Error:cannot convert from 'string' to 'system.io.textwriter'

See more:

C#

MVC4

public ActionResult TestEmailTemplate()
      {
          return View();
      }

      [HttpPost]
      public ActionResult TestEmailTemplate(string fortest)
      {
          ParsingTemplate();
          return View();
      }

      private void ParsingTemplate()
      {

          string templateFilePath = System.Web.HttpContext.Current.Server.MapPath("~/EmailTemplates/EmailTemplateTest.html");
          var templateAsString = System.IO.File.ReadAllText(templateFilePath);

          var myViewModel = new TestEmailTemplateViewModel
          {
              UserFullName = "Mohamed Nady",
              UserName = "NADY",
              SiteUrl = "http://www.mohnady.com",
              RegDate = DateTime.Now.ToString()
          };

          var body = RazorEngine.Engine.Razor.RunCompile(templateAsString, "templateKey", typeof(TestEmailTemplateViewModel), myViewModel);

          SendEmail("naadydev@gmail.com", "m.nady@najran.gov.sa", "testEmail", body);
      }

      private void SendEmail(string from, string to, string subject, string body)
      {
          // Sending .net Email Code
      }

What I have tried:

hi frnds,

i am trying Asp.Net MVC Razor Email Template..i have give above my code.in that I am getting 3 Error.
1.cannot convert from 'string' to 'System.IO.TextWriter'
2. cannot convert from 'string' to 'RazorEngine.Templating.ITemplateKey'
3.Error:The best overloaded method match for 'RazorEngine.Templating.IRazorEngineService.RunCompile(RazorEngine.Templating.ITemplateKey, System.IO.TextWriter, System.Type, object, RazorEngine.Templating.DynamicViewBag)' has some invalid arguments


And,am getting Error This Line itself
var body = RazorEngine.Engine.Razor.RunCompile(templateAsString, "templateKey", typeof(TestEmailTemplateViewModel), myViewModel);


Please help me For this