The type initializer for 'System.Data.Entity.Internal.AppConfig' threw an exception

Question

I\'m working with EF5 in a MVC 4 aspnet website. Locally, everything works just fine, but when I publish it to the IIS and try to enter, I get the error

Answer 1

I had multiple providers specified in my web.config.

I simply removed one of those and it worked.

I am using MySQL though, not TSQL