How To Fix EC046 - All list function codes already exist in the function list

EC046 - Overview

• Message type: E = Error

• Message class: EC - Development environment: Menu Painter

• Message number: 046

• Message text: All list function codes already exist in the function list

What causes this issue?

All the function codes have already been created in the user interface.
For a list of function codes, choose <LS>Utilities -> Explanations ->
Standards/proposals</>.

System Response

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

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EC046 - All list function codes already exist in the function list ?

  The SAP error message EC046, which states "All list function codes already exist in the function list," typically occurs when you are trying to add a function code to a list that already contains all the available function codes. This can happen in various contexts, such as when customizing or configuring a report or transaction in SAP.
  
  Cause:
  
  Duplicate Function Codes: You are attempting to add a function code that is already present in the function list.
  
  Configuration Issues: There may be a misconfiguration in the settings where the function codes are defined.
  Limitations of the Function List: The function list may have a predefined set of function codes, and you are trying to exceed that limit.
  
  
  Solution:
  
  
  Check Existing Function Codes: Review the current function codes in the list to ensure that you are not trying to add a duplicate. You can do this by navigating to the relevant configuration or customizing transaction.
  
  
  Remove Duplicates: If