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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Is it possible to use custom host headers / bindings with IIS7 Express?

I'm trying to configure a new ASP.NET MVC3 using IIS7 express (on my local development machine) to use a custom domain name. eg. my local dev machine. kick open my web browser goto http://dev.www.mydomain.com my visual studio mvc project kicks…
Pure.Krome
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Visual Studio 2015 - ASP.Net application won’t start until restarting Visual Studio

Sometimes when I try to start a ASP.Net application (debugging) the application will not start. Visual studio looks like the application is running, the status bar changes its color to orange. A Browser opens and is loading “forever”. IIS Express is…
musium
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Default Limits for IIS Express

I need to test a file upload component that will be accepting very large files. I want to test locally in my development environment but since I use IIS Express instead of IIS 7 I am not sure where to make the global change. In IIS 7 the change…
webworm
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IIS Application Using Shared Folder in VirtualBox VM

I've got a VirtualBox VM running Windows Server 2008 R2. The server is configured as a domain controller. I've got source code on my web application on the host machine. I shared a folder to the guest VM that contains the source code. I…
Jared
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How to stop Visual studio/IIS express from creating new every time it is restarted in applicationhost.config

I am developing a web application in visual studio 2012 and every time I close and open visual studio it creates a new entry with default settings in IIS express's applicationhost.config and since I am using a browser from another machine (windows…
Jamesla
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Can Visual Studio restart IIS Express on new debugging session?

I have an ASP.Net application that performs some database initialization during Application_Start in Global.asax. I'm using IIS Express to debug the application. I find that if I stop debugging, clear the database, and restart again, the…
Matt Johnson-Pint
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IIS express 7.5 only loading one site even though 2 sites defined?

I have IIS express loaded and running from a command line entry. I am using the default applicationhost.config file (I know it's the correct file as I have changed the 1st site's port a couple of times etc). The strange thing is, I have two sites…
Dav.id
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How do I launch IIS 7.5 Express?

We have a new employee who has to work on an old ASP web site. Our IT people did not install IIS on her Windows XP machine so I tried to do it myself, but I need the Windows CD and I don't have it. So, I downloaded and installed IIS 7.5 Express…
KoolMoK
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Increase upload file size in Asp.Net core v3.1

I'm trying to upload multiple files in my .NET Core v3.1 Blazor application, but I can't get passed the 30MB limit. Searching for this I found Increase upload file size in Asp.Net core and tried the suggestions but it doesn't work. All found…
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IIS Express and Classic ASP

I'm trying to get a classic ASP site set up on IIS Express under Windows XP. I am able to get iis setup and running as well as setting up the site, but when I try to browse to an asp page all I get is: íP÷Pèö‚le”_/index.asp18 Has anyone come…
Brutus35
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Cannot launch asp.net core web app in IIS Express

[Edit] The problem is BitDefender anti virus. I followed the instructions on how to install asp.net 5 beta 8. I was able to install all the necessary files without any problem. However every time I selected the web template and attempted to run it…
Cool Breeze
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Assembly Not Referenced compilation error in foreach loop in Razor view

EDIT: I have checked and attempted a lot of the other Assembly Not Referenced issues found on SE, but I haven't found many dealing with what should be a built-in assembly (System.Collections.Generic.List). This makes it difficult to manually add…
agc93
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How can I let Visual Studio 2012 detect if virtual directories need to be remapped?

My situation: I am working on an ASP.NET MVC project and debug in IIS-Express. Sometimes when we create a temporary branch, this branch will use the same port for debugging. This means the virtual directory in IIS is the same and I can't run them…
Matthijs Wessels
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Visual Studio 2012 IIS Express 8 Fresh Install - Can't Connect

On Visual Studio 2010 + IIS Express 7 I was able to use IIS Express as a server and browse sites. I've since installed Visual Studio 2012 (on Windows 7 64-bit) with IIS Express 8, and I can't browse a single site on it. In addition, when I look at…
Chris Moschini
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Upgrading to ASP.NET 4.5/MVC 4 forms authentication fails

I've just downoaded a VS 2012 along with ASP.NET 4.5 and MVC 4.0 and was kicking the tires with a sample app and found that the forms authentication that works perfectly with ASP.NET 4.0/MVC 3 no longer seems to work with the latest release. When I…