How To Fix WA160 - No change document object for business object type &1

WA160 - Overview

• Message type: E = Error

• Message class: WA - Messages from Workflow Event Manager

• Message number: 160

• Message text: No change document object for business object type &1

What causes this issue?

You want to create an event linkage for a business object type with a
change document object. However, no compatible change document object
is available for the specified business object type.

System Response

The linkage cannot be defined.

How to fix this error?

The business object type required may have a change document object
with an incompatible key. Enter a problem message and send it to SAP
(BC-BMT-WFM). Specify all information regarding the business object
type/change document object (name, key structure, etc.) in this problem
message.
There may be no change document object for the business object type
specified. If a change document object is to be defined, contact SAP
with a problem message as well.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WA160 - No change document object for business object type &1 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WA160 No change document object for business object type &1
  
  Meaning / 
  Cause:
  This error occurs when the system tries to create or access a change document for a particular business object type, but no change document object is defined or assigned for that business object type in the system.
  
  Change documents are used in SAP to log changes to business objects for audit and tracking purposes.
  Each business object type that requires change logging must have an associated change document object defined in the system.
  If the system cannot find this association, it raises the WA160 error.
  
  
  When does it occur?
  
  When you try to change or update a business object and the system attempts to write a change document.
  When a program or transaction tries to call change document functions for a business object type that lacks a change document object.
  Custom developments or enhancements that