How To Fix IUID023 - There are pieces of equipment (e.g. &2) in plant &1 without UII

IUID023 - Overview

• Message type: E = Error

• Message class: IUID - Messages Class for Unique Item Identification

• Message number: 023

• Message text: There are pieces of equipment (e.g. &2) in plant &1 without UII

What causes this issue?

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

System Response

How to fix this error?

Before you set the IUID-relevant indicator in the material master data,
ensure that you firstly assign a UII to all pieces of equipment.
You can assign a UII by using mass report R_IUID_GENERATION.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IUID023 - There are pieces of equipment (e.g. &2) in plant &1 without UII ?

  The SAP error message IUID023 indicates that there are pieces of equipment in a specific plant that do not have a Unique Item Identifier (UII) assigned to them. This is often related to compliance with regulations or internal tracking requirements, especially in industries such as defense, aerospace, or manufacturing where unique identification of items is critical.
  
  Cause:
  
  Missing UII Assignment: The equipment in question has not been assigned a Unique Item Identifier, which is required for tracking and compliance purposes.
  Data Entry Errors: There may have been an oversight during the data entry process, leading to some equipment not being assigned a UII.
  System Configuration: The system may not be configured correctly to enforce UII assignment for all relevant equipment.
  Legacy Equipment: Older equipment that was added to the system may not have been updated with UII information.
  
  
  Solution:
  
  
  Assign UII: 
  
  Navigate to the equipment master data in SAP.
  Identify the equipment listed in the error message.
  Assign a