How To Fix 42231 - Export parameters are not possible in the interface

42231 - Overview

• Message type: E = Error

• Message class: 42 - Information Workbench

• Message number: 231

• Message text: Export parameters are not possible in the interface

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 42231 - Export parameters are not possible in the interface ?

  The SAP error message 42231 indicates that there is an issue with the interface of a function module or method where export parameters are not allowed. This typically occurs when you are trying to use a function module or method that is not designed to return data through export parameters, or when the interface is not correctly defined.
  
  Cause:
  
  Incorrect Function Module/Method Usage: You may be trying to call a function module or method that does not support export parameters.
  Interface Definition: The function module or method may be defined with only importing parameters and no exporting parameters.
  Calling Convention: The way you are calling the function module or method may not align with its defined interface.
  
  
  Solution:
  
  
  Check the Function Module/Method Definition:
  
  Go to transaction SE37 (for function modules) or SE80 (for methods in classes) and check the interface of the function module or method you are trying to use.
  Ensure that it has export parameters defined.