asp.net mvc - MVC4 Registering a user with extra details -

i beginer in mvc. want that, user wil have location. want keep locations in seprate table.

the models came are:

location model:

public class location {     [key]     [databasegeneratedattribute(databasegeneratedoption.identity)]     public int locationid { get; set; }     public string address { get; set; }     public string city { get; set; }     public string state { get; set; }     public string postalcode { get; set; } } 

userprofile model:

 public class userprofile {     [key]     [databasegeneratedattribute(databasegeneratedoption.identity)]     public int userid { get; set; }     public string username { get; set; }     public string name { get; set; }      public virtual location location { get; set; }  } 

register model:

 public class registermodel { //attributes username , password , confirmpassword     public string name { get; set; }      public virtual location location { get; set; } } 

register controller :

 public actionresult register(registermodel model)     {         if (modelstate.isvalid)         {             // attempt register user             try             {                  websecurity.createuserandaccount(model.username, model.password, propertyvalues: new { location = new location () , name = model.name });                 websecurity.login(model.username, model.password);                 return redirecttoaction("index", "home");             }             catch (membershipcreateuserexception e)             {                 modelstate.addmodelerror("", errorcodetostring(e.statuscode));             }         }          // if got far, failed, redisplay form         return view(model);     } 

now when try register,

error : no mapping exists object type hirecar2.models.location known managed provider native type.

i have been trying on since noon. can know wrong in above code.