How To Fix FDT_CORE023 - Class / interface (ABAP-OO) &1 does not exist

FDT_CORE023 - Overview

• Message type: E = Error

• Message class: FDT_CORE - Formula & Derivation Tool: Core

• Message number: 023

• Message text: Class / interface (ABAP-OO) &1 does not exist

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 FDT_CORE023 - Class / interface (ABAP-OO) &1 does not exist ?

  The SAP error message FDT_CORE023 indicates that a specified class or interface in ABAP Object-Oriented programming does not exist. This error typically arises in scenarios involving the use of classes or interfaces that are either not defined, misspelled, or not properly activated in the SAP system.
  Causes:
  
  Misspelling: The name of the class or interface may be misspelled in the code.
  Non-existent Class/Interface: The class or interface has not been created or does not exist in the system.
  Activation Issues: The class or interface exists but has not been activated, making it unavailable for use.
  Namespace Issues: The class or interface may exist in a different namespace that is not accessible in the current context.
  Transport Issues: If the class or interface was recently transported from another system, it may not have been imported correctly.
  
  Solutions:
  
  Check Spelling: Verify that the name of the class or interface is spelled correctly in your code.
  Verify Existence: Use transaction SE80 (Object