How To Fix IW616 - General maintenance task list & & has already been included

IW616 - Overview

• Message type: E = Error

• Message class: IW - Order Processing

• Message number: 616

• Message text: General maintenance task list & & has already been included

What causes this issue?

You want to include a <DS:GLOS.maintenance_task_list>task list</>
completely in the <DS:GLOS.maintenance_order>maintenance order</> or
<DS:GLOS.service_order>service order</>.
However, the task list has already been included in the order.

System Response

INCLUDE KEINE-FUNKTION OBJECT DOKU ID TX LANGUAGE EN

How to fix this error?

You can only include the task list completely once, if the indicator
<DS:DE.ONE_OPR>One-time operation selection</> is active.
Remove the indicator <ls>One-time operation selection</>.
<zv>WARNING! The long text for this message is also displayed for the
messages IW617 and IW618 (INCLUDE)</>

Error message extract from SAP system. Copyright SAP SE.

IW616 - Details

• The SAP error message IW616 indicates that a general maintenance task list has already been included in the maintenance plan or task list you are trying to create or modify. This error typically arises when there is an attempt to include a task list that has already been associated with another maintenance plan or task list.
  
  Cause:
  
  Duplicate Inclusion: The task list you are trying to include has already been linked to another maintenance plan or task list.
  Incorrect Configuration: There may be a configuration issue where the same task list is being referenced multiple times unintentionally.
  Data Integrity Issues: There could be inconsistencies in the database or data integrity issues that lead to this error.
  
  
  Solution:
  
  
  Check Existing Associations:
  
  Go to the transaction code IP02 (Change Maintenance Plan) or IP03 (Display Maintenance Plan) and check if the task list is already included in another maintenance plan.
  If it is, you may need to decide whether to use