From 1be19c7f42e3f47a89385f8a6fe18b5150e25249 Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Mon, 5 Apr 2010 19:46:43 +0100
Subject: log exceptions that end up at the top of a asynchronous viewer packet
 method call rather than swallowing them

---
 OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
index 7ccdd58..516c23b 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
@@ -641,7 +641,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                 if (pprocessor.Async)
                 {
                     object obj = new AsyncPacketProcess(this, pprocessor.method, packet);
-                    Util.FireAndForget(ProcessSpecificPacketAsync,obj);
+                    Util.FireAndForget(ProcessSpecificPacketAsync, obj);
                     result = true;
                 }
                 else
@@ -669,7 +669,17 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         public void ProcessSpecificPacketAsync(object state)
         {
             AsyncPacketProcess packetObject = (AsyncPacketProcess)state;
-            packetObject.result = packetObject.Method(packetObject.ClientView, packetObject.Pack);          
+
+            try
+            {
+                packetObject.result = packetObject.Method(packetObject.ClientView, packetObject.Pack);
+            }
+            catch (Exception e)
+            {
+                // Make sure that we see any exception caused by the asynchronous operation.
+                m_log.Error(
+                    string.Format("[LLCLIENTVIEW]: Caught exception while processing {0}", packetObject.Pack), e);
+            }            
         }
 
         #endregion Packet Handling
@@ -11695,4 +11705,4 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             OutPacket(dialog, ThrottleOutPacketType.Task);
         }
     }
-}
\ No newline at end of file
+}
-- 
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