private void Button_AddSales_Click(object sender, EventArgs e) { try { byte[] data = AppUtility.StringToByte("{\"user_id\":\"" + User_Textbox.Text + "\",\"pass_id\":\"" + Pass_Textbox.Text + "\",\"fullname\":\"" + SalesName_Textbox.Text + "\",\"region_name\":\"" + list_region_acc.Substring(0, list_region_acc.Length - 1) + "\",\"phone\":\"" + PH_Textbox.Text + "\",\"user_roles\":\"3\",\"segment\":\"" + Segment_list_Label.Text.Substring(0, Segment_list_Label.Text.Length - 1) + "\"}"); SimpleREST rest = new SimpleREST("http://ultimindserver.mywire.org:3000/register/user"); rest.RequestAsync(data, delegate(bool status, string message, StreamReader reader) { if (status) { if (reader != null) { string output = reader.ReadToEnd(); if (!string.IsNullOrEmpty(output)) { MessageBox.Show(output); } } else { if (reader != null) { string output = reader.ReadToEnd(); MessageBox.Show(output); } } this.Close(); } }, "Content-Type", "application/json"); } catch (Exception) { PicBox_Validation.Visible = true; } }