How To Fix WA663 - Check function module &: Parameter & has an invalid reference &

WA663 - Overview

• Message type: E = Error

• Message class: WA - Messages from Workflow Event Manager

• Message number: 663

• Message text: Check function module &: Parameter & has an invalid reference &

What causes this issue?

The specified parameter of the specified
<DS:GLOS.3526B0B1AFAB52B9E10000009B38F974>check function module</> has
an ABAP Dictionary reference that does not correspond to the interface
required for such a function module.

System Response

The action was aborted and no event was triggered.

How to fix this error?

Check the parameter definition.

Error message extract from SAP system. Copyright SAP SE.

WA663 - Details

• Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WA663 Check function module &: Parameter & has an invalid reference &
  
  Meaning / 
  Cause:
  This error occurs during the syntax check or runtime check of a function module when a parameter within the function module has an invalid reference. Specifically, the system detects that a parameter in the function module is referring to an object, structure, or data element that does not exist, is incorrectly declared, or is not accessible in the current context.
  Common causes include:
  
  The parameter references a data element or structure that has been deleted or renamed.
  The parameter is declared with a type that is not valid or not active.
  The parameter references an object that is not in the current namespace or is not imported properly.
  The function module interface is inconsistent or corrupted.
  Transport or system inconsistencies causing missing references.
  
  
  Solution / How to Fix:
  
  
  Check the Parameter Declaration:
  
  Go to the