运行Angle 2 App NPM启动时出错

Question

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这是编译应用程序时的错误。我的@ angular / cli：1.2.4版本

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@ angular / cli：1.2.4
节点：8.11.1
os：win32 x64
@ angular / animations：4.3.6
@ angular / common：4.3.6
@ angular / compiler：4.3.6
@ angular / core：4.3.6
@角/形式：4.3.6
@角/ http：4.3.6
@角/平台-浏览器：4.3.6
@角/平台-浏览器-动态：4.3.6
@角/路由器：4.3.6
@角/编译器- cli：4.3.6
@ angular / cli：1.2.4
@ angular /语言服务：4.3.6

This is the error while compiling the application.  



ERROR in ./~/css-loader?{"sourceMap":false,"importLoaders":1}!./~/postcss-loader?{"ident":"postcss"}!./src/styles.css
Module build failed: BrowserslistError: Unknown browser query `dead`
    at error (C:\Github project\angForm\node_modules\browserslist\index.js:37:11)
    at C:\Github project\angForm\node_modules\browserslist\index.js:222:9
    at Array.forEach (<anonymous>)
    at browserslist (C:\Github project\angForm\node_modules\browserslist\index.js:196:13)
    at Browsers.parse (C:\Github project\angForm\node_modules\autoprefixer\lib\browsers.js:44:14)
    at new Browsers (C:\Github project\angForm\node_modules\autoprefixer\lib\browsers.js:39:28)
    at loadPrefixes (C:\Github project\angForm\node_modules\autoprefixer\lib\autoprefixer.js:56:18)
    at plugin (C:\Github project\angForm\node_modules\autoprefixer\lib\autoprefixer.js:62:18)
    at LazyResult.run (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:274:20)
    at LazyResult.asyncTick (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:189:32)
    at LazyResult.asyncTick (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:201:22)
    at processing.Promise.then._this2.processed (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:228:20)
    at new Promise (<anonymous>)
    at LazyResult.async (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:225:27)
    at LazyResult.then (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:131:21)
    at C:\Github project\angForm\node_modules\postcss-loader\index.js:129:55
 @ ./src/styles.css 4:14-134
 @ multi ./src/styles.css

ERROR in ./src/app/app.component.css
Module build failed: BrowserslistError: Unknown browser query `dead`
    at error (C:\Github project\angForm\node_modules\browserslist\index.js:37:11)
    at C:\Github project\angForm\node_modules\browserslist\index.js:222:9
    at Array.forEach (<anonymous>)
    at browserslist (C:\Github project\angForm\node_modules\browserslist\index.js:196:13)
    at Browsers.parse (C:\Github project\angForm\node_modules\autoprefixer\lib\browsers.js:44:14)
    at new Browsers (C:\Github project\angForm\node_modules\autoprefixer\lib\browsers.js:39:28)
    at loadPrefixes (C:\Github project\angForm\node_modules\autoprefixer\lib\autoprefixer.js:56:18)
    at plugin (C:\Github project\angForm\node_modules\autoprefixer\lib\autoprefixer.js:62:18)
    at LazyResult.run (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:274:20)
    at LazyResult.asyncTick (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:189:32)
    at LazyResult.asyncTick (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:201:22)
    at processing.Promise.then._this2.processed (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:228:20)
    at new Promise (<anonymous>)
    at LazyResult.async (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:225:27)
    at LazyResult.then (C:\Github project\angForm\node_modules\postcss\lib\lazy-result.js:131:21)
    at C:\Github project\angForm\node_modules\postcss-loader\index.js:129:55
 @ ./src/app/app.component.ts 18:17-47
 @ ./src/app/app.module.ts
 @ ./src/main.ts
 @ multi webpack-dev-server/client?http://localhost:4200 ./src/main.ts

Answer 1

我已经将Angular Cli升级到了版本6，并生成了一个新项目。然后尝试在此项目文件夹中使用angular 5模板，并得到与我运行serve --open相同的错误。删除文件“ browserslist”（在src /下）解决了我的问题。