title: Angular universal has error at express and cannot run
body: <p>I'm trying to use Angular universal for my project but I facing some problem and below is detail</p>
  
  <p><strong>1. ng --version</strong></p>
  
  <pre><code>Angular CLI: 9.0.2
  Node: 13.5.0
  OS: win32 x64
  
  Angular: 9.0.1
  ... animations, common, compiler, compiler-cli, core, forms
  ... language-service, platform-browser, platform-browser-dynamic
  ... router
  Ivy Workspace: Yes
  
  Package                            Version
  ------------------------------------------------------------
  @angular-devkit/architect          0.900.2
  @angular-devkit/build-angular      0.900.7
  @angular-devkit/build-optimizer    0.900.7
  @angular-devkit/build-webpack      0.900.7
  @angular-devkit/core               9.0.2
  @angular-devkit/schematics         9.0.2
  @angular/cdk                       9.0.0
  @angular/cli                       9.0.2
  @angular/localize                  9.0.5
  @angular/material                  9.0.0
  @angular/material-moment-adapter   9.0.0
  @angular/platform-server           9.0.7
  @ngtools/webpack                   9.0.7
  @nguniversal/builders              9.1.0
  @nguniversal/common                9.1.0
  @nguniversal/express-engine        9.1.0
  @schematics/angular                9.0.2
  @schematics/update                 0.900.2
  rxjs                               6.5.4
  typescript                         3.7.5
  webpack                            4.41.6
  </code></pre>
  
  <hr>
  
  <p><strong>2. npm run dev:ssr(server.ts has error in express function: "const server = express();")</strong></p>
  
  <pre><code>Hash: 31de884421a0ec6deaeb
  Time: 39355ms
  Built at: 05/02/2020 11:20:23 AM
        Asset      Size  Chunks         Chunk Names
      main.js  4.08 KiB    main         main
  main.js.map   3.5 KiB    main  [dev]  main
  Entrypoint main = main.js main.js.map
  chunk {main} main.js, main.js.map (main) 28 bytes [entry] [rendered]
  
  ERROR in server.ts:13:18 - error TS2349: This expression is not callable.
    Type 'typeof e' has no call signatures.
  
  13   const server = express();
                      ~~~~~~~
    server.ts:4:1
      4 import * as express from 'express';
        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      Type originates at this import. A namespace-style import cannot be called or constructed, and will cause a failure at runtime. Consider using a default import or import require here instead.
  
  
  chunk {main} main.js, main.js.map (main) 3.13 MB [initial] [rendered]
  chunk {polyfills} polyfills.js, polyfills.js.map (polyfills) 148 kB [initial] [rendered]
  chunk {runtime} runtime.js, runtime.js.map (runtime) 6.15 kB [entry] [rendered]
  chunk {scripts} scripts.js, scripts.js.map (scripts) 86.1 kB [entry] [rendered]
  chunk {styles} styles.css, styles.css.map (styles) 438 kB [initial] [rendered]
  chunk {vendor} vendor.js, vendor.js.map (vendor) 9.61 MB [initial] [rendered]
  Date: 2020-05-02T04:20:45.807Z - Hash: 07ffd3421b26b0f8711d - Time: 53740ms
  this.debug is not a function
  </code></pre>
  
  <hr>
  
  <p><strong>3. resolve error on express using "import express from 'express';" instead of "import * as express from 'express'"</strong></p>
  
  <pre><code>Date: 2020-05-02T04:25:47.562Z - Hash: 07ffd3421b26b0f8711d - Time: 90330ms
  Compiled successfully.
  D:\AngularProjects\helloj
  obclient\dist\hellojobclient\server\main.js:19052
              window.addEventListener('test', (/** @type {?} */ (null)), Object.defineProperty({}, 'passive', {
                     ^
  
  TypeError: window.addEventListener is not a function
      at supportsPassiveEventListeners (D:\AngularProjects\hellojobclient\dist\hellojobclient\server\main.js:19052:20)
      at normalizePassiveListenerOptions (D:\AngularProjects\hellojobclient\dist\hellojobclient\server\main.js:19073:12)
      at Module../node_modules/@angular/material/__ivy_ngcc__/fesm2015/tooltip.js (D:\AngularProjects\hellojobclient\dist\hellojobclient\server\main.js:153609:125)
      at __webpack_require__ (D:\AngularProjects\hellojobclient\dist\hellojobclient\server\main.js:20:30)
      at Object../src/app/verified/history-recruitment/history-recruitment.component.ts (D:\AngularProjects\hellojobclient\dist\hellojobclient\server\main.js:336514:33)
      at __webpack_require__ (D:\AngularProjects\hellojobclient\dist\hellojobclient\server\main.js:20:30)
      at Object../src/app/app.routes.ts (D:\Ang
  ularProjects\hellojobclient\dist\hellojobclient\server\main.js:303743:41)
      at __webpack_require__ (D:\AngularProjects\hellojobclient\dist\hellojobclient\server\main.js:20:30)
      at Object../src/app/shared/shared.module.ts (D:\AngularProjects\hellojobclient\dist\hellojobclient\server\main.js:332543:22)
      at __webpack_require__ (D:\AngularProjects\hellojobclient\dist\hellojobclient\server\main.js:20:30)
  
  A server error has occurred.
  node exited with 1 code.
  connect ECONNREFUSED 127.0.0.1:58315
  </code></pre>
  
  <p>After encountering this error I trying resolve by comment code follow tracking error but many more time faced to other errors</p>