Major bug in XCOS shemas - Impossible to modify data in boxes since Scilab 2025

Hello

Bug Description

Major bug in XCOS shemas - Impossible to modify data in boxes since Scilab 2025 on windows

Steps to reproduce

Essai.zcos

Here is a simple xcos example with one CLR box, and two constants K1 and K2 define in the context of the box, done with scilab 2024.1

Open this zcos file

  • with scilab 2024.1, it is possible to modify K1 by K2 in the box

  • with scilab 2025 or 2026, it is impossible

What is the expected correct behavior?

a correct refreh of the box

Error log

None

Consequences

in ATOMS module SegPAL, impossible to change any boxes, SegPal boxes and xcos boxes (see demo directory)

in ATOMS module HydroSim, same remarks (see TURBINES directory)

Best regards

Edited by pierre perrichon