private void MainForm_Load(object sender, EventArgs e) { //MessageBox.Show(ConfigurationManager.ConnectionStrings["PcAxisDatabase"].ConnectionString); //PxMetaModel.PcAxisMetabaseEntities db = new PxMetaModel.PcAxisMetabaseEntities(); //loading the treeview items var menuStart = VariableFacade.GetMenuStart(); TreeNode start = tvMenuSelection.Nodes.Add(menuStart.PresText); start.Name = menuStart.Menu; start.Tag = menuStart; PopulateTree(start); TreeViewFormat(start); presentationComboBox.DataSource = Option.GetOptions("Presentation"); presentationEnglishComboBox.DataSource = Option.GetOptions("Presentation"); }