npm run dev 报错总结 [webpack-cli] Unable to load '@webpack-cli/serve' command [webpack-cli] TypeError: options.forEach is not a function at WebpackCLI.makeCommand (E:\vue\webopj\node_modules\webpack-cli\lib\webpack-cli.js:173:21) at ServeCommand.apply (E:\vue\webopj\node_modules\@webpack-cli\serve\lib\index.js:42:19) at loadCommandByName (E:\vue\webopj\node_modules\webpack-cli\lib\webpack-cli.js:907:35) at async Command.<anonymous> (E:\vue\webopj\node_modules\webpack-cli\lib\webpack-cli.js:1462:17) at async Promise.all (index 0) at async WebpackCLI.run (E:\vue\webopj\node_modules\webpack-cli\lib\webpack-cli.js:1500:9) at async runCLI (E:\vue\webopj\node_modules\webpack-cli\lib\bootstrap.js:11:9) npm ERR! code ELIFECYCLE npm ERR! errno 2 npm ERR! webopj@1.0.0 dev: `webpack serve` npm ERR! Exit status 2 npm ERR! npm ERR! Failed at the webopj@1.0.0 dev script. npm ERR! This is probably not a problem with npm. There is likely additional logging output above. npm ERR! A complete log of this run can be found in: npm ERR! C:\Users\thinkpad\AppData\Roaming\npm-cache\_logs\2022-02-10T06_29_22_956Z-debug.log 解决方法: 方法 1.npm install -D webpack-cli@4.7.2 //这步告诉npm 我安装了webpack-cli了并记录在webpack.config //当执行npm run dev 时会读取webpack 方法 2. webpack-cli版本问题,指定的版本与环境冲突 npm install -g cnpm --registry=https://registry.npmmirror.com //安装淘宝的镜像 npm uninstall webpack-cli npm install webpack-cli 注意:-g全局安装,不会将安装版本告诉npm即使加了-D ,所有执行npm run dev 不会检测到wepack-cli已经安装
[webpack-cli] TypeError: Cannot read property 'tap' of undefined
原因:webpack的版本号跟html-webpack-plugin的版本号不匹配,不兼容 当前版本: webpack 4.46.0 webpack-cli 4.3.1 html-webpack-plugin@5.3.2 解决:降低版本 npm install -D html-webpack-plugin@4.5.0 原文链接:https://blog.51cto.com/u_15127538/4283348