How To Fix 28118 - Duplicate entry &1 in the allowed values for characteristic &2

28118 - Overview

• Message type: E = Error

• Message class: 28 - Configuration

• Message number: 118

• Message text: Duplicate entry &1 in the allowed values for characteristic &2

What causes this issue?

The allowed values after the keyword IN contain duplicate entries.

System Response

The syntax check issues a warning.

How to fix this error?

Remove the duplicate entries from the allowed values.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 28118 - Duplicate entry &1 in the allowed values for characteristic &2 ?

  The SAP error message 28118, which states "Duplicate entry &1 in the allowed values for characteristic &2," typically occurs in the context of SAP's classification system, particularly when working with characteristics and their allowed values in the classification of materials or other objects.
  
  Cause:
  This error arises when you attempt to create or modify a characteristic in such a way that it includes duplicate entries in its allowed values. Each allowed value for a characteristic must be unique, and if you try to add a value that already exists, SAP will trigger this error.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify the Characteristic: Determine which characteristic is causing the error. The error message will specify the characteristic name (represented as &2).
  
  
  Check Allowed Values: Go to the characteristic definition in the SAP system and review the list of allowed values. Look for the value that is mentioned in the error message (represented