From 60550caf9917367ddb473e3b9e4df4b7ff3aaf2c Mon Sep 17 00:00:00 2001
From: Andrew Welker <awelker@pepperdash.com>
Date: Fri, 11 Apr 2025 13:26:01 -0500
Subject: [PATCH] fix: add lock for threadsafety

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
---
 .../Monitoring/GenericCommunicationMonitor.cs         | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/PepperDash.Essentials.Core/Monitoring/GenericCommunicationMonitor.cs b/src/PepperDash.Essentials.Core/Monitoring/GenericCommunicationMonitor.cs
index 5bc505e2..d012ff2c 100644
--- a/src/PepperDash.Essentials.Core/Monitoring/GenericCommunicationMonitor.cs
+++ b/src/PepperDash.Essentials.Core/Monitoring/GenericCommunicationMonitor.cs
@@ -201,12 +201,15 @@ namespace PepperDash.Essentials.Core
 
         private void BeginPolling()
         {
-            if(PollTimer != null)
+            lock (_pollTimerLock)
             {
-                return;
-            }
+                if (PollTimer != null)
+                {
+                    return;
+                }
 
-            PollTimer = new Timer(o => Poll(), null, 0, PollTime);
+                PollTimer = new Timer(o => Poll(), null, 0, PollTime);
+            }
         }
 
         /// <summary>