How To Fix C0657 - Export parameter & is not defined

C0657 - Overview

• Message type: E = Error

• Message class: C0 - PP-PI: Messages for PI Sheet and Syntax Checker

• Message number: 657

• Message text: Export parameter & is not defined

What causes this issue?

The current function call contains export parameter &V1&. However,
this parameter is not defined in the function module that has been
called up.
INCLUDE 'NA_FU_NO' OBJECT DOKU ID TX LANGUAGE E

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

INCLUDE 'NA_HA_TST' OBJECT DOKU ID TX LANGUAGE E
RESET N1
INCLUDE 'NA_HA_POS' OBJECT DOKU ID TX LANGUAGE E
Correct the process instruction in the process order.
INCLUDE 'NA_STREZ_NEU' OBJECT DOKU ID TX LANGUAGE E
<DS:TRAN.COR2>Change process order</>
INCLUDE 'NA_HA_PROD' OBJECT DOKU ID TX LANGUAGE E
The process instruction cannot be corrected for the current PI sheet.
INCLUDE 'NA_PLNREZ_HINW' OBJECT DOKU ID TX LANGUAGE E
<DS:TRAN.C202>Change master recipe</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C0657 - Export parameter & is not defined ?

  The SAP error message C0657, which states "Export parameter & is not defined," typically occurs in the context of ABAP programming when a function module or method is called, but the export parameter specified in the call is not defined in the function module or method signature.
  
  Cause:
  
  Parameter Mismatch: The export parameter being referenced in the function call does not exist in the function module or method definition.
  Typographical Error: There may be a typo in the name of the export parameter in the calling program.
  Changes in Function Module: The function module may have been changed or updated, and the export parameter may have been removed or renamed.
  Incorrect Function Module: The wrong function module may be called, which does not have the expected export parameters.
  
  
  Solution:
  
  
  Check Function Module Definition: Verify the definition of the function module or method being called. Ensure that the export parameter you are trying to use is indeed defined.
  
  You