From e4418731eb6a74911dfe31682c0858b4cf5bdc3c Mon Sep 17 00:00:00 2001
From: "zhou.xu" <zhou.xu@bambulab.com>
Date: Wed, 27 Aug 2025 12:03:57 +0800
Subject: [PATCH] FIX:Fix the issue of incorrect support material index in
 override mode

jira: github 7997
Change-Id: I1963a69b34037f41efe2e044361c9ca1cd581977
(cherry picked from commit 3f8af5c858b455c734f72dae601456a7b98a5f97)
---
 src/libslic3r/PresetBundle.cpp | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/libslic3r/PresetBundle.cpp b/src/libslic3r/PresetBundle.cpp
index 7169ac5ea9..b2a09ac560 100644
--- a/src/libslic3r/PresetBundle.cpp
+++ b/src/libslic3r/PresetBundle.cpp
@@ -2540,21 +2540,26 @@ unsigned int PresetBundle::sync_ams_list(std::vector<std::pair<DynamicPrintConfi
                 exist_multi_color_filment.push_back(need_append_colors[i].mutli_filament_color);
             }
         }
-        filament_color->resize(exist_colors.size());
         filament_color->values = exist_colors;
-        filament_color_type->resize(exist_colors.size());
         filament_color_type->values = exist_color_types;
         ams_multi_color_filment = exist_multi_color_filment;
         this->filament_presets = exist_filament_presets;
         filament_map->values.resize(exist_filament_presets.size(), 1);
     }
-    else {//overwrite
-        filament_color->resize(ams_filament_presets.size());
+    else {//overwrite;
         filament_color->values = ams_filament_colors;
-        filament_color_type->resize(ams_filament_presets.size());
         filament_color_type->values = ams_filament_color_types;
         this->filament_presets = ams_filament_presets;
         filament_map->values.resize(ams_filament_colors.size(), 1);
+
+        auto& print_config = this->prints.get_edited_preset().config;
+        auto  support_filament_opt = print_config.option<ConfigOptionInt>("support_filament");
+        auto support_interface_filament_opt = print_config.option<ConfigOptionInt>("support_interface_filament");
+        if (support_filament_opt->value > ams_filament_color_types.size())
+            support_filament_opt->value = 0;
+
+        if (support_interface_filament_opt->value > ams_filament_color_types.size())
+            support_interface_filament_opt->value = 0;
     }
     // Update ams_multi_color_filment
     update_filament_multi_color();