From 8da3f11d434d1d9679aea3ec7d03a63f9a147473 Mon Sep 17 00:00:00 2001
From: celeron533 <zhuyilun8@hotmail.com>
Date: Sat, 14 Dec 2019 22:18:41 +0800
Subject: [PATCH] Give a more user friendly message when plugin program file
 does not exist

---
 shadowsocks-csharp/Controller/Service/Sip003Plugin.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/shadowsocks-csharp/Controller/Service/Sip003Plugin.cs b/shadowsocks-csharp/Controller/Service/Sip003Plugin.cs
index ab6f5f25..48512c03 100644
--- a/shadowsocks-csharp/Controller/Service/Sip003Plugin.cs
+++ b/shadowsocks-csharp/Controller/Service/Sip003Plugin.cs
@@ -94,6 +94,11 @@ namespace Shadowsocks.Controller.Service
                     return false;
                 }
 
+                if (!File.Exists(_pluginProcess.StartInfo.FileName))
+                {
+                    throw new FileNotFoundException(I18N.GetString("Cannot find the plugin program file"), _pluginProcess.StartInfo.FileName);
+                }
+
                 var localPort = GetNextFreeTcpPort();
                 LocalEndPoint = new IPEndPoint(IPAddress.Loopback, localPort);