该报错原因为：Chrome浏览器禁止外部请求访问本地，被CORS策略阻止
解决方案：
1、打开chrome的设置： chrome://flags/#block-insecure-private-***work-requests
2、将 Block insecure private ***work requests 设置为 Disabled
再试试OK了!!
has been blocked by CORS policy: The request client is not a secure context and the resource is ...
