启动项目报错

删掉node_modules文件夹重新npm install安装后，启动项目还是出现这个报错： This dependency was not found: * babel-runtime/core-js/promise in ./src/api/home.js To install it, you can run: npm install --save babel-runtime/core-js/promise

请同学查看一下私信。

两个都不行 E:\VUE\mall>npm install --save @babel/runtime-corejs npm ERR! code E404 npm ERR! 404 Not Found - GET https://registry.npmjs.org/@babel%2fruntime-corejs - Not found npm ERR! 404 npm ERR! 404 '@babel/runtime-corejs@latest' is not in the npm registry. npm ERR! 404 You should bug the author to publish it (or use the name yourself!) npm ERR! 404 npm ERR! 404 Note that you can also install from a npm ERR! 404 tarball, folder, http url, or git url. npm ERR! A complete log of this run can be found in: npm ERR! C:\Users\Administrator\AppData\Roaming\npm-cache\_logs\2019-12-01T13_35_31_347Z-debug.log E:\VUE\mall>npm install --save @babel/runtime npm WARN sass-loader@6.0.7 requires a peer of node-sass@^4.0.0 but none is installed. You must install pe er dependencies yourself. npm WARN The package sass-loader is included as both a dev and production dependency. + @babel/runtime@7.7.4 added 1 package from 8 contributors, removed 150 packages, updated 1 package and audited 12395 packages i n 8.97s found 5 vulnerabilities (1 low, 3 moderate, 1 high) run `npm audit fix` to fix them, or `npm audit` for details