How To Fix C0657 - Export parameter & is not defined

SAP Error Message - Details

• 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 can do this by navigating to the function module in transaction SE37 or SE80 and checking the parameters.
  
  
  
  Correct Parameter Name: If there is a typo in the parameter name, correct it in the calling program.
  
  
  Update Code: If the function module has been changed, update your code to match the new definition. This may involve adding new parameters or removing references to parameters that no longer exist.
  
  
  Consult Documentation: If the function module is part of a standard SAP package, check the SAP documentation or release notes for any changes that might have affected the parameters.
  
  
  Debugging: If you are unsure where the error is occurring, use the debugger to step through the code and identify the exact point of failure.
  
  
  Related Information:
  
  Function Module Documentation: Always refer to the documentation of the function module for detailed information about its parameters.
  SAP Notes: Check SAP Notes for any known issues or updates related to the function module you are using.
  ABAP Development Guidelines: Familiarize yourself with best practices in ABAP development to avoid such issues in the future.
  
  By following these steps, you should be able to resolve the C0657 error and ensure that your ABAP code runs smoothly.