How To Fix /SAPTRX/ASC064 - Interface for function &1 is incorrect; correct function module interface

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPTRX/ASC -

• Message number: 064

• Message text: Interface for function &1 is incorrect; correct function module interface

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPTRX/ASC064 - Interface for function &1 is incorrect; correct function module interface ?

  The SAP error message /SAPTRX/ASC064 Interface for function &1 is incorrect; correct function module interface typically indicates that there is a mismatch between the expected interface of a function module and the actual interface being used in the code. This can occur in various scenarios, such as when a function module is called with incorrect parameters or when the function module has been changed but the calling program has not been updated accordingly.
  Causes:
  
  Parameter Mismatch: The function module is being called with the wrong number or type of parameters.
  Changes in Function Module: The function module's interface has been modified (e.g., parameters added, removed, or changed) after the calling program was written.
  Incorrect Function Module Name: The function module name being called may be incorrect or misspelled.
  Versioning Issues: If there are multiple versions of the function module, the wrong version may be referenced.
  
  Solutions:
  
  
  Check Function Module Interface:
  
  Go to transaction SE37 (Function Builder) and enter the function module name indicated in the error message.
  Review the parameters defined in the function module and ensure that the calling program matches this interface.
  
  
  
  Update Calling Program:
  
  If the function module has changed, update the calling program to align with the new interface. This may involve adding, removing, or modifying parameters in the function call.
  
  
  
  Correct Function Module Name:
  
  Verify that the function module name is correct in the calling program. Ensure there are no typos or incorrect references.
  
  
  
  Check for Versioning Issues:
  
  If applicable, ensure that the correct version of the function module is being used. This may involve checking for transport requests or version control in your SAP system.
  
  
  
  Consult Documentation:
  
  If available, refer to the documentation for the function module to understand its expected parameters and usage.
  
  
  
  Debugging:
  
  If the issue persists, consider using the debugger to step through the code and identify where the mismatch occurs.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE37: Function Builder to view and edit function modules.
  SE80: Object Navigator to explore related objects and dependencies.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific function module or error message.
  
  
  Testing: After making changes, test the function module call to ensure that it works as expected without errors.
  
  
  By following these steps, you should be able to identify and resolve the issue causing the /SAPTRX/ASC064 error message.