From 436f098b9821390b83fc4e588a2d9b8a25c294df Mon Sep 17 00:00:00 2001
From: YuSanka <yusanka@gmail.com>
Date: Mon, 26 Aug 2024 16:26:21 +0200
Subject: [PATCH] ConfigWizard: Fixed a crash on unselection of a last printer
 in technology SPE-2458

---
 src/slic3r/GUI/ConfigWizard.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/slic3r/GUI/ConfigWizard.cpp b/src/slic3r/GUI/ConfigWizard.cpp
index a3d686b682..59ea6386aa 100644
--- a/src/slic3r/GUI/ConfigWizard.cpp
+++ b/src/slic3r/GUI/ConfigWizard.cpp
@@ -2990,8 +2990,18 @@ void ConfigWizard::priv::on_printer_pick(PagePrinters *page, const PrinterPicker
 
     if (page->technology & T_FFF) {
         page_filaments->clear();
+        if (!any_fff_selected) {
+            // clear all filament's info, when no one printer is selected
+            filaments.clear();
+            aliases_fff.clear();
+        }
     } else if (page->technology & T_SLA) {
         page_sla_materials->clear();
+        if (!any_sla_selected) {
+            // clear all material's info, when no one printer is selected
+            sla_materials.clear();
+            aliases_sla.clear();
+        }
     }
 }