[0]3.0报错随便加几个图就报错了，然后只能删了场景重新再来，有点崩

rt
 Uncaught (in promise) TypeError: Cannot read properties of undefined (reading '_is3D')
    at Scene.ts:495:10
 
随便加几个图就报错了，然后只能删了场景重新再来，有点崩
不能传demo