我在角度项目中运行npm start时遇到问题。运行时，我得到以下输出：
Module not found: Error: Can't resolve 'fs' in 'C:\Users\JJ\Documents\JHipster Projects\indigo\node_modules\fs.realpath'
我已经尝试“安装它们，您可以运行：npm install --save child_process fs，但是没有用
我的package.json是：
{
"name": "indigo",
"version": "0.0.0",
"description": "Description for indigo",
"private": true,
"license": "UNLICENSED",
"cacheDirectories": [
"node_modules"
],
"browser": {
"child_process": false,
"fs": false
},
"dependencies": {
"@angular/animations": "^7.2.11",
"@angular/cdk": "^7.3.6",
"@angular/common": "7.2.4",
"@angular/compiler": "7.2.4",
"@angular/core": "^7.2.4",
"@angular/forms": "7.2.4",
"@angular/material": "^7.3.6",
"@angular/platform-browser": "7.2.4",
"@angular/platform-browser-dynamic": "7.2.4",
"@angular/router": "7.2.4",
"@fortawesome/angular-fontawesome": "0.3.0",
"@fortawesome/fontawesome-svg-core": "1.2.14",
"@fortawesome/free-solid-svg-icons": "5.7.1",
"@ng-bootstrap/ng-bootstrap": "4.0.2",
"@ngx-translate/core": "11.0.1",
"@ngx-translate/http-loader": "4.0.0",
"@types/jspdf": "^1.2.2",
"angular-calendar": "^0.27.1",
"angular-font-awesome": "^3.1.2",
"bootstrap": "4.2.1",
"child_process": "^1.0.2",
"core-js": "2.6.4",
"date-fns": "^1.30.1",
"file-saver": "^2.0.1",
"font-awesome": "^4.7.0",
"fs": "0.0.1-security",
"hammerjs": "^2.0.8",
"moment": "2.24.0",
"net": "^1.0.2",
"ng-jhipster": "0.9.1",
"ngx-cookie": "2.0.1",
"ngx-infinite-scroll": "7.0.1",
"ngx-webstorage": "2.0.1",
"rxjs": "^6.4.0",
"rxjs-compat": "^6.4.0",
"rxjs-observable": "0.0.7",
"swagger-ui": "2.2.10",
"tslib": "1.9.3",
"zone.js": "0.8.29"
},
"devDependencies": {
"@angular/cli": "7.3.1",
"@angular/compiler-cli": "^7.2.11",
"@ngtools/webpack": "7.3.1",
"@types/chai": "4.1.7",
"@types/chai-string": "1.4.1",
"@types/jest": "24.0.0",
"@types/mocha": "5.2.5",
"@types/node": "10.12.24",
"@types/selenium-webdriver": "3.0.14",
"angular-router-loader": "0.8.5",
"angular2-template-loader": "0.6.2",
"autoprefixer": "9.4.7",
"browser-sync": "2.26.3",
"browser-sync-webpack-plugin": "2.2.2",
"cache-loader": "2.0.1",
"chai": "4.2.0",
"chai-as-promised": "7.1.1",
"chai-string": "1.5.0",
"codelyzer": "4.5.0",
"copy-webpack-plugin": "4.6.0",
"css-loader": "2.1.0",
"file-loader": "3.0.1",
"fork-ts-checker-webpack-plugin": "0.5.2",
"friendly-errors-webpack-plugin": "1.7.0",
"generator-jhipster": "5.8.2",
"html-loader": "0.5.5",
"html-webpack-plugin": "3.2.0",
"husky": "1.3.1",
"jest": "24.1.0",
"jest-junit": "6.2.1",
"jest-preset-angular": "6.0.2",
"jest-sonar-reporter": "2.0.0",
"lint-staged": "^8.1.5",
"mini-css-extract-plugin": "0.5.0",
"mocha": "5.2.0",
"moment-locales-webpack-plugin": "1.0.7",
"optimize-css-assets-webpack-plugin": "5.0.1",
"postcss-loader": "3.0.0",
"prettier": "1.16.4",
"protractor": "5.4.2",
"reflect-metadata": "0.1.13",
"rimraf": "2.6.3",
"sass": "1.17.0",
"sass-loader": "7.1.0",
"simple-progress-webpack-plugin": "1.1.2",
"style-loader": "0.23.1",
"terser-webpack-plugin": "1.2.2",
"thread-loader": "2.1.2",
"to-string-loader": "1.1.5",
"ts-loader": "5.3.3",
"ts-node": "8.0.2",
"tslint": "5.12.1",
"tslint-config-prettier": "1.18.0",
"tslint-loader": "3.6.0",
"typescript": "3.2.4",
"webpack": "4.29.3",
"webpack-cli": "3.2.3",
"webpack-dev-server": "^3.1.14",
"webpack-merge": "4.2.1",
"webpack-notifier": "1.7.0",
"webpack-visualizer-plugin": "0.1.11",
"workbox-webpack-plugin": "3.6.3",
"write-file-webpack-plugin": "4.5.0",
"xml2js": "0.4.19"
},
"engines": {
"node": ">=8.9.0"
},
"lint-staged": {
"{,src/**/}*.{md,json,ts,css,scss}": [
"prettier --write",
"git add"
]
},
"scripts": {
"prettier:format": "prettier --write \"{,src/**/}*.{md,json,ts,css,scss}\"",
"lint": "tslint --project tsconfig.json -e 'node_modules/**'",
"lint:fix": "npm run lint -- --fix",
"ngc": "ngc -p tsconfig-aot.json",
"cleanup": "rimraf target/{aot,www}",
"clean-www": "rimraf target//www/app/{src,target/}",
"e2e": "protractor src/test/javascript/protractor.conf.js",
"postinstall": "webdriver-manager update --gecko false",
"start": "npm run webpack:dev",
"start-tls": "npm run webpack:dev -- --env.tls",
"serve": "npm run start",
"build": "npm run webpack:prod",
"test": "npm run lint && jest --coverage --logHeapUsage -w=2 --config src/test/javascript/jest.conf.js",
"test:watch": "npm run test -- --watch",
"webpack:dev": "npm run webpack-dev-server -- --config webpack/webpack.dev.js --inline --hot --port=9060 --watch-content-base --env.stats=minimal",
"webpack:dev-verbose": "npm run webpack-dev-server -- --config webpack/webpack.dev.js --inline --hot --port=9060 --watch-content-base --profile --progress --env.stats=normal",
"webpack:build:main": "npm run webpack -- --config webpack/webpack.dev.js --env.stats=minimal",
"webpack:build": "npm run cleanup && npm run webpack:build:main",
"webpack:prod:main": "npm run webpack -- --config webpack/webpack.prod.js --profile",
"webpack:prod": "npm run cleanup && npm run webpack:prod:main && npm run clean-www",
"webpack:test": "npm run test",
"webpack-dev-server": "node --max_old_space_size=4096 node_modules/webpack-dev-server/bin/webpack-dev-server.js",
"webpack": "node --max_old_space_size=4096 node_modules/webpack/bin/webpack.js"
},
"jestSonar": {
"reportPath": "target/test-results/jest",
"reportFile": "TESTS-results-sonar.xml"
}
}