I am using C# in Visual Studio 2012. Anytime I drag an Entity onto the design surface and define its scalar properties, the compiler complains" the members have been defined more than once". I...

public static Employee CreateEmployee(int id, string firstName, string title, System.DateTime dateOfBirth, string userName, string password)
{
  Employee employee = new Employee();
  employee.Id = id;
  employee.FirstName = firstName;
  employee.Title = title;
  employee.DateOfBirth = dateOfBirth;
  employee.UserName = userName;
  employee.Password = password;
  return employee;
}