How To Fix CL650 - Class type &2 is not defined for object &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 650

• Message text: Class type &2 is not defined for object &1

What causes this issue?

Class type &V2& is not defined for the selected object &V1&.

System Response

The system checks the object for which the class type is defined.

How to fix this error?

Please choose either a different class type or a different object.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CL650 - Class type &2 is not defined for object &1 ?

  The SAP error message CL650 indicates that a class type is not defined for a specific object. This typically occurs in the context of Object-Oriented Programming in SAP, particularly when dealing with class definitions and instances.
  Cause:
  The error message "CL650 Class type &2 is not defined for object &1" usually arises due to one of the following reasons:
  
  
  Missing Class Definition: The class type specified in the error message (&2) has not been defined in the system. This could happen if the class was not created or was deleted.
  
  
  Incorrect Object Reference: The object reference (&1) may be pointing to a class that does not exist or is not properly defined in the system.
  
  
  Transport Issues: If the class was recently transported from another system, there may have been issues during the transport process that resulted in the class not being available in the target system.
  
  
  Authorization Issues: The user may not have the necessary authorizations to access the class type.
  
  
  Solution:
  To resolve the CL650 error, you can take the following steps:
  
  
  Check Class Definition:
  
  Go to transaction code SE24 (Class Builder) and check if the class type (&2) is defined.
  If it is not defined, you may need to create it or restore it from a transport request if it was deleted.
  
  
  
  Verify Object Reference:
  
  Ensure that the object reference (&1) is correctly pointing to a valid class instance.
  Check the code or configuration that is trying to access the class to ensure it is correct.
  
  
  
  Transport Check:
  
  If the class was recently transported, check the transport logs for any errors.
  Ensure that all necessary objects were included in the transport request.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to access the class type.
  You can check this in transaction SU53 or by consulting with your security team.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the program or transaction that is generating the error to identify the exact point of failure.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE24: Class Builder
  SE80: Object Navigator
  SU53: Authorization Check
  
  
  
  Documentation: Refer to SAP Help documentation for Object-Oriented Programming in ABAP for more details on class definitions and usage.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  
  
  By following these steps, you should be able to identify and resolve the issue causing the CL650 error in your SAP system.