When you want to deploy an ASP.NET MVC3 application to your Mochahost space please follow these steps.
1. In SolidCP configure the Extensions. You have to select the ASP.NET 4.0 (Integrated pipeline)
2. Copy the web.config file from your site and compare them with the web.config of your project. Add missing lines to the web.config file and copy back to you host
3. You need to copy the ASP.NET MVC3 assemblies to the bin directory of your website.
ASP.NET MVC3 isn’t installed on the hosting space by default. You find those files in C:\Program Files (x86)\Microsoft ASP.NET\ ….