[LayaNative 2.0]Unity导出lh文件中包含"LineSprite3D"时,在使用时报错

 
Unity导出lh文件中包含"LineSprite3D"时,在使用时报错
 
使用版本laya 2.3.0及对应的unity插件
Unity导出文件在附件中，
加载使用lh文件时报错：
laya.d3.js:30421 Uncaught Error: Utils3D:unidentified class type in (.lh) file.
    at Function._createSprite3DInstance (laya.d3.js:30421)
    at Function._createSprite3DInstance (laya.d3.js:30426)
    at Function._createNodeByJson02 (laya.d3.js:30458)
    at Function._parse (laya.d3.js:30468)
    at Function._onHierarchyInnerFirstLevResouLoaded (laya.d3.js:30958)
    at Function._onHierarchyInnerSecondLevResouLoaded (laya.d3.js:30952)
    at Function._onHierarchyInnerThirdLevResouLoaded (laya.d3.js:30942)
    at Function._onHierarchyInnerForthLevResouLoaded (laya.d3.js:30932)
    at Loader._onHierarchylhLoaded (laya.d3.js:30922)
    at EventHandler.runWith (laya.core.js:999)