How To Fix C0659 - Variable & is not defined

C0659 - Overview

• Message type: E = Error

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

• Message number: 659

• Message text: Variable & is not defined

What causes this issue?

In the current function call, the value of variable &V1& is to be
transferred to a parameter of the function module. However, this value
is not available for one of the following resons:
Variable &V1& has not been defined in the process instructions for
the PI sheet.
In the PI sheet, no value has been maintained for the variable.

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?

RESET N1
INCLUDE 'NA_HA_POS' OBJECT DOKU ID TX LANGUAGE E
<ZH>In the case of PI sheets with test function:</>
In this process instruction, check the assignment of the variable whose
value in to be transferred and correct it if necessary.
In the process order, check whether the variable has been defined in
one of the other process instructions for the same PI sheet.
If necessary, define the variable in one of these process instructions.
Create a new control recipe using the changed data and edit the
corresponding PI sheet.
<DS:TRAN.COR2>Change process order</>
<ZH>In the case of productive PI sheets:</>
Errors in the process instructions cannot be corrected for the current
PI sheet.
In the PI sheet, check whether a value has been maintained for the
variable.
Enter the missing value if necessary.
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 C0659 - Variable & is not defined ?

  The SAP error message C0659, which states "Variable & is not defined," typically occurs in the context of SAP ABAP programming, particularly when working with variable declarations in reports or forms. This error indicates that the program is trying to use a variable that has not been declared or defined in the scope of the program.
  
  Cause:
  
  Undeclared Variable: The variable being referenced has not been declared in the program.
  Scope Issues: The variable may be declared in a different scope (e.g., within a different subroutine or method) and is not accessible in the current context.
  Typographical Error: There may be a typo in the variable name, leading to the system not recognizing it.
  Missing Data Declaration: The variable might be expected to be defined in a data dictionary or structure that is not included in the program.
  
  
  Solution:
  
  Declare the Variable: Ensure that the variable is declared in the appropriate scope. For example:DATA: lv_variable TYPE string.
  
  Check