diff --git a/shadowsocks-csharp/Model/Server.cs b/shadowsocks-csharp/Model/Server.cs
index b5f8eba7..4e6a66cf 100755
--- a/shadowsocks-csharp/Model/Server.cs
+++ b/shadowsocks-csharp/Model/Server.cs
@@ -113,7 +113,7 @@ namespace Shadowsocks.Model
 
         public static List<Server> GetServers(string ssURL)
         {
-            var serverUrls = ssURL.Split('\r', '\n');
+            var serverUrls = ssURL.Split('\r', '\n', ' ');
 
             List<Server> servers = new List<Server>();
             foreach (string serverUrl in serverUrls)
diff --git a/shadowsocks-csharp/View/ConfigForm.cs b/shadowsocks-csharp/View/ConfigForm.cs
index ac582814..ca82aad6 100755
--- a/shadowsocks-csharp/View/ConfigForm.cs
+++ b/shadowsocks-csharp/View/ConfigForm.cs
@@ -228,7 +228,7 @@ namespace Shadowsocks.View
                 ServersListBox.SelectedIndex = _lastSelectedIndex;
                 return;
             }
-            if (_lastSelectedIndex >= 0)
+            if (_lastSelectedIndex >= 0 && _lastSelectedIndex < _modifiedConfiguration.configs.Count)
             {
                 ServersListBox.Items[_lastSelectedIndex] = _modifiedConfiguration.configs[_lastSelectedIndex].FriendlyName();
             }