Have you ever been stuck on a hard problem, then gone and browsed photos of cats for awhile, then afterward you just magically knew the answer? 

How Microsoft crushed Slack
And why the era of worker-centered work tools may be over 

The list of Potential Questions that may be asked during the interview for C# Developer Position.  

Everywhere the problem to this solution was mentioned as re-registering aspNet by using aspnet_regiis.exe. But this did not work for me.
Though this is a valid solution (as explained beautifully here)
but it did not work with Windows 8.
For Windows 8 you need to Windows features and enable everything under ".Net Framework 3.5" and ".Net Framework 4.5 Advanced Services".