protected void BtnLogin_Click(object sender, EventArgs e) { User user = new User(); user = user.GetActiveUser(txtBoxUsername.Text.Trim(), txtBoxPassword.Text.Trim()); if (user != null) { Session["UserId"] = user.Id; Session["RoleId"] = user.RoleId; Session["DepartmentId"] = user.DepartmentId; labelError.Visible = false; //Server.Transfer("Default.aspx", false); Response.Redirect("Dashboard.aspx", true); } else { labelError.Text = "Login Failed. Please check your username or/and password."; labelError.Visible = true; } }