How To Fix W4136 - &: & Object list exists in plant maintenance

W4136 - Overview

• Message type: E = Error

• Message class: W4 - Messages for material discontinuation

• Message number: 136

• Message text: &: & Object list exists in plant maintenance

Self-Explanatory Message

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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.

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• What is the cause and solution for SAP error message W4136 - &: & Object list exists in plant maintenance ?

  SAP Error Message:
  W4136 & : & Object list exists in plant maintenance
  
  Meaning / 
  Cause:
  This warning message indicates that an object list (such as a list of equipment, functional locations, or maintenance objects) already exists in the Plant Maintenance (PM) module for the specified criteria. Typically, this occurs when you try to create or generate an object list that duplicates an existing one.
  In other words, the system detects that an object list with the same parameters or for the same plant/functional location/equipment already exists, and therefore it warns you to avoid duplication.
  
  When does it occur?
  
  When creating or generating an object list in PM (e.g., during maintenance order processing, notification processing, or report generation).
  When trying to save or update an object list that duplicates an existing one.
  During certain transactions involving object lists, such as IW38 (Change PM orders), IW29 (Display PM notifications), or custom reports/programs that handle object lists.
  
  
  Solution / How to