[]unity 导出文件导入LAYA加载报错

Uncaught Error: Material:renderMode value error.
at StandardMaterial.<anonymous> (laya.d3.js:24044)
at StandardMaterial.__proto.onAsynLoaded (laya.d3.js:23826)
at ResInfo.onLoaded (laya.core.js:11401)
at EventHandler.__proto.runWith (laya.core.js:672)
at ResInfo.__proto.event (laya.core.js:449)
at LoaderManager.__proto._endLoad (laya.core.js:11511)
at Loader.onLoaded (laya.core.js:11490)
at EventHandler.__proto.runWith (laya.core.js:672)
at Loader.__proto.event (laya.core.js:449)
at Loader.__proto.endLoad (laya.core.js:11195)