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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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Visual Studio debugging/loading very slow

I'm at wit's end. Visual Studio is typically painfully slow to debug or just plain load ("start without debugging") my ASP.NET MVC sites. Not always: at first, the projects will load nice and fast, but once they load slow, they'll always load slowly…
Ber'Zophus
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How to enable external request in IIS Express?

How can I enable remote requests in IIS Express? Scott Guthrie wrote that is possible but he didn't say how.
TedTel
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Where is the IIS Express configuration / metabase file found?

Where can the IIS Express configuration / metabase file be found?
Myster
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Unable to launch the IIS Express Web server

I have an asp.net MVC 4 solution. When I try to open it using Visual studio 2012, I get following error: Microsoft Visual Studio Configuring Web https://localhost: for ASP.NET 4.5 failed. You must manually configure this site for ASP.NET 4.5 in…
DotnetSparrow
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Using Custom Domains With IIS Express

Traditionally I use custom domains with my localhost development server. Something along the lines of: dev.example.com dev.api.example.com This has provided me a ton of flexibility when working with external API's such as Facebook. This has worked…
Nick Berardi
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Dots in URL causes 404 with ASP.NET mvc and IIS

I have a project that requires my URLs have dots in the path. For example I may have a URL such as www.example.com/people/michael.phelps URLs with the dot generate a 404. My routing is fine. If I pass in michaelphelps, without the dot, then…
Mark
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IIS Express Windows Authentication

I'm trying to use IIS Express with VS2010 to host a silverlight application. I modified my applicationhost.config file to allow for modification of the proper configuration settings. I have the following in my web.config: …
Mark
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Exposing localhost to the internet via tunneling (using ngrok): HTTP error 400: bad request; invalid hostname

From previous versions of the question, there is this: Browse website with ip address rather than localhost, which outlines pretty much what I've done so far...I've got the local IP working. Then I found ngrok, and apparently I don't need to…
Chris
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Process with an ID #### is not running in visual studio professional 2013 update 3

I am trying to run any program on visual studio 2013 update 3 and I get the following alert box : Process with an ID #### is not running . // every time there is different ID number showing and in the error windows I get this error msg: The…
Beslinda N.
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Unable to launch the IIS Express Web server, Failed to register URL, Access is denied

Some web projects are causing me problems while others work fine. I decided to focus on one of the problematic ones. I'm using Visual Studio 2013 on Windows 7. I think I'm running it as administrator, the window title says PROJECT NAME - Microsoft…
Linus
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IISExpress returns a 503 error from remote machines

I'm attempting to test a website I have running in a local IISExpress instance with some other machines / devices on my local network. I am running Win7 Pro. When I first attempt to browse to my machine from another machine on my local network…
Jeff Fritz
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Add MIME mapping in web.config for IIS Express

I need to add a new MIME mapping for .woff file extensions to IIS Express. If I add the following snippet to the "applicationhost.config" of IIS Express it works fine:
Martin Buberl
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IIS Express Immediately shutting-down running site after stopping web application

I'm using visual studio 2012 in the first days when I want to stop application in IDE, application was still running on IIS Express, I could browse and work with running application, but now I can't. IIS Immediately shutting-down application if I…
saber
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How do I restore a missing IIS Express SSL Certificate?

After setting up HTTPS in IIS Express, according to such articles as this and this, I am unable to actually load an IIS Express site using HTTPS. In Chrome, I am only getting: This webpage is not available (with error code…
Chris Simmons
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"Unable to launch the IIS Express Web server." in Visual Studio

I attempted to run my web service through visual studio. I faced an issue like : --------------------------- Microsoft Visual Studio --------------------------- Unable to launch the IIS Express Web server. Failed to register URL…
Priya
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