From 05626ca0fe5446efb2b17dfc33e931c57c7d7a0f Mon Sep 17 00:00:00 2001
From: Darien Raymond <admin@v2ray.com>
Date: Sun, 5 Feb 2017 08:38:25 +0100
Subject: [PATCH] check if hub is initialized.

---
 app/proxyman/inbound/worker.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/app/proxyman/inbound/worker.go b/app/proxyman/inbound/worker.go
index 90685d696..3dc59c4dd 100644
--- a/app/proxyman/inbound/worker.go
+++ b/app/proxyman/inbound/worker.go
@@ -245,8 +245,10 @@ func (w *udpWorker) Start() error {
 }
 
 func (w *udpWorker) Close() {
-	w.hub.Close()
-	w.cancel()
+	if w.hub != nil {
+		w.hub.Close()
+		w.cancel()
+	}
 }
 
 func (w *udpWorker) monitor() {