How To Fix SEEF_BADI201 - &1 already exists as classic BAdI definition

SEEF_BADI201 - Overview

• Message type: E = Error

• Message class: SEEF_BADI - Messages on BAdIs

• Message number: 201

• Message text: &1 already exists as classic BAdI definition

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.

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SEEF_BADI201 - Details

• The SAP error message "SEEF_BADI201 &1 already exists as classic BAdI definition" typically occurs when you are trying to create or activate a new Business Add-In (BAdI) definition that has the same name as an existing classic BAdI. This situation arises because SAP has transitioned from classic BAdIs to the newer, more flexible BAdI implementations, and there can be conflicts when both types are defined with the same name.
  
  Cause:
  
  Name Conflict: The error indicates that there is already a classic BAdI defined with the same name as the one you are trying to create or activate.
  System Configuration: The system may have been configured to allow both classic and new BAdIs, leading to potential naming conflicts.
  
  
  Solution:
  To resolve this issue, you can take the following steps:
  
  
  Check Existing BAdIs:
  
  Use transaction SE18 (for classic BAdIs) or SE19 (for new BAdIs) to check if the BAdI you are trying to create already exists.
  If it does exist,