client exception handle

SocketStudy/PComm/PClient.cs

@@ -62,6 +62,8 @@ namespace PComm
 			if (socket == null || !socket.Connected)
 				socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
 
+			try
+			{
 				socket.Connect(this.EndPoint);
 
 				// send ID
@@ -69,6 +71,14 @@ namespace PComm
 
 				socket.BeginReceive(new byte[] { 0 }, 0, 0, 0, AcceptCallback, null);
 			}
+			catch(Exception ex)
+			{
+				Debug.WriteLine($"[ERROR] Socket connect fail({this.EndPoint.ToString()}): {ex.Message}");
+				PFileManager.Instance.WriteLog($"[ERROR] Socket connect fail({this.EndPoint.ToString()}): {ex.Message}");
+
+				Connect();
+			}
+		}
 
 		private int SendToSocket(byte[] buffer)
 		{