我已经升级了具有所有依赖关系的ANgular 7.2，并且在构建项目时遇到此错误
退出NPM脚本“开始”，但未指示Angular CLI正在侦听请求。错误输出为：serve命令需要在Angular项目中运行，但是找不到项目定义。
安装依赖项后，请确保运行
ng更新--all --force
然后我下载了最新版本 https://nodejs.org从那里安装CHANGE选项
但对我没有任何作用。
我的package.json：
{
"name": "XXXXXXX",
"version": "0.0.0",
"license": "MIT",
"scripts": {
"ng": "ng",
"start": "ng serve",
"build": "ng build",
"build:ssr": "npm run build -- --app=ssr --output-hashing=media",
"test": "ng test",
"lint": "ng lint",
"e2e": "ng e2e"
},
"private": true,
"dependencies": {
"@angular/animations": "^7.2.15",
"@angular/cdk": "^7.3.7",
"@angular/common": "^7.2.15",
"@angular/compiler": "^7.2.15",
"@angular/core": "^7.2.15",
"@angular/forms": "^7.2.15",
"@angular/http": "^7.2.15",
"@angular/material": "^7.3.7",
"@angular/platform-browser": "^7.2.15",
"@angular/platform-browser-dynamic": "^7.2.15",
"@angular/platform-server": "^7.2.15",
"@angular/router": "^7.2.15",
"@nguniversal/module-map-ngfactory-loader": "^7.1.1",
"aspnet-prerendering": "^3.0.1",
"babel-polyfill": "^6.26.0",
"bootstrap": "^4.3.1",
"core-js": "^3.1.3",
"oidc-client": "^1.7.1",
"rxjs": "^6.5.2",
"zone.js": "^0.9.1",
"rxjs-compat": "^6.0.0-rc.0"
},
"devDependencies": {
"@angular/cli": "^7.3.9",
"@angular/compiler-cli": "^7.2.15",
"@angular/language-service": "^7.2.15",
"@types/jasmine": "^3.3.12",
"@types/jasminewd2": "~2.0.6",
"@types/node": "^12.0.2",
"codelyzer": "^5.0.1",
"jasmine-core": "^3.4.0",
"jasmine-spec-reporter": "^4.2.1",
"karma": "^4.1.0",
"karma-chrome-launcher": "^2.2.0",
"karma-cli": "^2.0.0",
"karma-coverage-istanbul-reporter": "^2.0.5",
"karma-jasmine": "^2.0.1",
"karma-jasmine-html-reporter": "^1.4.2",
"protractor": "^5.4.2",
"rxjs-tslint": "^0.1.7",
"ts-node": "~8.2.0",
"tslint": "^5.16.0",
"typescript": "^3.4.5",
"webpack": "^4.32.2"
},
"optionalDependencies": {
"node-sass": "^4.9.0"
}
}