How To Fix CU721 - Class type & not defined

CU721 - Overview

• Message type: E = Error

• Message class: CU - Variants / configuration messages

• Message number: 721

• Message text: Class type & not defined

What causes this issue?

You have entered a class type which is not defined.

System Response

The system checks whether the class type you entered exists.

How to fix this error?

Check your entries and have the class type created if required.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CU721 - Class type & not defined ?

  The SAP error message CU721 "Class type & not defined" typically occurs when you are trying to create or manage a classification system in SAP, and the system cannot find the specified class type. This can happen for various reasons, such as configuration issues or missing entries in the classification system.
  
  Cause:
  
  Missing Class Type Definition: The class type you are trying to use has not been defined in the system.
  Incorrect Class Type: The class type specified in your transaction or configuration is incorrect or misspelled.
  Authorization Issues: The user may not have the necessary authorizations to access the class type.
  Transport Issues: If the class type was recently transported from another system, it may not have been properly imported.
  
  
  Solution:
  
  
  Check Class Type Definition:
  
  Go to transaction code CL02 (Change Class) or CL01 (Create Class).
  Check if the class type you are trying to use is defined. If not, you may need to create it using CL01.
  
  
  
  Verify