How To Fix CL513 - Class type & : class & causes recursiveness

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 513

• Message text: Class type & : class & causes recursiveness

What causes this issue?

You want to allocate a class to another class. However, this would make
a class subordinate to itself in the hierarchy. Recursiveness is not
allowed.

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?

Choose another class.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CL513 - Class type & : class & causes recursiveness ?

  The SAP error message CL513 indicates that there is a recursive definition in a class type. This typically occurs when a class is defined in such a way that it references itself directly or indirectly, leading to an infinite loop in the class hierarchy.
  Cause:
  
  Self-Referencing Class: The class is defined in a way that it includes itself as a superclass or in its own attributes.
  Circular Reference: There may be a circular reference in the class hierarchy where Class A inherits from Class B, and Class B inherits from Class A.
  Incorrect Inheritance: The class might be incorrectly set up to inherit from another class that eventually leads back to itself.
  
  Solution:
  
  Review Class Definitions: Check the class definition and its inheritance structure. Ensure that no class is referencing itself directly or indirectly.
  Modify Inheritance: If you find a circular reference, modify the inheritance structure to eliminate the recursion. This may involve changing the superclass or restructuring the class hierarchy.
  Check Attributes: Ensure that the attributes of the class do not reference the class itself.
  Use Class Builder: Utilize the Class Builder (transaction code SE24) to visualize the class hierarchy and identify any recursive relationships.
  Testing: After making changes, test the class to ensure that the error no longer occurs.
  
  Related Information:
  
  Class Hierarchy: Understanding the class hierarchy in ABAP Objects is crucial. Familiarize yourself with how inheritance works and the implications of class relationships.
  Documentation: Refer to SAP documentation on ABAP Objects and class design principles to avoid common pitfalls in class definitions.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to class definitions and recursive errors.
  
  By carefully reviewing and restructuring the class definitions, you should be able to resolve the CL513 error.