[]laya 好像不能加载网络路径图片

Uncaught TypeError: tex.once is not a function
    at Graphics.__proto.drawTexture (laya.core.js:1577)
    at onloaded (laya.core.js:1864)
    at Graphics.__proto.loadImage (laya.core.js:1860)
    at Function.Animation.createFrames (laya.core.js:17617)
    at Animation.__proto.loadImages (laya.core.js:17445)
    at start (laya.js:77)
    at onAssetLoaded (laya.js:47)
    at Handler.__proto.runWith (laya.core.js:681)
    at ResInfo.loadComplete (laya.core.js:12125)
    at EventHandler.__proto.runWith (laya.core.js:682)