Specified argument was out of the range of valid values. Parameter name: site

Symptom : After updating to windows fall creator update (2017-10-25). You get error Specified argument was out of the range of valid values. Parameter name: site. When runing ASP.NET MVC app from visual studio 2017.

 

Resolution

Go to Control center -> Windows app and feature.

Search IIS

Select IIS 10.0 Express

Hit Uninstall button

Download IIS Express from this link

https://www.microsoft.com/en-us/download/details.aspx?id=48264

Re-install , error should be fixed.

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