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Questions tagged [iis-express]

IIS Express is the developer version of full IIS that doesn't require Administrator rights to run. See also the [iis] tag.

IIS Express is the developer version of full IIS, that doesn't require Administrator rights to run. It is designed as a replacement for the ASP.NET Development Server (aka Cassini) which ships with some releases of Visual Studio. IIS Express has several releases so far, and can be downloaded as separate installer or part of Visual Studio.

Official documentation is on IIS.net here and here.

See also

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Fresh install of IIS Express 10 get the same error when trying to run iisexpress /trace:i

I cd into the c:\Program Files (x86)\IIS Express and run iisexpress /trace:i ge the following The filename, directory name, or volume label syntax is incorrect. For more information about the error, run iisexpress.exe with the tracing switch enabled…
Bodar
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Hot reload / Apply Code changes button not applying changes or refreshing in Visual Studio 2019

I'm using Visual Studio 2019 for my React project with a C# backend I keep pressing the red (flame like) apply code changes button in visual studio 2019 to try to update my project. (I am trying to update a basic text change) and nothing happens at…
ZaneK
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"The user name or password is incorrect" error on running ASP.NET Web Application

I'm trying to run an ASP.NET Web App, but keep getting System.DirectoryServices.DirectoryServicesCOMException: The user name or password is incorrect I've tried to change Application Pool Identity, according to solution found here, but nothing…
godpick
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IIS Express builds successfully but the web page template doesn't open in Visual Studio 2019 (Blazor Project). Any idea on what i should do?

So im new to Blazor and programming. I created a Blazor WebAssembly project and ran the IIS Express. It took a few seconds to build and the build was successful. But it did not open the browser web page on my localhost showing the template web…
LARA
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ERROR: "The project doesn't know how to run the profile IIS Express" (VS 2019, 16.11.7)

If the same issue was posted here 5 months ago and did not get any answers, would it even make sense to post it again?
Борис Яницкий
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System.Net URL call not returning the expected HTML response

I am trying to query a website to scrape some information for my organization, this information is sat behind a login page which for now I am bypassing by logging into the browser using my organization credentials and this website stores the details…
maisyk
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Rewrite rules not working properly in web.config?

I have created website with React project and hosted on IIS webserver(ON VM). I have defined web.config file rules
sudesh sharma
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How do I know if is necessary?

I have added Aspnet.MVC package in my project. This was added in csproj file It works but when I removed it, it still works. How do I know if it is necessary? I don't want it to crash when app runs in other environments…
Greg
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How to support multiple domain name for the same project in Visual Studio 2019 and asp.net core app?

I have a project that is written on the top of Asp.NET 5/Core using Visual Studio 2019. My project has multi-tenancy support and need to be able to map multiple local domains to the project to test out multi-tenancy. How can I bind a second local…
Jay
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Enable Script Debugging in Classic ASP / MVC3 hybrid application

I have a site that is a .Net MVC 3 / Classic ASP hybrid. We have this as we are steadily replacing the Classic ASP bits with .Net. Currently when I hit F5 in VS2010 the site spins up and runs fine. However, I don't seem to be able to set break…
ilivewithian
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host access to web application on virtual using iis express

I created a web application in my virtual pc using the latest and greatest web matrix items (including IIS Express) on an XP SP3 virtual. Is it possible to access that application from my host machine? I know I can install IIS 5.1 on my XP virtual…
Rod
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How does IIS Express - or web servers in general - handle files that users can download or why is my Heap growing?

I'm writing a webservice that creates a file a user can download. The data source for that file is given by one or more URI's so I end up using Stream and Reader a lot. All of them are in using blocks. Even in the endpoint that offers the file I'm…
Sputnick
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Visual Studio 2019; IIS **Express**; asp.net 4.8 (not core); Windows authentication; allow specific server local group access to page

Trying to get Windows authentication working in Visual Studio 2019 fully updated as of today while debugging with IIS express. Have read through quite some findings on google and also here on SO - but so far have no success. App works fine with…
John Ranger
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How to run asp.net WebForms published site locally from visual studio code

How to open a published webform site from within visual studio code. opening and running the default.aspx in browser locally The site is published by Visual Studio 2019 ( not Visual Studio Code ) to local folder, I want to open and run that…
user2903753
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Load assembly in DefaultDomain of IIS

Good morning, I am working on a simple ASP.net application. I have implemented some code which is in C# dlls. Those dlls are used and loaded by the ASP.net application. The goal is to put the C# dlls outside of the project, in a specific folder,…
Zaraki21
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