How To Fix NJIT_O_MSG143 - Reference type &1 already exists for &2 &3; enter a new type

NJIT_O_MSG143 - Overview

• Message type: E = Error

• Message class: NJIT_O_MSG -

• Message number: 143

• Message text: Reference type &1 already exists for &2 &3; enter a new type

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 NJIT_O_MSG143 - Reference type &1 already exists for &2 &3; enter a new type ?

  The SAP error message NJIT_O_MSG143 indicates that there is an attempt to create a reference type that already exists in the system. This error typically occurs in the context of creating or managing reference types in SAP, such as when working with data models, configuration settings, or other related objects.
  
  Cause:
  The error is triggered when:
  
  You are trying to create a new reference type (e.g., a new data type, structure, or object) that has the same name as an existing reference type in the system.
  The system enforces uniqueness for reference types, and thus it does not allow duplicates.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Reference Types:
  
  Use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to search for the existing reference type using the name you are trying to create.
  Verify if the reference type already exists and if it is indeed the one you intended to create.
  
  
  
  Choose