How To Fix F5865 - Incompatible interface call-up

SAP Error Message - Details

• Message type: E = Error

• Message class: F5 - Document Editing

• Message number: 865

• Message text: Incompatible interface call-up

What causes this issue?

The function module for the update of the accounting document is called
up with an incompatible program.

System Response

Error message

How to fix this error?

The transfer of the "application type" must be eliminated from the
calling program.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message F5865 - Incompatible interface call-up ?

  The SAP error message F5865, which states "Incompatible interface call-up," typically occurs in the context of financial transactions or when working with the Financial Accounting (FI) module. This error indicates that there is a mismatch in the expected interface parameters during a function call, which can happen for various reasons.
  Causes:
  
  Incorrect Function Module Usage: The function module being called may not be compatible with the data being passed to it. This can happen if the parameters do not match the expected types or structures.
  Version Mismatch: If there are different versions of the function module or interface being used, it can lead to incompatibility.
  Custom Development Issues: If there are custom enhancements or modifications in the system, they may not align with the standard SAP interfaces.
  Data Issues: The data being processed may not meet the required criteria or format expected by the function module.
  
  Solutions:
  
  Check Function Module: Review the function module being called to ensure that it is the correct one and that the parameters being passed are appropriate.
  Debugging: Use the SAP debugger to trace the execution and identify where the mismatch occurs. This can help pinpoint the exact parameter or data causing the issue.
  Review Custom Code: If there are custom developments, review the code to ensure it adheres to the expected interfaces and does not introduce incompatibilities.
  Consult Documentation: Refer to the SAP documentation for the specific function module to understand the expected parameters and their types.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches or updates.
  System Update: Ensure that your SAP system is up to date with the latest support packages and patches, as these may resolve known issues.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to financial postings, such as FB01, F-02, or others.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with detailed information about the error, including transaction codes, function modules involved, and any custom code.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the F5865 error in your SAP system.