protected void btnaddcat_Click(object sender, EventArgs e) { if (txtaddcat.Text == "") { showlbl.Text = "Please Enter Category Name"; } else { p.addcat = txtaddcat.Text; int count = obj.count(p); if (count > 0) { showlbl.Text = "The Category Already Exits"; } else { p.CatName = txtaddcat.Text; bool b = obj.bll_insert(p); if (b == true) { showlbl.Text = "Insert Successfully"; } else { showlbl.Text = "not Insert Successfully"; } // Response.Redirect(Request.Url.AbsoluteUri); // creating problem in ajax } } }