How To Fix BXX103 - A message already exists for function module &1 of business object &2

SAP Error Message - Details

• Message type: E = Error

• Message class: BXX - ALE Group Messages for the Generating Tool

• Message number: 103

• Message text: A message already exists for function module &1 of business object &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BXX103 - A message already exists for function module &1 of business object &2 ?

  The SAP error message BXX103 indicates that there is an attempt to create a message for a function module that already has an existing message associated with it for the specified business object. This typically occurs in the context of Business Object Processing (BOP) in SAP, where messages are used to communicate information or errors related to business processes.
  Cause:
  
  Duplicate Message Definition: The function module specified in the error message already has a message defined for the business object. This can happen if the same message is being defined multiple times in the system.
  Configuration Issues: There may be issues in the configuration of the business object or the function module that lead to the system trying to create a message that already exists.
  Development Errors: If custom development has been done, it may inadvertently create duplicate messages for the same function module and business object.
  
  Solution:
  
  Check Existing Messages: Use transaction code SWO1 (Business Object Builder) to check if a message already exists for the specified function module and business object. If it does, you may need to modify or delete the duplicate entry.
  Review Custom Code: If there is custom development involved, review the code to ensure that it is not attempting to create a message that already exists. Adjust the logic to prevent duplication.
  Adjust Configuration: If the issue is related to configuration, ensure that the business object and function module are correctly set up in the system. You may need to consult with your SAP Basis or ABAP team for assistance.
  Transport Requests: If the issue arose after a transport, check if the transport included changes that might have led to the duplication. You may need to revert or adjust the transport.
  
  Related Information:
  
  Transaction Codes: 
  
  SWO1: Business Object Builder
  SWO2: Business Object Repository
  SWO3: Business Object Documentation
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for BXX103 in the SAP Support Portal.
  Documentation: Review SAP documentation on Business Object Processing and message handling for further insights into how messages are managed within the system.
  
  If the problem persists after following these steps, it may be beneficial to engage SAP support for more in-depth troubleshooting.