How To Fix WPS01118 - Parent task list key &1 / ext. ID &2: Invalid external group no. &3

WPS01118 - Overview

• Message type: E = Error

• Message class: WPS01 - Revision Planning - Task List Hierarchy

• Message number: 118

• Message text: Parent task list key &1 / ext. ID &2: Invalid external group no. &3

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WPS01118 - Parent task list key &1 / ext. ID &2: Invalid external group no. &3 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WPS01118 Parent task list key &1 / ext. ID &2: Invalid external group no. &3
  
  Meaning / 
  Cause:
  This error occurs when you try to reference or assign a parent task list in a maintenance or production order, and the system detects that the external group number specified for the parent task list is invalid or does not exist.
  
  Parent task list key &1: The key of the parent task list you are trying to use.
  External ID &2: The external identifier of the parent task list.
  Invalid external group no. &3: The external group number provided is not valid or not found in the system.
  
  In SAP Plant Maintenance (PM) or Production Planning (PP), task lists can be grouped by group numbers. When you assign a parent task list, the system checks if the external group number exists and is valid. If it is