How To Fix FVD_ML028 - Error calling BAdI: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: FVD_ML - Machine Learning

• Message number: 028

• Message text: Error calling BAdI: &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FVD_ML028 - Error calling BAdI: &1 ?

  The SAP error message FVD_ML028, which indicates an issue with calling a Business Add-In (BAdI), typically arises in the context of the Financial Services (FS) module, particularly in the area of financial transactions or document processing.
  Cause:
  The error message FVD_ML028 usually occurs due to one of the following reasons:
  
  
  Implementation Issues: The BAdI that is being called may not be implemented correctly. This could be due to missing or incorrect coding in the implementation class or method.
  
  
  Activation Issues: The BAdI implementation may not be activated. If the implementation is not active, the system cannot call it.
  
  
  Parameter Mismatch: There may be a mismatch in the parameters expected by the BAdI and those being passed to it.
  
  
  Authorization Issues: The user executing the transaction may not have the necessary authorizations to execute the BAdI.
  
  
  System Configuration: There may be issues with the configuration of the BAdI or related components in the system.
  
  
  Solution:
  To resolve the FVD_ML028 error, you can take the following steps:
  
  
  Check BAdI Implementation:
  
  Go to transaction SE18 (BAdI Definition) and check the definition of the BAdI that is causing the error.
  Use transaction SE19 (BAdI Implementation) to check if the implementation exists and is active.
  
  
  
  Activate the Implementation:
  
  If the implementation is not active, activate it in transaction SE19.
  
  
  
  Review the Code:
  
  If the implementation is active, review the code in the implementation to ensure that it is correctly handling the parameters and logic.
  
  
  
  Check Parameters:
  
  Verify that the parameters being passed to the BAdI match the expected parameters in the BAdI definition.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to execute the BAdI. You can check this in transaction SU53 after the error occurs.
  
  
  
  Consult Documentation:
  
  Review any available documentation or notes related to the specific BAdI for additional context or known issues.
  
  
  
  Debugging:
  
  If necessary, use the debugger to step through the code and identify where the error is occurring.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  
  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.
  Transaction Codes: Familiarize yourself with transaction codes SE18 and SE19 for managing BAdIs.
  SAP Support: If the issue persists after following the above steps, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the FVD_ML028 error effectively.