How To Fix WA653 - Receiver function module &: Parameter & has an invalid reference &

WA653 - Overview

• Message type: E = Error

• Message class: WA - Messages from Workflow Event Manager

• Message number: 653

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

What causes this issue?

The specified parameter of the specified receiver function module has
an ABAP Dictionary reference that does not correspond to the interface
required by such a function module.

System Response

The action was terminated, an event was not triggered.

How to fix this error?

Check the parameter definition.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WA653 - Receiver function module &: Parameter & has an invalid reference & ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WA653 Receiver function module &: Parameter & has an invalid reference &
  
  
  Cause:
  This error occurs during the processing of an IDoc (Intermediate Document) when the receiver function module (the function module responsible for processing the IDoc data on the receiving system) contains a parameter that has an invalid or incorrect reference. Specifically:
  
  The function module's parameter is expected to be a reference to a certain data object or structure.
  The reference provided is invalid, meaning it points to a non-existent or incompatible data object.
  This can happen if the function module interface has been changed but the IDoc processing logic or the data passed to it has not been updated accordingly.
  It may also occur if the parameter is expected to be passed by reference but is passed by value, or vice versa.
  Another cause could be a mismatch between the IDoc segment structure and