From 3b2b9e5893816e0e480c547b510f61dac3db256d Mon Sep 17 00:00:00 2001
From: "maosheng.wei" <maosheng.wei@bambulab.com>
Date: Wed, 15 May 2024 16:10:16 +0800
Subject: [PATCH] FIX: [7085] crash when connected printer

Jira: STUDIO-7085

Change-Id: I8509a4261885b255dac2e4423f6e641f942f762c
---
 src/libslic3r/PresetBundle.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/libslic3r/PresetBundle.cpp b/src/libslic3r/PresetBundle.cpp
index cba35fe71..b5934f755 100644
--- a/src/libslic3r/PresetBundle.cpp
+++ b/src/libslic3r/PresetBundle.cpp
@@ -1865,6 +1865,7 @@ bool PresetBundle::check_filament_temp_equation_by_printer_type_and_nozzle_for_m
     std::map<std::string, std::vector<Preset const *>> filament_list = filaments.get_filament_presets();
     std::set<std::string> printer_names       = get_printer_names_by_printer_type_and_nozzle(printer_type, nozzle_diameter_str);
 
+    if (filament_list.find(setting_id) == filament_list.end()) return is_equation;
     for (const Preset *preset : filament_list.find(setting_id)->second) {
         if (tag_uid == "0" || (tag_uid.size() == 16 && tag_uid.substr(12, 2) == "01")) continue;
         if (preset && !preset->is_user()) continue;