How To Fix FTBU464 - Conversion of function &1 to function &2

SAP Error Message - Details

• Message type: E = Error

• Message class: FTBU - Conversion: Treasury partner CBP messages

• Message number: 464

• Message text: Conversion of function &1 to function &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FTBU464 - Conversion of function &1 to function &2 ?

  The SAP error message FTBU464, which states "Conversion of function &1 to function &2," typically occurs in the context of function module or function group conversions, particularly when there is an attempt to convert or call a function module that is not compatible with the expected parameters or return types.
  Cause:
  
  
  Incompatible Function Modules: The error usually arises when there is an attempt to call a function module that has a different interface than what is expected. This can happen if:
  
  The function module has been changed or updated, leading to a mismatch in parameters.
  There is a versioning issue where the calling program expects a different version of the function module.
  The function module is being called with incorrect parameters or in an incorrect context.
  
  
  
  Data Type Mismatch: The parameters being passed to the function module may not match the expected data types, leading to conversion issues.
  
  
  Configuration Issues: Sometimes, configuration settings in the system can lead to this error, especially if there are custom developments involved.
  
  
  Solution:
  
  
  Check Function Module Interface: Verify the interface of the function modules involved. Ensure that the parameters being passed match the expected types and structure. You can do this by:
  
  Going to transaction SE37 (Function Builder) and checking the details of the function modules &1 and &2.
  Comparing the parameter lists and data types.
  
  
  
  Update Calling Program: If the function module has been changed, update the calling program to ensure it is compatible with the new interface.
  
  
  Data Type Conversion: If there is a data type mismatch, ensure that the data being passed to the function module is correctly converted to the expected type. This may involve using appropriate conversion functions or methods.
  
  
  Check for Custom Code: If there are custom developments, review the code to ensure that it adheres to the expected standards and does not introduce any incompatibilities.
  
  
  Consult Documentation: If the function modules are part of a standard SAP package, consult the SAP documentation or release notes for any changes that may have been introduced in recent updates.
  
  
  Debugging: If the issue persists, consider debugging the program to trace the exact point of failure and understand the context in which the error occurs.
  
  
  Related Information:
  
  Transaction Codes: SE37 (Function Builder), SE80 (Object Navigator), SE11 (Data Dictionary).
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to the function modules in question.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the FTBU464 error and implement an appropriate solution.