How To Fix 1R021 - &1 is not permitted as a logical category since it is a derived caregory

1R021 - Overview

• Message type: E = Error

• Message class: 1R - SAP Knowledge Provider

• Message number: 021

• Message text: &1 is not permitted as a logical category since it is a derived caregory

What causes this issue?

You tried to use <DS:GLOS.1240D0B74E8BD3118F340060B03CA38C>category</>
&V1& as a logical category, but it is already being used as a derived
category. A category cannot be both logical and derived.

System Response

The entry is not permitted.

How to fix this error?

Correct your entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 1R021 - &1 is not permitted as a logical category since it is a derived caregory ?

  The SAP error message "1R021 &1 is not permitted as a logical category since it is a derived category" typically occurs in the context of SAP's classification system, particularly when dealing with characteristics and classes in the SAP Product Lifecycle Management (PLM) or Material Management (MM) modules.
  
  Cause:
  This error indicates that you are trying to assign or use a logical category that is derived from another category, which is not allowed in the context you are working in. Derived categories are typically used to inherit properties from a base category, and they cannot be used as standalone logical categories in certain operations.
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Check Category Assignment: Ensure that you are not trying to assign a derived category where a base category is required. Review the category hierarchy and confirm that you are using the correct category type.
  
  
  Use Base Category: If you need to perform an operation