Haxeflixel Second Window

I want to open second window with different stage. But when second window open game crash And i dont know what to do

var attributes:lime.ui.WindowAttributes =
           {
               allowHighDPI: false,
               borderless: false,
               element: null,
               frameRate: 60,
               fullscreen: false,
               hidden:false,
               resizable: false,
               height: 900,
               title: "TEST",
               width: 500,
               x: 100,
               y: 100,
           };
       Application.current.createWindow(attributes);