Cannot read property 'compilation' of undefined vue --- npm dev build 报错

本文解决了一个在使用webpack打包时遇到的问题:optimize-css-assets-webpack-plugin版本过高导致的'compilation'属性读取错误。通过将该插件版本从5.0降至3.2,成功解决了此问题。

 Cannot read property 'compilation' of undefined     at OptimizeCssAssetsWebpackPlugin.apply (D:\workspace-vue\edc-pf\node_modules\last-call-webpack-plugin 

 

查了一下,是"optimize-css-assets-webpack-plugin" 版本 5.0 ,太高,"webpack": "^3.6.0",

降了一下版本,到3.2 ,就可以了,

执行 npm i optimize-css-assets-webpack-plugin@3.2.0就可以改为3.2.0的版本了。

 

 

 

const { defineConfig } = require('@vue/cli-service') const express = require('express'); const path = require('path'); const wecodePlugin = require('@wedev/wecode-webpack-plugin'); const CopyPlugin = require('copy-webpack-plugin'); const { WECODE_ENV = 'development', } = process.env; const ISLOCALDEV = WECODE_ENV === 'development'; const resolveApp = relativePath => path.resolve(path.resolve(__dirname), relativePath); module.exports = defineConfig({ publicPath: './', outputDir: 'dist', assetsDir: 'assets', transpileDependencies: true, configureWebpack: { plugins: [ new wecodePlugin({ port: 8080, host: "localhost.huawei.com", open: false }), new CopyPlugin([ ISLOCALDEV && { from: resolveApp('node_modules/@wedev/wecode-jsapi-sdk/dist/index.js'), to: resolveApp('dist/common/js/hwh5.js') }, ISLOCALDEV && { from: resolveApp('node_modules/@wedev/wecode-jsapi-sdk/dist/hwh5.css'), to: resolveApp('dist/common/css/hwh5.css') }, ].filter(Boolean)) ] }, chainWebpack: (config) => { config.resolve.alias.set('@aurora/theme', '@aurora/theme-saas') config.resolve.alias.set('@aurora/vue3-icon', '@aurora/vue3-icon-saas') }, devServer:{ setupMiddlewares: (middlewares, devServer) => { if (!devServer) { throw new Error('webpack-dev-server is not defined'); } const commonPath = path.join(__dirname, 'node_modules/@wecode/wlk-jsapi/lib'); devServer.app.use(express.static(path.join(commonPath))) return middlewares }, host: 'localhost.huawei.com', }, css: { loaderOptions: { postcss: { postcssOptions: { plugins: [ require('postcss-px-to-viewport')({ unitToConvert: 'px', viewportWidth: 750, unitPrecision: 5, propList: ['*'], viewportUnit: 'vw', fontViewportUnit: 'vw', selectorBlackList: [], minPixelValue: 1, mediaQuery: false, replace: true, exclude: /(\/|\\)(node_modules)(\/|\\)/ }), ] } } } } }) 上面配置怎么处理这个报错Building for production...D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\webpack\lib\SourceMapDevToolPlugin.js:108 sourceMap = /** @type {SourceMap} */ (asset.map(options)); ^ TypeError: asset.map is not a function at getTaskForFile (D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\webpack\lib\SourceMapDevToolPlugin.js:108:47) at D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\webpack\lib\SourceMapDevToolPlugin.js:296:22 at D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\webpack\lib\Cache.js:97:5 at Hook.eval [as callAsync] (eval at create (D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\tapable\lib\HookCodeFactory.js:33:10), <anonymous>:6:1) at Cache.get (D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\webpack\lib\Cache.js:79:18) at ItemCacheFacade.get (D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\webpack\lib\CacheFacade.js:115:15) at D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\webpack\lib\SourceMapDevToolPlugin.js:247:18 at arrayEach (D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\neo-async\async.js:2405:9) at Object.each (D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\neo-async\async.js:2846:9) at D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\webpack\lib\SourceMapDevToolPlugin.js:229:15 at D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\webpack\lib\Compilation.js:514:18 at Hook.eval [as callAsync] (eval at create (D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\tapable\lib\HookCodeFactory.js:33:10), <anonymous>:35:1) at D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\webpack\lib\Compilation.js:528:46 at D:\project3\backup\1\1\pam-mobile-develop\pam-mobile-develop\node_modules\html-webpack-plugin\index.js:1165:7 at process.processTicksAndRejections (node:internal/process/task_queues:95:5) Node.js v20.19.4
最新发布
09-10
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