protected void Button7_Click(object sender, EventArgs e) { dbConnect db = new dbConnect(); string RoomID = Session["RoomID"].ToString(); string qry = "update Room set RoomNO='" + txtRoomNo.Text + "',roomType='" + txtRoomtype.Text + "',floor_num='" + txtfloorNo.Text + "' where RoomID='"+RoomID+"'"; bool conf = db.insert(qry); if (conf == true) { LblMsg.Text = "successful"; } else { LblMsg.Text = "unSuccessful"; } }