How To Fix SEEF_BADI181 - Choose a class that is not declared as "final"

SAP Error Message - Details

• Message type: E = Error

• Message class: SEEF_BADI - Messages on BAdIs

• Message number: 181

• Message text: Choose a class that is not declared as "final"

What causes this issue?

Your implementation class is to inherit from an example class. The
example class, however, is declared as "final". It is not possible to
inherit from a final class.

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 a class that is not declared as final or copy from the class.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SEEF_BADI181 - Choose a class that is not declared as "final" ?

  The SAP error message SEEF_BADI181 indicates that you are trying to implement a Business Add-In (BAdI) using a class that has been declared as "final." In object-oriented programming, a class declared as "final" cannot be subclassed or extended. This restriction prevents the creation of new classes that inherit from it, which is essential for BAdI implementations.
  Cause:
  The error occurs when:
  
  You attempt to implement a BAdI using a class that is marked as "final."
  The BAdI implementation requires a class that can be extended to provide the necessary functionality.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Choose a Different Class: 
  
  Look for an alternative class that is not declared as "final." You can check the documentation or the class definition in the ABAP Workbench (transaction SE80 or SE11) to find a suitable class.
  
  
  
  Check BAdI Definition:
  
  Review the BAdI definition to see if there are any specific requirements or recommendations regarding the classes that can be used for implementation.
  
  
  
  Create a New Class:
  
  If you have the necessary permissions and it is appropriate for your project, you can create a new class that is not declared as "final" and implement the BAdI using this new class.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or help resources for the specific BAdI you are working with. This may provide insights into the expected class structure and any constraints.
  
  
  
  Contact SAP Support:
  
  If you are unsure about the correct approach or if the issue persists, consider reaching out to SAP support or your internal SAP team for assistance.
  
  
  
  Related Information:
  
  BAdI (Business Add-In): A BAdI is a way to enhance SAP applications without modifying the original code. It allows developers to add custom functionality.
  Final Classes: In ABAP, a class declared as "final" cannot be inherited. This is often used to prevent further modifications to critical classes.
  ABAP Workbench: Use transactions like SE80 (Object Navigator) or SE11 (Data Dictionary) to explore classes and BAdIs.
  
  By following these steps, you should be able to resolve the SEEF_BADI181 error and successfully implement the desired BAdI.