From 681227be7118fde3f1d6b062a457df70f912603d Mon Sep 17 00:00:00 2001
From: enricoturri1966 <enricoturri@seznam.cz>
Date: Thu, 27 Apr 2023 10:42:30 +0200
Subject: [PATCH] Fixed crash in fff_print_tests

---
 src/libslic3r/GCode/GCodeProcessor.cpp | 2 ++
 src/libslic3r/Print.cpp                | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/libslic3r/GCode/GCodeProcessor.cpp b/src/libslic3r/GCode/GCodeProcessor.cpp
index 51e4c88c1..d71dd347a 100644
--- a/src/libslic3r/GCode/GCodeProcessor.cpp
+++ b/src/libslic3r/GCode/GCodeProcessor.cpp
@@ -450,6 +450,7 @@ void GCodeProcessorResult::reset() {
     filament_cost = std::vector<float>(MIN_EXTRUDERS_COUNT, DEFAULT_FILAMENT_COST);
     custom_gcode_per_print_z = std::vector<CustomGCode::Item>();
     spiral_vase_layers = std::vector<std::pair<float, std::pair<size_t, size_t>>>();
+    conflict_result = std::nullopt;
     time = 0;
 }
 #else
@@ -468,6 +469,7 @@ void GCodeProcessorResult::reset() {
     filament_cost = std::vector<float>(MIN_EXTRUDERS_COUNT, DEFAULT_FILAMENT_COST);
     custom_gcode_per_print_z = std::vector<CustomGCode::Item>();
     spiral_vase_layers = std::vector<std::pair<float, std::pair<size_t, size_t>>>();
+    conflict_result = std::nullopt;
 }
 #endif // ENABLE_GCODE_VIEWER_STATISTICS
 
diff --git a/src/libslic3r/Print.cpp b/src/libslic3r/Print.cpp
index 57ccc9a82..a184c1ccd 100644
--- a/src/libslic3r/Print.cpp
+++ b/src/libslic3r/Print.cpp
@@ -1001,7 +1001,8 @@ std::string Print::export_gcode(const std::string& path_template, GCodeProcessor
     std::unique_ptr<GCode> gcode(new GCode);
     gcode->do_export(this, path.c_str(), result, thumbnail_cb);
 
-    result->conflict_result = m_conflict_result;
+    if (m_conflict_result.has_value())
+        result->conflict_result = *m_conflict_result;
 
     return path.c_str();
 }