How To Fix REEXFI020 - Error occurred in customer exit (BAdI) for FI postings

SAP Error Message - Details

• Message type: E = Error

• Message class: REEXFI - Messages for Interface to FI

• Message number: 020

• Message text: Error occurred in customer exit (BAdI) for FI postings

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 REEXFI020 - Error occurred in customer exit (BAdI) for FI postings ?

  The SAP error message REEXFI020 indicates that an error occurred in a customer exit (BAdI) during Financial Accounting (FI) postings. This error typically arises when there is an issue with the implementation of a Business Add-In (BAdI) that is being called during the posting process. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  BAdI Implementation Issues: The BAdI implementation may contain errors in the code, such as syntax errors, logic errors, or unhandled exceptions.
  Incompatible Data: The data being processed may not meet the expected format or criteria defined in the BAdI implementation.
  Missing or Incorrect Configuration: The BAdI may not be properly configured or activated in the system.
  Authorization Issues: The user executing the transaction may not have the necessary authorizations to execute the BAdI.
  System Environment: Changes in the system environment, such as updates or patches, may affect the behavior of the BAdI.
  
  Solution:
  
  
  Check BAdI Implementation:
  
  Go to transaction SE19 (BAdI Implementation) or SE18 (BAdI Definition) to review the implementation of the BAdI that is causing the error.
  Look for any syntax errors or logical issues in the code.
  Ensure that all necessary methods are implemented correctly.
  
  
  
  Debugging:
  
  Use the debugger to trace the execution of the BAdI and identify the exact point of failure.
  Check the input parameters and data being passed to the BAdI to ensure they are valid.
  
  
  
  Review Configuration:
  
  Ensure that the BAdI is activated and properly configured in the system.
  Check if there are any dependencies or prerequisites that need to be fulfilled.
  
  
  
  Check Authorizations:
  
  Verify that the user has the necessary authorizations to execute the BAdI.
  Use transaction SU53 to analyze authorization issues if they arise.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes that may address known issues with the specific BAdI or error message.
  Apply any recommended corrections or updates.
  
  
  
  Testing:
  
  After making changes, perform thorough testing to ensure that the issue is resolved and that the BAdI behaves as expected.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE18: BAdI Definition
  SE19: BAdI Implementation
  SE80: Object Navigator (to view related objects)
  SE37: Function Module (to check related function modules)
  
  
  
  SAP Documentation: Review SAP Help documentation for BAdIs and FI postings for additional context and examples.
  
  
  Community Forums: Check SAP Community or other forums for similar issues and solutions shared by other users.
  
  
  By following these steps, you should be able to identify and resolve the REEXFI020 error in your SAP system. If the issue persists, consider reaching out to SAP support for further assistance.