public void CreateStudentUser(string username, string password, string email, string teacherName) { _userRepository.CreateStudentUser(username, email, password, teacherName); var guidstring = _userRepository.GetGuid(username); var request = HttpContext.Current.Request; var appUrl = HttpRuntime.AppDomainAppVirtualPath; if (appUrl != "/") { appUrl += "/"; } var baseUrl = string.Format("{0}://{1}{2}", request.Url.Scheme, request.Url.Authority, appUrl); string body = "Click the link to confirm the mail:\n"; MailHelper.SendMail(new List <string>() { email }, "*****@*****.**", "Confirmation mail", body + baseUrl + "Account/ConfirmRegistration?GUID=" + guidstring); }