private void button1_Click(object sender, EventArgs e) { System.Net.NetworkCredential cr = new System.Net.NetworkCredential("moviedo", "3"); System.Net.WebProxy pr = new System.Net.WebProxy("127.0.1.2", 80); gastosWs.SingleService2 svc = new WebService_Secure.gastosWs.SingleService2(); string list; svc.Credentials = cr; //svc.Proxy = pr; try { // list = svc.GetServicesList("", false); using (gastosWs.SingleService2 wService = new gastosWs.SingleService2()) { wService.Credentials = cr; wService.Url = "http://katy.sytes.net/gastosws/SingleService.asmx"; list = wService.GetServicesList("", true); } MessageBox.Show(list); } catch (Exception ex) { MessageBox.Show(Fwk.Exceptions.ExceptionHelper.GetAllMessageException(ex)); } }