vue打包报错

vue打包报错

报错内容

当打包完浏览器报

index.html:1 Access to internal resource at ‘file:///D:/manifest.json’ from origin ‘null’ has been blocked by CORS policy: Cross origin requests are only supported for protocol schemes: http, data, isolated-app, chrome-extension, chrome-untrusted, https, edge.

Failed to load resource: net::ERR_FILE_NOT_FOUND

的错误时。
如图所示：

解决方法

1、找到vue.config.js文件，加入一条

 publicPath: "./"

如图：

2、找到 src/router/index.js文件
将mode: 'history’去掉