[]ani时间轴动画问题

Laya.loader.load("res/atlas/move.json", Laya.Handler.create(this, onLoaded));
function onLoaded() {
    //创建一个Animation实例
    var tl = new Laya.Animation();
    //加载动画文件
    tl.loadAnimation("TimeLine.ani");
    //添加到舞台
    Laya.stage.addChild(tl);
    //播放Animation动画
     tl.play(0,true);
   
}

报错：
lost skin: move/jiantou2.png ,you may load pics first
lost skin: move/jiantou2.png ,you may load pics first
lost skin: move/jiantou2.png ,you may load pics first
lost skin: move/jiantou2.png ,you may load pics first
lost skin: move/jiantou2.png ,you may load pics first
lost skin: move/jiantou2.png ,you may load pics first
lost skin: move/jiantou2.png ,you may load pics first
lost skin: move/jiantou2.png ,you may load pics first
lost skin: move/jiantou2.png ,you may load pics first
lost skin: move/jiantou2.png ,you may load pics first
loader callback cost a long time:333 url=TimeLine.ani

ide: