Follow the tutorial step by step, first install Node.js, then globally secure rowsersync, and start statically, but why can't it still be synchronized after startup? The browser display is normal, but it cannot be synchronized. The console displays as follows: 
It feels different from others, what is the reason?
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
