How To Fix EC431 - MENUSYST is a system user interface - be careful when making changes

EC431 - Overview

• Message type: E = Error

• Message class: EC - Development environment: Menu Painter

• Message number: 431

• Message text: MENUSYST is a system user interface - be careful when making changes

What causes this issue?

In the user interface, menus System and Help are defined. The functions
closely cooperate with the kernel. This is why you should not modify
them. For example, you must not use dynamic texts.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EC431 - MENUSYST is a system user interface - be careful when making changes ?

  The SAP error message EC431, which states "MENUSYST is a system user interface - be careful when making changes," typically occurs when there are attempts to modify or delete system-defined user interfaces or menu entries that are critical to the operation of the SAP system. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  System User Interface: The message indicates that the user is trying to make changes to a system-defined user interface (in this case, MENUSYST). These interfaces are integral to the SAP system's functionality and stability.
  Authorization Issues: The user may not have the necessary authorizations to make changes to system objects, leading to this warning.
  Configuration Changes: Attempting to modify or delete standard configurations or menus that are not meant to be altered can trigger this message.
  
  
  Solution:
  
  Review Changes: Before making any changes, review the necessity and implications of modifying system user interfaces. Ensure that the changes are essential