From 4b1ecc90fcb1e577d1f02f40fac1e53c66c63496 Mon Sep 17 00:00:00 2001
From: UbitUmarov
Date: Sat, 5 Sep 2015 21:23:22 +0100
Subject: fix modifing m_threads on a foreach scanning it

---
 OpenSim/Framework/Monitoring/Watchdog.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'OpenSim/Framework/Monitoring/Watchdog.cs')

diff --git a/OpenSim/Framework/Monitoring/Watchdog.cs b/OpenSim/Framework/Monitoring/Watchdog.cs
index 0cab427..4485a9c 100644
--- a/OpenSim/Framework/Monitoring/Watchdog.cs
+++ b/OpenSim/Framework/Monitoring/Watchdog.cs
@@ -335,7 +335,9 @@ namespace OpenSim.Framework.Monitoring
 
                 lock (m_threads)
                 {
-                    foreach (ThreadWatchdogInfo threadInfo in m_threads.Values)
+                    // get a copy since we may change m_threads
+                    List<ThreadWatchdogInfo> threadsInfo = m_threads.Values.ToList();
+                    foreach (ThreadWatchdogInfo threadInfo in threadsInfo)
                     {
                         if (threadInfo.Thread.ThreadState == ThreadState.Stopped)
                         {
-- 
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