How To Fix C0655 - Called function module & is not defined

C0655 - Overview

• Message type: E = Error

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

• Message number: 655

• Message text: Called function module & is not defined

What causes this issue?

The function module that has been called up does not exist in the
function library.
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?

Define the function module.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C0655 - Called function module & is not defined ?

  The SAP error message C0655, which states "Called function module & is not defined," typically occurs when a program or function module attempts to call another function module that does not exist in the system. This can happen for several reasons, including:
  Causes:
  
  Function Module Not Created: The function module being called has not been created or activated in the SAP system.
  Incorrect Name: There may be a typo or incorrect name in the function module call.
  Transport Issues: If the function module was recently transported from another system, it may not have been imported correctly.
  Authorization Issues: The user may not have the necessary authorizations to access the function module.
  Namespace Issues: The function module might be in a different namespace that is not accessible from the current context.
  
  Solutions:
  
  
  Check Function Module Existence:
  
  Use transaction code SE37 (Function Builder) to check if the function module exists. Enter the name of the function module and see if it