diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index c062adf4b..e16687cd9 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -4893,7 +4893,11 @@ const DynamicPrintConfig* Plater::get_plater_config() const
 std::vector<std::string> Plater::get_extruder_colors_from_plater_config() const
 {
     const Slic3r::DynamicPrintConfig* config = &wxGetApp().preset_bundle->printers.get_edited_preset().config;
-    std::vector<std::string> extruder_colors = (config->option<ConfigOptionStrings>("extruder_colour"))->values;
+    std::vector<std::string> extruder_colors;
+    if (!config->has("extruder_colour")) // in case of a SLA print
+        return extruder_colors;
+
+    extruder_colors = (config->option<ConfigOptionStrings>("extruder_colour"))->values;
     const std::vector<std::string>& filament_colours = (p->config->option<ConfigOptionStrings>("filament_colour"))->values;
     for (size_t i = 0; i < extruder_colors.size(); ++i)
         if (extruder_colors[i] == "" && i < filament_colours.size())
diff --git a/src/slic3r/GUI/wxExtensions.cpp b/src/slic3r/GUI/wxExtensions.cpp
index e0ee47b61..0109f6a29 100644
--- a/src/slic3r/GUI/wxExtensions.cpp
+++ b/src/slic3r/GUI/wxExtensions.cpp
@@ -455,6 +455,9 @@ Slic3r::GUI::BitmapCache* m_bitmap_cache = nullptr;
     std::vector<wxBitmap*> bmps;
     std::vector<std::string> colors = Slic3r::GUI::wxGetApp().plater()->get_extruder_colors_from_plater_config();
 
+    if (bmps.empty())
+        return bmps;
+
     unsigned char rgb[3];
 
     /* It's supposed that standard size of an icon is 36px*16px for 100% scaled display.
@@ -484,6 +487,8 @@ static wxBitmap get_extruder_color_icon(size_t extruder_idx)
 {
     // Create the bitmap with color bars.
     std::vector<wxBitmap*> bmps = get_extruder_color_icons();
+    if (bmps.empty())
+        return wxNullBitmap;
 
     return *bmps[extruder_idx >= bmps.size() ? 0 : extruder_idx];
 }