Firebase函数日志错误：函数执行尝试超时。函数调用被中断

Question

问题：错误：函数执行尝试超时。函数调用被中断。

确切的日志错误：

  

错误：函数执行尝试超时。函数调用原为   中断。

技术：

Angular 7，Angular Universal（SSR），Firebase，Firebase函数。

我的functions / index.js文件

const functions = require('firebase-functions');

const { app } = require('./dist/server');

exports.ssr = functions.https.onRequest(app);

Firebase功能日志错误的屏幕截图：

我的函数package.json：

{
  "name": "functions",
  "description": "Cloud Functions for Firebase",
  "scripts": {
    "serve": "firebase serve --only functions --port=9000",
    "shell": "firebase functions:shell",
    "start": "npm run shell",
    "deploy": "firebase deploy --only functions --port=9000",
    "logs": "firebase functions:log"
  },
  "dependencies": {
    "@agm/core": "^1.0.0-beta.5",
    "@angular-devkit/build-angular": "~0.13.0",
    "@angular/animations": "~7.2.0",
    "@angular/cdk": "^7.3.3",
    "@angular/common": "~7.2.0",
    "@angular/compiler": "~7.2.0",
    "@angular/core": "~7.2.0",
    "@angular/fire": "^5.1.2",
    "@angular/forms": "~7.2.0",
    "@angular/http": "~7.2.0",
    "@angular/material": "^7.3.3",
    "@angular/platform-browser": "~7.2.0",
    "@angular/platform-browser-dynamic": "~7.2.0",
    "@angular/platform-server": "~7.2.0",
    "@angular/pwa": "^0.13.6",
    "@angular/router": "~7.2.0",
    "@angular/service-worker": "^7.2.11",
    "@babel/cli": "^7.4.3",
    "@babel/core": "^7.4.3",
    "@babel/preset-env": "^7.4.3",
    "@firebase/app": "^0.3.14",
    "@hackages/ngxerrors": "^6.0.3",
    "@kolkov/angular-editor": "^0.13.1",
    "@nguniversal/express-engine": "^7.1.1",
    "@nguniversal/module-map-ngfactory-loader": "0.0.0",
    "@ngx-meta/core": "^6.0.0",
    "@ngx-pwa/offline": "^6.1.0",
    "@sentry/browser": "^4.4.2",
    "angular-google-map": "0.0.2",
    "animate.css": "^3.7.0",
    "aos": "^2.3.4",
    "basscss": "7.1.1",
    "basscss-sass": "^4.0.0",
    "chart.js": "^2.7.3",
    "core-js": "^2.5.4",
    "express": "^4.15.2",
    "firebase": "^5.9.3",
    "firebase-admin": "~7.0.0",
    "firebase-functions": "^2.2.0",
    "fs-extra": "^7.0.1",
    "geofirestore": "^3.2.3",
    "http-server": "^0.11.1",
    "latlon-geohash": "^1.1.0",
    "lodash": "^4.17.10",
    "lozad": "^1.9.0",
    "moment": "^2.22.2",
    "ng2-truncate": "^1.3.17",
    "ngx-google-places-autocomplete": "^2.0.1",
    "ngx-prevent-double-submission": "^0.1.0",
    "rxjs": "~6.3.3",
    "rxjs-compat": "^6.3.3",
    "sass-lint": "^1.12.1",
    "tslib": "^1.9.0",
    "zone.js": "~0.8.26"
  },
  "engines": {
    "node": "8"
  },
  "private": true
}