Oops. Forgot a try-catch on the last commit.

OpenSim/Framework/HGNetworkServersInfo.cs

@@ -83,8 +83,12 @@ namespace OpenSim.Framework
         public static string ServerURI(string uri)
         {
             // Get rid of eventual slashes at the end
-            if (uri.EndsWith("/"))
-                uri = uri.Substring(0, uri.Length - 1);
+            try
+            {
+                if (uri.EndsWith("/"))
+                    uri = uri.Substring(0, uri.Length - 1);
+            }
+            catch { }
 
             IPAddress ipaddr1 = null;
             string port1 = "";