From 9cb5db362123dda7d10ce2500926e2d3db9765f9 Mon Sep 17 00:00:00 2001
From: John Hurliman <jhurliman@jhurliman.org>
Date: Tue, 6 Oct 2009 15:08:09 -0700
Subject: [PATCH] Applying the real fix (thank you for tracking that MSDN doc
 down Melanie)

---
 .../ClientStack/LindenUDP/UnackedPacketCollection.cs  | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/OpenSim/Region/ClientStack/LindenUDP/UnackedPacketCollection.cs b/OpenSim/Region/ClientStack/LindenUDP/UnackedPacketCollection.cs
index 39882fb294..195ca57b9e 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/UnackedPacketCollection.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/UnackedPacketCollection.cs
@@ -111,12 +111,13 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         {
             lock (SyncRoot)
             {
-                OutgoingPacket p;
-
                 using (SortedDictionary<uint, OutgoingPacket>.ValueCollection.Enumerator e = packets.Values.GetEnumerator())
-                    p = e.Current;
-
-                return p;
+                {
+                    if (e.MoveNext())
+                        return e.Current;
+                    else
+                        return null;
+                }
             }
         }