How To Fix CL355 - Class "&" is not assigned to any classes

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 355

• Message text: Class "&" is not assigned to any classes

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CL355 - Class "&" is not assigned to any classes ?

  The SAP error message CL355 indicates that a class you are trying to use or reference is not assigned to any classes. This typically occurs in the context of Object-Oriented Programming in SAP ABAP when you are working with class hierarchies and inheritance.
  Cause:
  
  Class Not Assigned: The class you are trying to use has not been assigned to any parent class or does not have a valid hierarchy.
  Incorrect Class Name: There might be a typo or an incorrect class name being referenced in your code.
  Class Deletion: The class may have been deleted or is not active in the system.
  Transport Issues: If the class was recently transported from another system, it may not have been properly imported or activated.
  
  Solution:
  
  
  Check Class Assignment:
  
  Go to transaction code SE24 (Class Builder) and check the class definition. Ensure that the class is properly assigned to a parent class if it is supposed to inherit from one.
  
  
  
  Verify Class Name:
  
  Double-check the class name in your code to ensure it is spelled correctly and exists in the system.
  
  
  
  Activate the Class:
  
  If the class is inactive, activate it in the Class Builder (SE24).
  
  
  
  Check Transport Requests:
  
  If the class was recently transported, ensure that the transport request was successfully imported and that the class is active in the target system.
  
  
  
  Review Dependencies:
  
  If the class depends on other classes or interfaces, ensure that those are also correctly defined and active.
  
  
  
  Debugging:
  
  If you are still facing issues, 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 (to view all objects including classes)
  
  
  
  Documentation: Refer to SAP Help documentation for Object-Oriented Programming in ABAP for more details on class definitions and hierarchies.
  
  
  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 related to the CL355 error message in SAP.