From 3283c93857c791ee41f1e187157dea86ecf77968 Mon Sep 17 00:00:00 2001
From: kimw <1@kimwong.me>
Date: Sat, 22 Aug 2015 12:26:26 +0800
Subject: [PATCH] fix: auto detected `user-rule.txt`'s change while no
 `gfwlist.txt` file, the application crashs.

---
 shadowsocks-csharp/Controller/ShadowsocksController.cs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/shadowsocks-csharp/Controller/ShadowsocksController.cs b/shadowsocks-csharp/Controller/ShadowsocksController.cs
index 87496199..263852a0 100755
--- a/shadowsocks-csharp/Controller/ShadowsocksController.cs
+++ b/shadowsocks-csharp/Controller/ShadowsocksController.cs
@@ -414,7 +414,12 @@ namespace Shadowsocks.Controller
             //UpdatePACFromGFWList();  // TODO: code like this temporary
             //try
             //{
-            List<string> lines = GFWListUpdater.ParseResult(File.ReadAllText(Utils.GetTempPath() + "\\gfwlist.txt"));
+                if (!File.Exists(Utils.GetTempPath() + "\\gfwlist.txt"))
+                {
+                    UpdatePACFromGFWList();
+                    return;
+                }
+                List<string> lines = GFWListUpdater.ParseResult(File.ReadAllText(Utils.GetTempPath() + "\\gfwlist.txt"));
                 if (File.Exists(PACServer.USER_RULE_FILE))
                 {
                     string local = File.ReadAllText(PACServer.USER_RULE_FILE, Encoding.UTF8);