[LayaAirIDE 2.0]使用发光滤镜和模糊滤镜一直报错

Uncaught TypeError: Laya.GlowFilter is not a constructor
    at LearnGlowFilter.createGlowFilter (LearnGlowFilter.ts:24)
    at new LearnGlowFilter (LearnGlowFilter.ts:15)
    at GameUI.onTipClick (GameUI.ts:36)
    at EventHandler.__proto.runWith (laya.core.js:1399)
    at Label.__proto.event (laya.core.js:1156)
    at TouchManager.__proto.sendEvents (laya.core.js:11253)
    at TouchManager.__proto.onMouseUp (laya.core.js:11412)
    at MouseManager.__proto.onMouseUp (laya.core.js:12564)
    at MouseManager.__proto.check (laya.core.js:12591)
    at MouseManager.__proto.check (laya.core.js:12584)