Duplicate identifier 'ElementTagNameMap'.

[Apsistec]

'ElementTagNameMap' was also declared here.
[ng] node_modules/typescript/lib/lib.dom.d.ts:19593:6 - error TS2300: Duplicate identifier 'ElementTagNameMap'.
I am using:
"dependencies": {
"@angular/common": "~9.1.6",
"@angular/core": "~9.1.6",
"@angular/forms": "~9.1.6",
"@angular/platform-browser": "~9.1.6",
"@angular/platform-browser-dynamic": "~9.1.6",
"@angular/router": "~9.1.6",
"@angular/service-worker": "~9.1.6",
"@capacitor/android": "^2.2.0",
"@capacitor/core": "2.2.0",
"@capacitor/ios": "^2.2.0",
"@ionic-native/core": "^5.0.7",
"@ionic-native/splash-screen": "^5.0.0",
"@ionic-native/status-bar": "^5.0.0",
"@ionic/angular": "^5.0.0",
"gl-ionic-background-video": "0.0.5",
"rxjs": "~6.5.1",
"tslib": "^1.10.0",
"zone.js": "~0.10.2"
},
"devDependencies": {
"@angular-devkit/build-angular": "~0.901.5",
"@angular/cli": "~9.1.5",
"@angular/compiler": "~9.1.6",
"@angular/compiler-cli": "~9.1.6",
"@angular/language-service": "~9.1.6",
"@capacitor/cli": "2.2.0",
"@ionic/angular-toolkit": "^2.1.1",
"@types/jasmine": "~3.5.0",
"@types/jasminewd2": "~2.0.3",
"@types/node": "^12.11.1",
"codelyzer": "^5.1.2",
"jasmine-core": "~3.5.0",
"jasmine-spec-reporter": "~4.2.1",
"karma": "~5.0.0",
"karma-chrome-launcher": "~3.1.0",
"karma-coverage-istanbul-reporter": "~2.1.0",
"karma-jasmine": "~3.0.1",
"karma-jasmine-html-reporter": "^1.4.2",
"protractor": "^7.0.0",
"ts-node": "~8.3.0",
"tslint": "~6.1.0",
"typescript": "~3.8.3"

[ozonostudio]

Same Problem here