From fff468dcfe1dcca005a01f6370f1cd967f9c589a Mon Sep 17 00:00:00 2001
From: MW
Date: Sat, 1 Dec 2007 16:40:26 +0000
Subject: Attempt to fix mantis issue # 65, seems like it is a race condition
 between two regions trying to add a user to the AssetTransactionManager at
 the same time. So have placed a lock around the Dictionary add.

---
 .../Framework/Communications/Cache/AssetTransactionManager.cs | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

(limited to 'OpenSim/Framework/Communications/Cache')

diff --git a/OpenSim/Framework/Communications/Cache/AssetTransactionManager.cs b/OpenSim/Framework/Communications/Cache/AssetTransactionManager.cs
index 55b255a..cbf63ca 100644
--- a/OpenSim/Framework/Communications/Cache/AssetTransactionManager.cs
+++ b/OpenSim/Framework/Communications/Cache/AssetTransactionManager.cs
@@ -49,11 +49,14 @@ namespace OpenSim.Framework.Communications.Cache
         // Methods
         public AgentAssetTransactions AddUser(LLUUID userID)
         {
-            if (!AgentTransactions.ContainsKey(userID))
+            lock (AgentTransactions)
             {
-                AgentAssetTransactions transactions = new AgentAssetTransactions(userID, this, m_dumpAssetsToFile);
-                AgentTransactions.Add(userID, transactions);
-                return transactions;
+                if (!AgentTransactions.ContainsKey(userID))
+                {
+                    AgentAssetTransactions transactions = new AgentAssetTransactions(userID, this, m_dumpAssetsToFile);
+                    AgentTransactions.Add(userID, transactions);
+                    return transactions;
+                }
             }
             return null;
         }
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