I'm getting TimeoutException after upgrading to angular 9. I'm using visual studio, ASP .NET core with angular. Even if i create new project and update angular to 9 version, It stops working Complete list of page response :
TimeoutException: The Angular CLI process did not start listening for requests within the timeout period of 0 seconds. Check the log output for error information.
Microsoft.AspNetCore.SpaServices.Extensions.Util.TaskTimeoutExtensions.WithTimeout<T>(Task<T> task, TimeSpan timeoutDelay, string message)
Microsoft.AspNetCore.SpaServices.Extensions.Proxy.SpaProxy.PerformProxyRequest(HttpContext context, HttpClient httpClient, Task<Uri> baseUriTask, CancellationToken applicationStoppingToken, bool proxy404s)
Microsoft.AspNetCore.Builder.SpaProxyingExtensions+<>c__DisplayClass2_0+<<UseProxyToSpaDevelopmentServer>b__0>d.MoveNext()
Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext context)
My package.json file is :
{
"name": "webapplication10",
"version": "0.0.0",
"scripts": {
"ng": "ng",
"start": "ng serve",
"build": "ng build",
"build:ssr": "ng run WebApplication10:server:dev",
"test": "ng test",
"lint": "ng lint",
"e2e": "ng e2e"
},
"private": true,
"dependencies": {
"@angular/animations": "9.0.0",
"@angular/cdk": "~9.0.0",
"@angular/common": "9.0.0",
"@angular/compiler": "9.0.0",
"@angular/core": "9.0.0",
"@angular/forms": "9.0.0",
"@angular/material": "~9.0.0",
"@angular/platform-browser": "9.0.0",
"@angular/platform-browser-dynamic": "9.0.0",
"@angular/platform-server": "9.0.0",
"@angular/router": "9.0.0",
"@nguniversal/module-map-ngfactory-loader": "8.1.1",
"aspnet-prerendering": "^3.0.1",
"bootstrap": "^4.4.1",
"core-js": "^3.6.4",
"jquery": "3.4.1",
"oidc-client": "^1.10.1",
"popper.js": "^1.16.1",
"rxjs": "^6.5.4",
"tslib": "^1.10.0",
"zone.js": "~0.10.2"
},
"devDependencies": {
"@angular-devkit/build-angular": "^0.900.1",
"@angular/cli": "9.0.1",
"@angular/compiler-cli": "9.0.0",
"@angular/language-service": "9.0.0",
"@types/jasmine": "^3.5.3",
"@types/jasminewd2": "~2.0.8",
"@types/node": "^12.12.27",
"codelyzer": "^5.2.1",
"jasmine-core": "~3.5.0",
"jasmine-spec-reporter": "~4.2.1",
"karma": "^4.4.1",
"karma-chrome-launcher": "~3.1.0",
"karma-coverage-istanbul-reporter": "^2.1.1",
"karma-jasmine": "~3.1.1",
"karma-jasmine-html-reporter": "^1.5.2",
"typescript": "3.7.5"
},
"optionalDependencies": {
"node-sass": "^4.12.0",
"protractor": "~5.4.2",
"ts-node": "~8.4.1",
"tslint": "~5.20.0"
}
}
Reproduction I simply create a new project in visual studio 2019, select Asp.net and angular. projects works fine. then I update angular 8 to angular 9 by using ng update @angular/core @angular/cli it updates and when I run project It gives me that error
Other technical details Microsoft Visual Studio Community 2019 Version 16.4.5 Microsoft .NET Framework Version 4.8.03752 ASP.NET and Web Tools 2019 16.4.460.23317 I solved this issue by So I asked stackoverflow community (https://stackoverflow.com/q/60189930/7979535) and found that this issue is known https://github.com/dotnet/aspnetcore/issues/17277#issue-526272056