How To Fix CL574 - Class &1 refers to external catalog &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 574

• Message text: Class &1 refers to external catalog &2

What causes this issue?

This class is assigned to external catalog &V2&, so you cannot allocate
objects or classes to the class.

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?

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 CL574 - Class &1 refers to external catalog &2 ?

  The SAP error message CL574 indicates that there is an issue with a class that refers to an external catalog. This error typically arises in the context of classification and materials management, where a class is expected to reference a specific external catalog, but there is a problem with that reference.
  Cause:
  
  Missing External Catalog: The external catalog that the class is supposed to refer to may not exist or may not be properly configured in the system.
  Incorrect Configuration: The class may be incorrectly configured to point to an external catalog that is not valid or does not match the expected format.
  Authorization Issues: There may be authorization issues preventing access to the external catalog.
  Data Inconsistency: There could be inconsistencies in the data that link the class to the external catalog.
  
  Solution:
  
  
  Check External Catalog Configuration:
  
  Verify that the external catalog exists in the system and is correctly configured.
  Ensure that the catalog is active and accessible.
  
  
  
  Review Class Configuration:
  
  Go to the classification view and check the settings for the class in question.
  Ensure that the class is correctly linked to the external catalog.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the external catalog.
  Check the roles and permissions assigned to the user.
  
  
  
  Data Consistency Check:
  
  Run consistency checks on the classification data to identify any discrepancies.
  Use transaction codes like CL02 (Change Class) or CL03 (Display Class) to review the class details.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to classification and external catalogs for any specific guidelines or troubleshooting steps.
  
  
  
  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: 
  
  CL02 (Change Class)
  CL03 (Display Class)
  CL01 (Create Class)
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  
  Classification System: Familiarize yourself with the classification system in SAP, including how classes and external catalogs are structured and managed.
  
  
  By following these steps, you should be able to identify and resolve the issue related to the CL574 error message in SAP.