public ActionResult <string> ProxyCheck(string host, string port) { try { ProxyChecker proxyChecker = new ProxyChecker(host, port); return(proxyChecker.Check()); } catch (Exception e) { if (e.InnerException != null) { FileHelper.WriteToLog(e.Message + " " + e.InnerException.Message, ""); } else { FileHelper.WriteToLog(e.Message, ""); } } return("Proxy is not available!"); }