Ao compilar o programa ocorreu uma exceção da qual não sei resolver por ser iniciante com o Visual Studio e C#. Mesmo fazendo os códigos e pastas tudo igual a vídeo aula...
Debugger:Stopped at Exception: Configure An exception was caught by the debugger, and user settings indicate that a break should occur.
Debugger:Exception Intercepted: RecuperaConfiguração, NHibernateHelper.cs line 17 An exception was intercepted and the call stack unwound to the point before the call from user code where the exception occurred. "Unwind the call stack on unhandled exceptions" is selected in the debugger options.