我尝试为生产环境构建我的angular 4应用程序并运行“ng build --prod --base-href / abc /”命令得到以下错误并且我已将bootstrap版本更改为4.0.0.0-beta-2同样的错误也是如此。
ERROR in ./node_modules/bootstrap/dist/css/bootstrap.min.css
Module build failed: BrowserslistError: Unknown browser major
at error (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\node_modules\browserslist\index.js:37:11)
at Function.browserslist.checkName (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\node_modules\browserslist\index.js:320:18)
at Function.select (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\node_modules\browserslist\index.js:438:37)
at C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\node_modules\browserslist\index.js:207:41
at Array.forEach (<anonymous>)
at browserslist (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\node_modules\browserslist\index.js:196:13)
at C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\dist\index.js:261:51
at LazyResult.run (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:277:20)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:192:32)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
@ multi ./node_modules/bootstrap/dist/css/bootstrap.min.css ./src/styles.css
ERROR in ./node_modules/bootstrap/dist/css/bootstrap.min.css
Module build failed: ModuleBuildError: Module build failed: BrowserslistError: Unknown browser major
at error (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\node_modules\browserslist\index.js:37:11)
at Function.browserslist.checkName (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\node_modules\browserslist\index.js:320:18)
at Function.select (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\node_modules\browserslist\index.js:438:37)
at C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\node_modules\browserslist\index.js:207:41
at Array.forEach (<anonymous>)
at browserslist (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\node_modules\browserslist\index.js:196:13)
at C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-merge-rules\dist\index.js:261:51
at LazyResult.run (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:277:20)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:192:32)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at LazyResult.asyncTick (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss\lib\lazy-result.js:204:22)
at runLoaders (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\webpack\lib\NormalModule.js:195:19)
at C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\loader-runner\lib\LoaderRunner.js:364:11
at C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\loader-runner\lib\LoaderRunner.js:230:18
at context.callback (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\loader-runner\lib\LoaderRunner.js:111:13)
at Promise.resolve.then.then.catch (C:\Users\Gurpreet_Singh29\Practice Work\SOPID\SOP\node_modules\postcss-loader\lib\index.js:189:71)
at <anonymous>
at process._tickCallback (internal/process/next_tick.js:188:7)
@ ./node_modules/bootstrap/dist/css/bootstrap.min.css
@ multi ./node_modules/bootstrap/dist/css/bootstrap.min.css ./src/styles.css