class type associated with the class is correct and matches the expected class type for the object you are trying to assign it to.
  
  
  
  Review Object Assignment:
  
  Review the object for which the class assignment is being made. Ensure that the object is compatible with the class type and that the class is appropriate for the object.
  
  
  
  Data Consistency Check:
  
  Perform a data consistency check to identify any discrepancies in the class or object definitions. This may involve checking for missing entries or incorrect configurations.
  
  
  
  Authorization Check:
  
  Ensure that the user performing the class assignment has the necessary authorizations to access and assign the class. You may need to consult with your SAP security team to verify user roles and permissions.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for additional guidance on class assignments and troubleshooting related errors.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like CL02 (Change Class) or CL03 (Display Class) to manage and review class definitions.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to identify and resolve the cause of the MDM_CLF_LEAN254 error in your SAP system.