How To Fix SEEF_BADI015 - Class &1 does not implement interface &2

SAP Error Message - Details

• Message type: E = Error

• Message class: SEEF_BADI - Messages on BAdIs

• Message number: 015

• Message text: Class &1 does not implement interface &2

What causes this issue?

The interface &V1& does not implement the interface &V2&. However, a
default or example implementation must implement the interface of the
BAdIs.
Abstract classes are also not permitted as example or default
implementations.

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?

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_BADI015 - Class &1 does not implement interface &2 ?

  The SAP error message SEEF_BADI015 indicates that a specific Business Add-In (BAdI) implementation class does not correctly implement the required interface. This error typically arises when the BAdI implementation is either incomplete or incorrectly defined.
  Cause:
  
  Missing Interface Implementation: The class specified in the error message does not implement the interface that it is supposed to. This can happen if the class was created manually and the interface was not properly included.
  Incorrect Class Name: The class name provided in the error message may be incorrect or misspelled.
  Changes in BAdI Definition: If the BAdI definition has been changed (e.g., the interface has been modified), the existing implementation may no longer comply with the new definition.
  Transport Issues: If the BAdI implementation was transported from one system to another, it may not have been transported correctly, leading to inconsistencies.
  
  Solution:
  
  
  Check Class Implementation:
  
  Go to the class specified in the error message using transaction SE24 (Class Builder).
  Verify that the class implements the required interface. You can do this by checking the "Interfaces" tab in the class definition.
  If the interface is missing, add it to the class.
  
  
  
  Correct Class Name:
  
  Ensure that the class name in the error message is correct. If there is a typo, correct it.
  
  
  
  Reimplement the BAdI:
  
  If the BAdI implementation is outdated or incompatible, consider reimplementing it. You can do this by going to transaction SE18 (BAdI Definition) and checking the implementation details.
  
  
  
  Check for Transport Issues:
  
  If the implementation was transported, ensure that all necessary objects (including the interface) were transported correctly. You may need to re-transport the objects.
  
  
  
  Activate the Implementation:
  
  After making changes, ensure that the BAdI implementation is activated. You can do this in transaction SE19 (BAdI Implementation).
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE18: BAdI Definition
  SE19: BAdI Implementation
  SE24: Class Builder
  SE80: Object Navigator (to view BAdI and related objects)
  
  
  
  Documentation: Check the SAP Help Portal or the specific documentation for the BAdI you are working with for any additional requirements or changes.
  
  
  Debugging: If the issue persists, consider using the debugger to trace where the error occurs in the code execution.
  
  
  By following these steps, you should be able to resolve the SEEF_BADI015 error and ensure that your BAdI implementation is functioning correctly.