diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index ddf8e6acb..b9aefcc76 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -618,8 +618,11 @@ void MainFrame::update_title()
         // Don't try to remove the extension, it would remove part of the file name after the last dot!
         wxString project = from_path(into_path(m_plater->get_project_filename()).filename());
         wxString dirty_marker = (!m_plater->model().objects.empty() && m_plater->is_project_dirty()) ? "*" : "";
-        if (!dirty_marker.empty() || !project.empty())
-            title = dirty_marker + project + " - ";
+        if (!dirty_marker.empty() || !project.empty()) {
+            if (!dirty_marker.empty() && project.empty())
+                project = _("Untitled");
+                title = dirty_marker + project + " - ";
+        }
     }
 
     std::string build_id = wxGetApp().is_editor() ? SLIC3R_BUILD_ID : GCODEVIEWER_BUILD_ID;
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index 86abb26de..98c98a6be 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -4932,8 +4932,8 @@ ProjectDropDialog::ProjectDropDialog(const std::string& filename)
     main_sizer->Add(new wxStaticText(this, wxID_ANY,
         _L("Select an action to apply to the file") + ": " + from_u8(filename)), 0, wxEXPAND | wxALL, 10);
 
-    int action = std::clamp(std::stoi(wxGetApp().app_config->get("drop_project_action")),
-        static_cast<int>(LoadType::OpenProject), static_cast<int>(LoadType::LoadConfig)) - 1;
+    m_action = std::clamp(std::stoi(wxGetApp().app_config->get("drop_project_action")),
+        static_cast<int>(LoadType::OpenProject) - 1, static_cast<int>(LoadType::LoadConfig)) - 1;
 
     wxStaticBox* action_stb = new wxStaticBox(this, wxID_ANY, _L("Action"));
     if (!wxOSX) action_stb->SetBackgroundStyle(wxBG_STYLE_PAINT);
@@ -4943,7 +4943,7 @@ ProjectDropDialog::ProjectDropDialog(const std::string& filename)
     int id = 0;
     for (const wxString& label : choices) {
         wxRadioButton* btn = new wxRadioButton(this, wxID_ANY, label, wxDefaultPosition, wxDefaultSize, id == 0 ? wxRB_GROUP : 0);
-        btn->SetValue(id == action);
+        btn->SetValue(id == m_action);
         btn->Bind(wxEVT_RADIOBUTTON, [this, id](wxCommandEvent&) { m_action = id; });
         stb_sizer->Add(btn, 0, wxEXPAND | wxTOP, 5);
         id++;