From e021d5a56b479d516469673a2fa334a98fe3098c Mon Sep 17 00:00:00 2001
From: Christian Kratky <christian.kratky@googlemail.com>
Date: Fri, 28 Jul 2017 22:18:39 +0200
Subject: [PATCH] Handle exceptions whicha re thrown while processing
 application messages.

---
 MQTTnet.Core/Client/MqttClient.cs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/MQTTnet.Core/Client/MqttClient.cs b/MQTTnet.Core/Client/MqttClient.cs
index df3c61f..3cec8d8 100644
--- a/MQTTnet.Core/Client/MqttClient.cs
+++ b/MQTTnet.Core/Client/MqttClient.cs
@@ -238,7 +238,15 @@ namespace MQTTnet.Core.Client
             }
 
             var applicationMessage = publishPacket.ToApplicationMessage();
-            ApplicationMessageReceived?.Invoke(this, new MqttApplicationMessageReceivedEventArgs(applicationMessage));
+
+            try
+            {
+                ApplicationMessageReceived?.Invoke(this, new MqttApplicationMessageReceivedEventArgs(applicationMessage));
+            }
+            catch (Exception exception)
+            {
+                MqttTrace.Error(nameof(MqttClient), exception, "Unhandled exception while handling application message.");    
+            }
         }
 
         private Task ProcessReceivedPublishPacket(MqttPublishPacket publishPacket)