protected void btnLogin_Click(object sender, EventArgs e) { using (var db = new bigshopeEntities()) { var query = db.loginCustomer(tbUser.Text, EncDec.Encrypt(tbPassword.Text)).ToList(); if (query.Count > 0) { Session["customer_id"] = query[0].customer_id; Session["email"] = query[0].customer_email; Session.Timeout = 720; Response.Redirect("profile.aspx"); } else { lblLoginStatus.Text = "Invalid username or password"; } } }