ReferenceError: Router is not defined error after upgrade from 11.0.9 to 11.1.0

[vkirienko]

🐞 bug report

Affected Package

"dependencies": {
"@angular/animations": "^11.1.0",
"@angular/common": "^11.1.0",
"@angular/compiler": "^11.1.0",
"@angular/core": "^11.1.0",
"@angular/forms": "^11.1.0",
"@angular/localize": "^11.1.0",
"@angular/platform-browser": "^11.1.0",
"@angular/platform-browser-dynamic": "^11.1.0",
"@angular/router": "^11.1.0",
"@fortawesome/angular-fontawesome": "^0.8.1",
"@fortawesome/fontawesome-free": "^5.15.2",
"@fortawesome/fontawesome-svg-core": "^1.2.34",
"@fortawesome/free-solid-svg-icons": "^5.15.2",
"@microsoft/signalr": "^5.0.2",
"@ng-bootstrap/ng-bootstrap": "^9.0.1",
"@ngneat/until-destroy": "^8.0.3",
"bootstrap": "^4.6.0",
"devextreme": "20.2.5",
"devextreme-angular": "20.2.5",
"error-stack-parser": "^2.0.6",
"file-saver": "^2.0.5",
"rxjs": "^6.6.3",
"stream": "0.0.2",
"tslib": "^2.1.0",
"zone.js": "~0.11.3"
},
"devDependencies": {
"@angular-devkit/build-angular": "~0.1101.0",
"@angular/cli": "^11.1.0",
"@angular/compiler-cli": "^11.1.0",
"@angular/language-service": "^11.1.0",
"@types/file-saver": "^2.0.1",
"@types/jasmine": "^3.6.3",
"@types/jasminewd2": "~2.0.8",
"@types/node": "^14.14.22",
"@typescript-eslint/eslint-plugin": "^4.14.0",
"@typescript-eslint/parser": "^4.14.0",
"eslint": "^7.18.0",
"jasmine-core": "~3.6.0",
"jasmine-spec-reporter": "~6.0.0",
"karma": "^6.0.1",
"karma-chrome-launcher": "~3.1.0",
"karma-coverage-istanbul-reporter": "~3.0.3",
"karma-jasmine": "~4.0.1",
"karma-jasmine-html-reporter": "^1.5.4",
"npm-check-updates": "^11.0.2",
"protractor": "~7.0.0",
"terser": "^5.5.1",
"ts-node": "~9.1.1",
"typescript": "4.1.3",
"webpack-bundle-analyzer": "^4.4.0",
"webpack-sources": "2.2.0"
}

Is this a regression?

Yes, the previous version in which this bug was not present was: 11.0.9

Description

Browser shows error below in console.

🔥 Exception or Error

Uncaught ReferenceError: Router is not defined
    at Module.Y1eN (toolbar.component.ts:21)
    at __webpack_require__ (bootstrap:79)
    at Module.uswQ (add-position-modal.component.ts:25)
    at __webpack_require__ (bootstrap:79)
    at Module.Sy1n (approval-queue.component.ts:16)
    at __webpack_require__ (bootstrap:79)
    at Module.ZAI4 (app.module.ts:1)
    at __webpack_require__ (bootstrap:79)
    at Module.zUnb (grid-resizer.service.ts:7)
    at __webpack_require__ (bootstrap:79)

🌍 Your Environment

Angular Version:

Angular CLI: 11.1.0
Node: 12.16.2
OS: win32 x64

Angular: 11.1.0
... animations, cli, common, compiler, compiler-cli, core, forms
... language-service, platform-browser, platform-browser-dynamic
... platform-server, router
Ivy Workspace: Yes

Package                                    Version
--------------------------------------------------------------------
@angular-devkit/architect                  0.1101.0
@angular-devkit/build-angular              0.1101.0
@angular-devkit/core                       11.1.0
@angular-devkit/schematics                 11.1.0
@nguniversal/module-map-ngfactory-loader   8.1.1
@schematics/angular                        11.1.0
@schematics/update                         0.1101.0
rxjs                                       6.6.3
typescript                                 4.1.3

[JoostK]

Closing as a duplicate of #19839 and #19852, being fixed in #19841.

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