How To Fix CL521 - Object type & not defined as classifiable object

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 521

• Message text: Object type & not defined as classifiable object

What causes this issue?

Object type &V1& is not defined as classifiable. Before you can
classify an object, you must define the object type concerned (for
example, material, document, task list) as classifiable in Customizing
for <ZH>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?

For information on how to define object types as classifiable, see the
IMG for <ZH>Classification</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CL521 - Object type & not defined as classifiable object ?

  The SAP error message CL521 indicates that the specified object type is not defined as a classifiable object in the system. This typically occurs in the context of classification in SAP, where certain object types are expected to be classified but are not set up correctly in the system.
  Cause:
  
  Object Type Not Defined: The object type you are trying to classify has not been defined in the classification system.
  Configuration Issues: There may be configuration issues in the classification settings that prevent the object type from being recognized as classifiable.
  Missing Customization: The necessary customization for the object type to be classified may not have been performed.
  
  Solution:
  
  
  Define Object Type:
  
  Go to the transaction code CL02 (Change Class) or CL01 (Create Class) in SAP.
  Check if the object type is defined in the classification system. If not, you may need to create a new class for the object type.
  Ensure that the object type is assigned to the correct class type.
  
  
  
  Check Configuration:
  
  Use transaction code SPRO to access the SAP Reference IMG.
  Navigate to Logistics General > Material Master > Settings for Key Fields > Define Object Types for Classification.
  Ensure that the object type you are trying to classify is listed and properly configured.
  
  
  
  Review Authorization:
  
  Ensure that you have the necessary authorizations to classify the object type. Sometimes, authorization issues can lead to such error messages.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to classification and object types to ensure that you are following the correct procedures.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  CL01, CL02, CL03 (for class management)
  SPRO (for configuration)
  
  
  Classification System: Understand how the classification system works in SAP, including classes, characteristics, and object types.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  By following these steps, you should be able to resolve the CL521 error and ensure that the object type is properly defined as a classifiable object in your SAP system.