js报错：devtools failed to load source map : could no load content for

报错：DevTools failed to load source map: Could not load content for http://localhost:8000/css/bootstrap.min.css.map: HTTP error: status code 404, net::ERR_HTTP_RESPONSE_CODE_FAILURE

 

解决方法：F12-点击设置齿轮-取消勾选Enable JavaScript source maps和Enable CSS  source maps勾选框