From 57fcd1e3c8cd84a9d102907290b1dc28ccc63f4c Mon Sep 17 00:00:00 2001
From: HellAholic <alireza.doustdar@gmail.com>
Date: Wed, 19 Nov 2025 13:05:59 +0100
Subject: [PATCH] Fix extruder warning visibility logic

Updated the warning icon visibility check to only consider extruders that exist in the current printer, preventing false warnings for non-existent extruders.
---
 plugins/SimulationView/SimulationViewMenuComponent.qml | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/plugins/SimulationView/SimulationViewMenuComponent.qml b/plugins/SimulationView/SimulationViewMenuComponent.qml
index b0aead8224..bc8e55a8ec 100644
--- a/plugins/SimulationView/SimulationViewMenuComponent.qml
+++ b/plugins/SimulationView/SimulationViewMenuComponent.qml
@@ -76,8 +76,9 @@ Cura.ExpandableComponent
             source: UM.Theme.getIcon("Warning")
             color: UM.Theme.getColor("warning")
             visible: {
-                // Check if any extruder is unchecked
-                for (var i = 0; i < viewSettings.extruder_opacities.length; i++) {
+                // Check if any extruder is unchecked, but only for extruders that exist in the current printer
+                var extruderCount = CuraApplication.getExtrudersModel().count;
+                for (var i = 0; i < extruderCount; i++) {
                     if (viewSettings.extruder_opacities[i] <= 0.5 && viewSettings.extruder_opacities[i] !== undefined && viewSettings.extruder_opacities[i] !== "") {
                         return true;
                     }