static int Main() { Application.SetHighDpiMode(HighDpiMode.SystemAware); Application.EnableVisualStyles(); Application.SetCompatibleTextRenderingDefault(false); try { ItemRegistry.Initialize("Items/items.json"); } catch (Exception e) { MessageBox.Show( $"Error during start-up: {e.Message}\nPlease install DayGame again and open a GutHub issue if the problem persists.", "System error", MessageBoxButtons.OK, MessageBoxIcon.Error); return(1); } var sf = StartUpMenu.ChooseSaveFile(); if (sf != null) { Application.Run(new NavigationMenu(sf)); } // Application.Run(new BossBattleFrame(sf.Character, sf.Inventory, new Boss("bosss", null, 45, 3, 6))); return(0); }