Unable to start debugging on the web server. Operation not supported. Unknown error 0x800040005

Question

Getting this on Windows 10 Pro, Visual Studio 2017. ASP .NET Framework 4.6

Answer 1

I had this issue and found that removing a https rewrite rule to force www fixed it for me.

Answer 2

Using the task manager to close all Visual Studio processes currently running and restarting visual studio fixed the issue.