ASP.NET MVC 3 - Unable to find the requested .Net Framework Data Provider

Question

Background-info:

I\'m using Microsoft Visual Web Developer 2010 Express.
Info about my (lack of) experience: the problem occured with

Answer 1

1. Make sure that you build prior to adding the controller. If that doesn't work...
2. Create a new project, create a new sql server database manually and see if you can connect to it. If not, then the problem is indeed in your sql server config on your machine. You can try going to postgres just be sure that the provider you choose has support for EF code first.