protected void Button1_Click1(object sender, EventArgs e) { try { string DBHost = "127.0.0.1"; string DBName = "base"; string DBUserName = "******"; string DBPassword = "******"; string Conn_String = "server=" + DBHost + ";uid=" + DBUserName + ";password="******";database=" + DBName + ";"; MySqlConnection Conn = new MySqlConnection(Conn_String); Conn.Open(); name = DropDownList1.Text; topic = TextBox2.Text; dat = TextBox3.ToString(); MySqlCommand cmd; cmd = new MySqlCommand("insert into preacher(name,date,topic) values('" + DropDownList1.Text + "','" + TextBox3.Text + "','" + TextBox2.Text + "')", Conn); cmd.ExecuteNonQuery(); Conn.Close(); } catch (Exception ex) { Label1.Text = ex.ToString(); } Calendar1.Visible = false; }