diff --git a/shadowsocks-csharp/Controller/I18N.cs b/shadowsocks-csharp/Controller/I18N.cs
index af49e36c..b298ae0c 100755
--- a/shadowsocks-csharp/Controller/I18N.cs
+++ b/shadowsocks-csharp/Controller/I18N.cs
@@ -21,7 +21,7 @@ namespace Shadowsocks.Controller
                     string line;
                     while ((line = sr.ReadLine()) != null)
                     {
-                        if (line[0] == '#')
+                        if (line == "" || line[0] == '#')
                             continue;
 
                         var pos = line.IndexOf('=');