FIX: Computer stops responding when the Mscorsvw.exe process starts in the .NET Framework 4

To work around this issue, disable the Mscorsvw.exe process. To do this, follow these steps:

1. Navigate to the following location in Windows Explorer:
   C:\Windows\Microsoft.NET\Framework\v4.0.30319
2. Run an elevated command prompt.
3. Change the current directory to the following directory, type ngen.exe executequeueditems, and then press ENTER:
   C:\Windows\Microsoft.NET\Framework\v4.0.30319
4. Wait until you receive the following message at the command prompt:
   All compilation targets are up to date.

Copy From https://support.microsoft.com/en-us/kb/2571181