找不到模块“@angular-devkit/build-angular”

新手上路,请多包涵

使用 npm,我按照 Angular CLI 快速入门页面上的入门说明进行操作。

Angular CLI 快速入门

在创建并进入我的新项目“前端”后运行 ng serve --open 给出了这个错误:

 Could not find module "@angular-devkit/build-angular" from "C:\\Users\\Brandon\\project-name\\frontend".
Error: Could not find module "@angular-devkit/build-angular" from "C:\\Users\\Brandon\\project-name\\frontend".
 at Object.resolve (C:\Users\Brandon\project-name\node_modules\@angular-devkit\core\node\resolve.js:141:11)
 at Observable.rxjs_1.Observable [as _subscribe] (C:\Users\Brandon\project-name\node_modules\@angular-devkit\architect\src\architect.js:132:40)

我已经尝试过类似于我的另一个问题的建议,但没有奏效。答案是运行 npm install --save-dev @angular-devkit/build-angular

类似问题

我还删除了模块,清除了缓存,然后进行了安装,但也没有用。

包.json:

 {
 "name": "frontend",
 "version": "0.0.0",
 "scripts": {
   "ng": "ng",
   "start": "ng serve",
   "build": "ng build",
   "test": "ng test",
   "lint": "ng lint",
   "e2e": "ng e2e"
 },
"private": true,
"dependencies": {
  "@angular/animations": "^6.0.2",
  "@angular/common": "^6.0.2",
  "@angular/compiler": "^6.0.2",
  "@angular/core": "^6.0.2",
  "@angular/forms": "^6.0.2",
  "@angular/http": "^6.0.2",
  "@angular/platform-browser": "^6.0.2",
  "@angular/platform-browser-dynamic": "^6.0.2",
  "@angular/router": "^6.0.2",
  "core-js": "^2.5.4",
  "rxjs": "^6.0.0",
  "zone.js": "^0.8.26"
 },
"devDependencies": {
  "@angular/compiler-cli": "^6.0.2",
  "@angular-devkit/build-angular": "~0.6.3",
  "typescript": "~2.7.2",
  "@angular/cli": "^6.0.3",
  "@angular/language-service": "^6.0.2",
  "@types/jasmine": "~2.8.6",
  "@types/jasminewd2": "~2.0.3",
  "@types/node": "~8.9.4",
  "codelyzer": "~4.2.1",
  "jasmine-core": "~2.99.1",
  "jasmine-spec-reporter": "~4.2.1",
  "karma": "~1.7.1",
  "karma-chrome-launcher": "~2.2.0",
  "karma-coverage-istanbul-reporter": "~1.4.2",
  "karma-jasmine": "~1.1.1",
  "karma-jasmine-html-reporter": "^0.2.2",
  "protractor": "~5.3.0",
  "ts-node": "~5.0.1",
  "tslint": "~5.9.1"
 }
}

角.json:

  {
  "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
  "version": 1,
  "newProjectRoot": "projects",
  "projects": {
    "frontend": {
      "root": "",
      "sourceRoot": "src",
      "projectType": "application",
      "prefix": "app",
      "schematics": {},
      "architect": {
        "build": {
          "builder": "@angular-devkit/build-angular:browser",
          "options": {
            "outputPath": "dist/frontend",
            "index": "src/index.html",
            "main": "src/main.ts",
            "polyfills": "src/polyfills.ts",
            "tsConfig": "src/tsconfig.app.json",
            "assets": [
              "src/favicon.ico",
              "src/assets"
            ],
            "styles": [
              "src/styles.css"
            ],
            "scripts": []
          },
          "configurations": {
            "production": {
              "fileReplacements": [
                {
                  "replace": "src/environments/environment.ts",
                  "with": "src/environments/environment.prod.ts"
                }
              ],
              "optimization": true,
              "outputHashing": "all",
              "sourceMap": false,
              "extractCss": true,
              "namedChunks": false,
              "aot": true,
              "extractLicenses": true,
              "vendorChunk": false,
              "buildOptimizer": true
            }
          }
        },
        "serve": {
          "builder": "@angular-devkit/build-angular:dev-server",
          "options": {
            "browserTarget": "frontend:build"
          },
          "configurations": {
            "production": {
              "browserTarget": "frontend:build:production"
            }
          }
        },
        "extract-i18n": {
          "builder": "@angular-devkit/build-angular:extract-i18n",
          "options": {
            "browserTarget": "frontend:build"
          }
        },
        "test": {
          "builder": "@angular-devkit/build-angular:karma",
          "options": {
            "main": "src/test.ts",
            "polyfills": "src/polyfills.ts",
            "tsConfig": "src/tsconfig.spec.json",
            "karmaConfig": "src/karma.conf.js",
            "styles": [
              "src/styles.css"
            ],
            "scripts": [],
            "assets": [
              "src/favicon.ico",
              "src/assets"
            ]
          }
        },
        "lint": {
          "builder": "@angular-devkit/build-angular:tslint",
          "options": {
            "tsConfig": [
              "src/tsconfig.app.json",
              "src/tsconfig.spec.json"
            ],
            "exclude": [
              "**/node_modules/**"
            ]
          }
        }
      }
    },
    "frontend-e2e": {
      "root": "e2e/",
      "projectType": "application",
      "architect": {
        "e2e": {
          "builder": "@angular-devkit/build-angular:protractor",
          "options": {
            "protractorConfig": "e2e/protractor.conf.js",
            "devServerTarget": "frontend:serve"
          }
        },
        "lint": {
          "builder": "@angular-devkit/build-angular:tslint",
          "options": {
            "tsConfig": "e2e/tsconfig.e2e.json",
            "exclude": [
              "**/node_modules/**"
            ]
          }
        }
      }
    }
  },
  "defaultProject": "frontend"
}

原文由 Brandon Lumsden 发布,翻译遵循 CC BY-SA 4.0 许可协议

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1 个回答

在创建并进入我的新项目“前端”后运行 ng serve –open 给出了这个错误:

创建项目后,需要运行

npm install

安装 package.json 中列出的所有依赖项

原文由 baao 发布,翻译遵循 CC BY-SA 4.0 许可协议

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