How To Fix ENHANCEMENT371 - The default implementation class & already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: ENHANCEMENT - SAP customer enhancement project messages

• Message number: 371

• Message text: The default implementation class & already exists

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message ENHANCEMENT371 - The default implementation class & already exists ?

  The SAP error message ENHANCEMENT371 indicates that there is an attempt to create a default implementation class for an enhancement, but a class with the same name already exists in the system. This typically occurs when you are trying to implement an enhancement point or a BAdI (Business Add-In) and the system detects that the implementation class you are trying to create is already present.
  Cause:
  
  Existing Implementation: The most common cause is that there is already an existing implementation for the enhancement or BAdI that you are trying to create.
  Naming Conflict: The naming convention for the implementation class might be conflicting with an existing class.
  Transport Issues: If you are working in a transport environment, it is possible that the class was created in another system and not yet transported to your current system.
  
  Solution:
  
  
  Check Existing Implementations:
  
  Go to the transaction code SE19 (for BAdI implementations) or SE80 (for enhancement implementations) and check if there is already an implementation for the enhancement or BAdI you are trying to create.
  If an implementation exists, you can either modify it or create a new implementation with a different name.
  
  
  
  Delete or Modify Existing Implementation:
  
  If the existing implementation is not needed, you can delete it. Be cautious with this approach, as it may affect other functionalities.
  If you need to keep the existing implementation, consider modifying it instead of creating a new one.
  
  
  
  Use a Different Name:
  
  If you are creating a new implementation, ensure that you are using a unique name that does not conflict with existing classes.
  
  
  
  Transport Management:
  
  If you suspect that the class exists in another system, check the transport logs or consult with your transport management team to ensure that all necessary transports have been applied.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE19: For managing BAdI implementations.
  SE80: For managing enhancements and other objects.
  SE11: To check the database table for enhancement implementations.
  
  
  
  Documentation: Refer to SAP Help documentation for more details on enhancements and BAdIs, which can provide guidance on best practices for implementing these features.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to enhancements or BAdIs.
  
  
  By following these steps, you should be able to resolve the ENHANCEMENT371 error and successfully implement your desired enhancement or BAdI.