Startup.cs

using DotVvmBP;
using Microsoft.Owin;

[assembly: OwinStartup(typeof(Startup))]
namespace DotVvmBP
{
    using Owin;
    using System.Web.Hosting;

    public class Startup
    {
        public void Configuration(IAppBuilder app)
        {
            app.UseDotVVM<DotvvmStartup>(HostingEnvironment.ApplicationPhysicalPath,
                HostingEnvironment.IsDevelopmentEnvironment,
                HostingEnvironment.IsDevelopmentEnvironment);
        }
    }
}