How To Fix SEEF_BADI113 - Define an interface first

SAP Error Message - Details

• Message type: E = Error

• Message class: SEEF_BADI - Messages on BAdIs

• Message number: 113

• Message text: Define an interface first

What causes this issue?

Before you can create an implementation class, you must first assign an
interface to the BAdI definition.

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_BADI113 - Define an interface first ?

  The SAP error message SEEF_BADI113, which states "Define an interface first," typically occurs when you are trying to create or implement a Business Add-In (BAdI) without having defined the necessary interface for it first. This is a common issue when working with BAdIs in SAP, particularly in the context of enhancement frameworks.
  Cause:
  The error arises due to the following reasons:
  
  Missing Interface: You are attempting to create a BAdI implementation without having defined the corresponding interface that the BAdI will use.
  Incorrect Sequence: The sequence of operations is incorrect; you need to define the interface before you can implement it.
  Development Environment Issues: Sometimes, issues in the development environment or transport requests can lead to this error.
  
  Solution:
  To resolve the SEEF_BADI113 error, follow these steps:
  
  
  Define the Interface:
  
  Go to transaction code SE18 (BAdI Definition).
  Create a new BAdI definition or open an existing one.
  Ensure that you have defined the interface that will be used by the BAdI. This involves specifying the methods that will be available for implementation.
  
  
  
  Implement the BAdI:
  
  After defining the interface, go to transaction code SE19 (BAdI Implementation).
  Create a new implementation for the BAdI you defined earlier.
  Select the interface you created and implement the necessary methods.
  
  
  
  Check for Errors:
  
  Ensure that there are no syntax errors or issues in the interface definition.
  Activate the interface and the BAdI implementation after making changes.
  
  
  
  Transport Requests:
  
  If you are working in a development environment, ensure that your changes are included in the correct transport request and that the transport is released if necessary.
  
  
  
  Related Information:
  
  BAdI (Business Add-In): A BAdI is a type of enhancement in SAP that allows developers to add custom functionality to standard SAP applications without modifying the original code.
  SE18 and SE19: These are the transaction codes used for defining and implementing BAdIs, respectively.
  Interface Definition: When defining an interface for a BAdI, you specify the methods that can be implemented by the BAdI implementations. This is crucial for the BAdI to function correctly.
  
  By following these steps, you should be able to resolve the SEEF_BADI113 error and successfully implement your BAdI. If you continue to experience issues, consider checking SAP notes or consulting with your SAP Basis or development team for further assistance.