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Javascript ng build工作,但ng build--prod抛出错误_Javascript_Angular_Angular Cli_Angular7_Production - Fatal编程技术网

Javascript ng build工作,但ng build--prod抛出错误

Javascript ng build工作,但ng build--prod抛出错误,javascript,angular,angular-cli,angular7,production,Javascript,Angular,Angular Cli,Angular7,Production,我是一名通过建筑项目学习的学生。当我执行ng build时,它可以工作,但ng build--prod给出了一个错误 我已尝试删除节点_模块,然后重新安装 错误说明如下: ./src/app/app.module.ngfactory.js 41:3371-3377“导出‘ɵa’时出错 在“@angular/common”中找不到(作为“i12”导入) 这是我的package.json文件 "name": "angular-project", "version": "0.0.0",

我是一名通过建筑项目学习的学生。当我执行ng build时,它可以工作,但ng build--prod给出了一个错误

我已尝试删除节点_模块,然后重新安装

错误说明如下:

./src/app/app.module.ngfactory.js 41:3371-3377“导出‘ɵa’时出错 在“@angular/common”中找不到(作为“i12”导入)

这是我的package.json文件

    "name": "angular-project",
    "version": "0.0.0",
    "scripts": {
        "ng": "ng",
        "build": "ng build",
        "test": "ng test",
        "lint": "ng lint",
        "e2e": "ng e2e"
    },
    "private": true,
    "dependencies": {
        "@angular/animations": "~8.2.0",
        "@angular/cdk": "^8.1.3",
        "@angular/common": "~8.2.0",
        "@angular/compiler": "~8.2.0",
        "@angular/core": "~8.2.0",
        "@angular/forms": "~8.2.0",
        "@angular/platform-browser": "~8.2.0",
        "@angular/platform-browser-dynamic": "~8.2.0",
        "@angular/router": "~8.2.0",
        "@ng-bootstrap/ng-bootstrap": "^5.1.0",
        "@types/socket.io-client": "^1.4.32",
        "avatar-name-initials": "^2.0.5",
        "bootstrap": "^4.3.1",
        "express": "^4.17.1",
        "ng2-file-upload": "^1.3.0",
        "path": "^0.12.7",
        "rxjs": "~6.4.0",
        "rxjs-compat": "^6.5.4",
        "socket.io-client": "^2.3.0",
        "sweetalert2": "^8.16.1",
        "time-ago-pipe": "^1.3.2",
        "tslib": "^1.10.0",
        "zone.js": "~0.9.1"
    },
    "devDependencies": {
        "@angular-devkit/build-angular": "~0.802.1",
        "@angular/cli": "^8.3.0",
        "@angular/compiler-cli": "^8.2.3",
        "@angular/language-service": "~8.2.0",
        "@types/jasmine": "~3.3.8",
        "@types/jasminewd2": "~2.0.3",
        "@types/node": "~8.9.4",
        "codelyzer": "^5.0.0",
        "enhanced-resolve": "^3.3.0",
        "jasmine-core": "~3.4.0",
        "jasmine-spec-reporter": "~4.2.1",
        "karma": "~4.1.0",
        "karma-chrome-launcher": "~2.2.0",
        "karma-coverage-istanbul-reporter": "~2.0.1",
        "karma-jasmine": "~2.0.1",
        "karma-jasmine-html-reporter": "^1.4.0",
        "protractor": "~5.4.0",
        "ts-node": "~7.0.0",
        "tslint": "~5.15.0",
        "typescript": "~3.5.3"
    }
}
生产配置

                    "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,
                            "budgets": [{
                                    "type": "initial",
                                    "maximumWarning": "2mb",
                                    "maximumError": "5mb"
                                },
                                {
                                    "type": "anyComponentStyle",
                                    "maximumWarning": "6kb",
                                    "maximumError": "10kb"
                                }
                            ]
                        }
                    }

注意:如果我将aot和buildOptimizer设置为false,它会工作并且不会抛出错误。

@LakshanMamalgaha是的,它成功地创建了dist文件夹,没有任何错误,因此您应该查看生产配置。@OlafDietsche我已在说明中添加了生产配置。是否尝试将Angular更新为最新版本版本?
ng update@angular/core@angular/cli
与常规(非prod)构建有什么区别?