Angular 中的“ng build”

Question

当我在我的项目中启动“ng build”时，出现以下错误：

ERROR in ../../node_modules/@auth0/angular-jwt/index.d.ts(1,47): error TS2307: Cannot find module '@angular/core'. ../../node_modules/@auth0/angular-jwt/src/jwt.interceptor.d.ts(1,70): error TS2307: Cannot find module '@angular/common/http'. ../../node_modules/@auth0/angular-jwt/src/jwt.interceptor.d.ts(3,28): error TS2307: Cannot find module 'rxjs/internal/Observable'. ../../node_modules/@auth0/angular-jwt/src/jwtoptions.token.d.ts(1,32): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/accordion/accordion-group.component.d.ts(1,49): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/accordion/accordion.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/alert/alert.component.d.ts(1,57): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/alert/alert.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/buttons/button-checkbox.directive.d.ts(1,34): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/buttons/button-checkbox.directive.d.ts(2,38): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/buttons/button-radio-group.directive.d.ts(1,45): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/buttons/button-radio-group.directive.d.ts(2,38): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/buttons/button-radio.directive.d.ts(1,76): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/buttons/button-radio.directive.d.ts(2,38): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/buttons/buttons.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/carousel/carousel.component.d.ts(17,49): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/carousel/carousel.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/carousel/slide.component.d.ts(1,35): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/collapse/collapse.directive.d.ts(1,53): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/collapse/collapse.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/component-loader/bs-component-ref.class.d.ts(1,47): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/component-loader/component-loader.class.d.ts(1,197): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/component-loader/component-loader.factory.d.ts(1,117): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/component-loader/content-ref.class.d.ts(5,39): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/base/bs-datepicker-container.d.ts(3,28): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/datepicker/bs-datepicker-inline.component.d.ts(1,116): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/bs-datepicker-inline.component.d.ts(3,30): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/datepicker/bs-datepicker-input.directive.d.ts(1,58): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/bs-datepicker-input.directive.d.ts(2,84): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/datepicker/bs-datepicker.component.d.ts(1,116): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/bs-datepicker.component.d.ts(3,30): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/datepicker/bs-datepicker.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/bs-daterangepicker-input.directive.d.ts(1,58): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/bs-daterangepicker-input.directive.d.ts(2,84): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/datepicker/bs-daterangepicker.component.d.ts(1,116): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/bs-daterangepicker.component.d.ts(3,30): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/datepicker/bs-locale.service.d.ts(1,45): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/datepicker/datepicker-inner.component.d.ts(1,64): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/datepicker.component.d.ts(1,40): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/datepicker.component.d.ts(2,38): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/datepicker/datepicker.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/daypicker.component.d.ts(1,24): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/monthpicker.component.d.ts(1,24): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/reducer/bs-datepicker.effects.d.ts(1,28): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/datepicker/themes/bs/bs-datepicker-container.component.d.ts(1,49): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/themes/bs/bs-datepicker-container.component.d.ts(8,30): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/datepicker/themes/bs/bs-datepicker-day-decorator.directive.d.ts(1,47): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/themes/bs/bs-datepicker-inline-container.component.d.ts(1,35): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/themes/bs/bs-datepicker-navigation-view.component.d.ts(1,30): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/themes/bs/bs-daterangepicker-container.component.d.ts(1,49): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/themes/bs/bs-daterangepicker-container.component.d.ts(8,30): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/datepicker/themes/bs/bs-days-calendar-view.component.d.ts(1,30): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/themes/bs/bs-months-calendar-view.component.d.ts(1,30): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/themes/bs/bs-years-calendar-view.component.d.ts(1,30): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/datepicker/yearpicker.component.d.ts(1,24): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/dropdown/bs-dropdown-container.component.d.ts(1,69): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/dropdown/bs-dropdown-menu.directive.d.ts(1,47): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/dropdown/bs-dropdown-toggle.directive.d.ts(1,39): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/dropdown/bs-dropdown.directive.d.ts(1,90): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/dropdown/bs-dropdown.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/dropdown/bs-dropdown.state.d.ts(1,30): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/mini-ngrx/state.class.d.ts(5,45): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/mini-ngrx/store.class.d.ts(4,48): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/modal/bs-modal.service.d.ts(1,75): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/modal/modal-backdrop.component.d.ts(1,47): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/modal/modal-container.component.d.ts(1,58): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/modal/modal.directive.d.ts(1,104): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/modal/modal.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/pagination/pager.component.d.ts(1,79): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/pagination/pager.component.d.ts(2,38): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/pagination/pagination.component.d.ts(1,79): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/pagination/pagination.component.d.ts(2,38): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/pagination/pagination.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/popover/popover.directive.d.ts(1,103): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/popover/popover.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/positioning/positioning.service.d.ts(1,28): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/progressbar/bar.component.d.ts(1,35): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/progressbar/progressbar.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/rating/rating.component.d.ts(1,70): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/rating/rating.component.d.ts(2,38): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/rating/rating.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/sortable/draggable-item.service.d.ts(1,25): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/sortable/sortable.component.d.ts(1,43): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/sortable/sortable.component.d.ts(2,38): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/sortable/sortable.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/tabs/ng-transclude.directive.d.ts(1,47): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/tabs/tab-heading.directive.d.ts(1,29): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/tabs/tab.directive.d.ts(1,85): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/tabs/tabs.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/tabs/tabset.component.d.ts(1,38): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/timepicker/models/index.d.ts(1,32): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/timepicker/models/index.d.ts(2,38): error TS2307: Cannot find module '@angular/forms/src/directives/control_value_accessor'. ../../node_modules/ngx-bootstrap/timepicker/models/index.d.ts(3,22): error TS2307: Cannot find module '@angular/core/src/type'. ../../node_modules/ngx-bootstrap/timepicker/timepicker.component.d.ts(1,86): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/timepicker/timepicker.component.d.ts(2,38): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/timepicker/timepicker.component.d.ts(7,30): error TS2307: Cannot find module 'rxjs'. ../../node_modules/ngx-bootstrap/timepicker/timepicker.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/tooltip/tooltip-container.component.d.ts(1,31): ../../node_modules/ngx-bootstrap/typeahead/typeahead.directive.d.ts(1,122): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/typeahead/typeahead.directive.d.ts(2,27): error TS2307: Cannot find module '@angular/forms'. ../../node_modules/ngx-bootstrap/typeahead/typeahead.module.d.ts(1,37): error TS2307: Cannot find module '@angular/core'. ../../node_modules/ngx-bootstrap/utils/triggers.d.ts(5,27): error TS2307: Cannot find module '@angular/core'. 为什么会出现这些错误？

Answer 1

1. 确保您位于项目文件夹中：

2. 我假设您已经查看了 Angular quick start guide 并已经运行：

   npm install -g @angular/cli

3. 如果您下载了一个没有所有依赖库的现有压缩项目，则运行

   npm install

   • 实际上它将在 node_modules 文件夹中创建条目，

   • 根据您的项目文件夹中的 package.json。
     

   • 更多内容请见here。

4. 运行您的ng build。更多信息here

如果这有帮助，请告诉我。

Answer 2

Package.json 文件：

{ “名称”：“pwa-spa”， “版本”：“0.0.0”， “脚本”：{ “ng”：“ng”， “开始”：“ng服务”， “构建”：“ng构建”， “测试”：“ng测试”， “lint”：“ng lint”， “e2e”：“ng e2e” }, “私人”：真的， “依赖”：{ "@angular/animations": "^6.0.3", "@angular/cdk": "^7.3.3", "@angular/common": "^6.0.3", "@angular/compiler": "^6.0.3", "@angular/core": "^6.0.3", "@angular/forms": "^6.0.3", "@angular/http": "^6.0.3", "@angular/material": "^7.3.3", "@angular/platform-b​​rowser": "^6.0.3", "@angular/platform-b​​rowser-dynamic": "^6.0.3", "@angular/pwa": "^0.13.1", "@angular/路由器": "^6.0.3", "@angular/service-worker": "^6.0.3", "core-js": "^2.5.4", "rxjs": "^6.0.0", “zone.js”：“^0.8.26” }, “开发依赖”：{ "@angular/compiler-cli": "^6.0.3", "@angular-devkit/build-angular": "~0.6.8", “打字稿”：“~2.7.2”， "@angular/cli": "~6.0.8", "@angular/language-service": "^6.0.3", "@types/jasmine": "~2.8.6", "@types/jasminewd2": "~2.0.3", "@types/node": "~8.9.4", "codelyzer": "~4.2.1", “茉莉花核”：“~2.99.1”， “茉莉花规格报告者”：“〜4.2.1”， "业力": "~1.7.1", "karma-chrome-launcher": "~2.2.0", “karma-coverage-istanbul-reporter”：“~2.0.0”， “业力茉莉花”：“〜1.1.1”， “karma-jasmine-html-reporter”：“^0.2.2”， "量角器": "~5.3.0", "ts-node": "~5.0.1", “tslint”：“~5.9.1” } }