fix

source/ubl-settings-bootloader.cc

@@ -949,7 +949,9 @@ void MainWindow::info_warning_error(int mess) {
         }
     }
 }
-
+MainWindow::~MainWindow() {
+    free(one);
+}
 void MainWindow::add_CSS(){
     Glib::RefPtr<Gtk::CssProvider> cssProvider = Gtk::CssProvider::create();
     cssProvider->load_from_path(path_css);   

source/ubl-settings-bootloader.h

@@ -149,6 +149,7 @@ class MainWindow : public Gtk::ApplicationWindow {
         
         MainWindow(BaseObjectType* obj, Glib::RefPtr<Gtk::Builder> const& builder);
         MainWindow(Glib::RefPtr<Gtk::Builder> const& builder);
+        ~MainWindow();
         void get_menu_boot(std::map <string, string> &map_temp);
         void set_row_all(std::map <string, string> &map_cmd, Glib::RefPtr<Gtk::ListStore> &list_store, vector<string> &list_params, size_t size,string key);
         void set_row(Glib::RefPtr<Gtk::ListStore> &list_store, int size, std::string name, bool flag_chbox);

ubl-settings-bootloader.glade

@@ -1309,7 +1309,7 @@ specified priority</property>
           <object class="GtkLabel" id="lblHeadeWndWeb">
             <property name="visible">True</property>
             <property name="can-focus">False</property>
-            <property name="label" translatable="yes">ubl-settings-datetime</property>
+            <property name="label" translatable="yes">ubl-settings-bootloader</property>
           </object>
         </child>
         <child>