How To Fix EWA857 - &3 &2 is not a reference parameter in the signature of function &1.

EWA857 - Overview

• Message type: E = Error

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

• Message number: 857

• Message text: &3 &2 is not 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 EWA857 - &3 &2 is not a reference parameter in the signature of function &1. ?

  The SAP error message EWA857 indicates that there is an issue with the function module or method signature in your ABAP code. Specifically, it suggests that a parameter (in this case, &3 or &2) is not defined as a reference parameter in the function signature of the function &1. 
  
  Cause:
  
  Parameter Definition Mismatch: The function module or method is expecting a reference parameter (using REF TO), but the parameter being passed is not defined as such in the calling program.
  Incorrect Parameter Type: The parameter types in the calling program do not match the expected types in the function module or method signature.
  Changes in Function Module: If the function module was modified (e.g., parameters were changed), the calling program may not have been updated accordingly.
  
  
  Solution:
  
  Check Function Module Signature: Review the signature of the function module or method &1 to confirm the expected parameter types. Ensure that the parameters being passed match the