config error with first asp.net mvc project

Lynda (http://www.lynda.com/ASPNET-tutorials/ASPNET-MVC-4-Essential-Training/109762-2.html) seems to be a good source for starting asp.net mvc. However, if you install mysql after installing Visual Studio, you may come up with the following error while running your first mvc project:

The solution is, find the file specified inside the red ellipse, run notepad as administrator, open the file and comment out the specified lines. This solution worked for me!