How To Fix CU873 - Design & already used in objects assigned to other classes

CU873 - Overview

• Message type: E = Error

• Message class: CU - Variants / configuration messages

• Message number: 873

• Message text: Design & already used in objects assigned to other classes

What causes this issue?

The interface design that you entered for the object is already used
for another object. The object you entered is allocated to a different
class or additional classes.
An interface design can only be used for objects that are allocated to
one class.

How to fix this error?

Enter a different interface design for the object.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CU873 - Design & already used in objects assigned to other classes ?

  The SAP error message CU873 ("Design & already used in objects assigned to other classes") typically occurs in the context of SAP's classification system. This error indicates that a design (or classification) object you are trying to create or modify is already being used in other classes, which prevents you from making changes to it.
  
  Cause:
  
  Existing Assignments: The design object you are trying to modify or delete is already assigned to one or more classes in the classification system.
  Data Integrity: SAP enforces data integrity rules to ensure that objects are not inadvertently modified or deleted if they are still in use elsewhere.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Assignments:
  
  Use transaction code CL02 (Change Class) or CL03 (Display Class) to check which classes the design object is assigned to.
  Identify all classes that are using the design object.
  
  
  
  Remove Assignments:
  
  If you need to modify or delete the design object, you will