How To Fix EWA856 - &3 &2 is a reference parameter in the signature of function &1.

EWA856 - Overview

• Message type: E = Error

• Message class: EWA - IS-U-WA: Waste Management

• Message number: 856

• Message text: &3 &2 is a reference parameter in the signature of function &1.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message EWA856 - &3 &2 is a reference parameter in the signature of function &1. ?

  The SAP error message EWA856 indicates that there is an issue with the signature of a function module in your ABAP code. Specifically, it suggests that a reference parameter is being used incorrectly. Here’s a breakdown of the error message and how to address it:
  
  Cause:
  
  
  Reference Parameter Misuse: The error occurs when a reference parameter (denoted by REF TO) is not being used correctly in the function module's signature. This can happen if:
  
  The parameter is not declared as a reference type in the function module.
  The calling program is not passing the parameter correctly.
  There is a mismatch in the expected type of the reference parameter.
  
  
  
  Incorrect Function Module Definition: If the function module is defined incorrectly, it may lead to this error when it is called.
  
  
  
  Solution:
  
  
  Check Function Module Definition:
  
  Go to the function module in transaction SE37 or SE80.
  Verify that the parameter in question is defined as a reference parameter (using REF TO).
  Ensure that