Page is not loading after button click.

Hi All,

I am developing a ASP.NET website, where in a found this wierd problem,

after save button click all class level variables are initialised ,but Page_Load Event is not triggering after that am gettin "Page Not Found" Error.

Any Suggestion would be of great help.

Thanks

public partial class Add_Employees : System.Web.UI.Page
    {
        EmpDetails objEmpDetails = new EmpDetails();
        EmpDetailsBAL objEmpdetailsBAL = new EmpDetailsBAL();

        //List<string> Users = new List<string>();
        protected void Page_Load(object sender, EventArgs e)
        {

        }
}
 protected void btnAddGenSave_Click(object sender, EventArgs e)
{

}

Arjun