Что именно написано в ошибке #2060? Вот рабочий код:

Код AS3:
package
{
import flash.display.Sprite;
import flash.events.Event;
import flash.text.TextField;
import flash.text.TextFormat;
import flash.external.ExternalInterface;
public class TestProject extends Sprite
{
private const MARGIN:int = 5;
private var field:TextField;
public function TestProject():void
{
if (stage) init();
else addEventListener(Event.ADDED_TO_STAGE, init);
}
private function init(event:Event = null):void
{
removeEventListener(Event.ADDED_TO_STAGE, init);
field = new TextField();
addChild(field);
field.width = stage.stageWidth - MARGIN * 2;
field.defaultTextFormat = new TextFormat("_typewriter");
if (ExternalInterface.available) {
var browser:String = ExternalInterface.call("function() { return navigator.appName; }");
field.text = browser;
}
else
field.text = "ExternalInterface is not available.";
}
}
}