How To Fix PPER3E_CLASS007 - Class &1/&2 is not a subclass of &3

SAP Error Message - Details

• Message type: E = Error

• Message class: PPER3E_CLASS - Message Class for BAdI Class CL_PPER3E_CLASS

• Message number: 007

• Message text: Class &1/&2 is not a subclass of &3

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PPER3E_CLASS007 - Class &1/&2 is not a subclass of &3 ?

  The SAP error message PPER3E_CLASS007 indicates that there is an issue with class inheritance in the ABAP Object-Oriented programming environment. Specifically, it means that the class you are trying to use (denoted as &1/&2) is not a subclass of the expected superclass (denoted as &3). This can occur in various scenarios, such as when you are trying to instantiate a class, call a method, or use polymorphism.
  Cause
  The error can be caused by several factors:
  
  Incorrect Class Definition: The class you are trying to use is not defined as a subclass of the expected superclass.
  Typographical Errors: There may be a typo in the class name or the superclass name.
  Class Visibility: The class might not be visible in the context where you are trying to use it (e.g., it might be private or protected).
  Changes in Class Hierarchy: If the class hierarchy has been modified (e.g., a class was removed or its inheritance changed),