How To Fix WPS01128 - Task list key &1 / ext. ID &2: Missing equipment in task list attributes

WPS01128 - Overview

• Message type: E = Error

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

• Message number: 128

• Message text: Task list key &1 / ext. ID &2: Missing equipment in task list attributes

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 WPS01128 - Task list key &1 / ext. ID &2: Missing equipment in task list attributes ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WPS01128 Task list key &1 / ext. ID &2: Missing equipment in task list attributes
  
  Meaning / 
  Cause:
  This error occurs when you try to use or process a task list (maintenance task list, production task list, etc.) that references an equipment, but the equipment is not maintained or assigned in the task list attributes. Essentially, the system expects an equipment number to be specified in the task list header or attributes, but it is missing.
  
  Task list key &1: The identifier of the task list.
  External ID &2: The equipment number or external ID expected but missing.
  
  This typically happens in maintenance task lists (e.g., maintenance plans, maintenance orders) where the task list is supposed to be linked to a specific equipment, but the equipment field is empty or not maintained.
  
  When does it occur?
  
  When creating or changing a maintenance order or maintenance plan