是否有另一个节点实例正在运行，也使用 ReactFabric-dev.js?如果是这样，请终止并重试.还尝试将您的项目移动到更接近"根目录的文件夹中.Windows 有时会与非常长的路径混淆.

Is there a another instance of node running, that is also using ReactFabric-dev.js? If so, terminate and retry. Also try to move your project to a folder "closer" to root. Windows sometimes gets confused with very long paths.