diff --git a/agent/MTConnect.NET-Agent/README.md b/agent/MTConnect.NET-Agent/README.md
index 93689a76..d4635813 100644
--- a/agent/MTConnect.NET-Agent/README.md
+++ b/agent/MTConnect.NET-Agent/README.md
@@ -130,11 +130,15 @@ More information about [Configurations](https://github.com/TrakHound/MTConnect.N
 # - Device Configuration -
 devices: devices
 
+# - Processors -
+processors:
+- python: # - Add Python Processor
+    directory: processors
+
 # - Modules -
-- modules:
+modules:
   
-  # - Add HTTP Server module
-  - http-server:
+- http-server: # - Add HTTP Server module
     hostname: localhost
     port: 7878
     allowPut: true
@@ -145,37 +149,33 @@ devices: devices
     - br
     files:
     - path: schemas
-      location: schemas
+    location: schemas
     - path: styles
-      location: styles
+    location: styles
     - path: styles/favicon.ico
-      location: favicon.ico
-
-  # - Add MQTT Relay module
-  - mqtt2-relay:
-      server: localhost
-      port: 1883
-      currentInterval: 5000
-      sampleInterval: 500
-
-  # - Add SHDR Adapter module for Device = M12346 and Port = 7878
-  - shdr-adapter:
-      deviceKey: M12346
-      hostname: localhost
-      port: 7878
-
-  # - Add SHDR Adapter module for Device = OKUMA-Lathe and Port = 7879
-  - shdr-adapter:
-      deviceKey: OKUMA-Lathe
-      hostname: localhost
-      port: 7879
-
-  # - Add MQTT Adapter module for Device = M12346 and Topic = cnc-01
-  - mqtt-adapter:
-      deviceKey: M12346
-      server: localhost
-      port: 1883
-      topic: cnc-01
+    location: favicon.ico
+
+- mqtt2-relay: # - Add MQTT Relay module
+    server: localhost
+    port: 1883
+    currentInterval: 5000
+    sampleInterval: 500
+
+- shdr-adapter: # - Add SHDR Adapter module for Device = M12346 and Port = 7878
+    deviceKey: M12346
+    hostname: localhost
+    port: 7878
+
+- shdr-adapter: # - Add SHDR Adapter module for Device = OKUMA-Lathe and Port = 7879
+    deviceKey: OKUMA-Lathe
+    hostname: localhost
+    port: 7879
+
+- mqtt-adapter: # - Add MQTT Adapter module for Device = M12346 and Topic = cnc-01
+    deviceKey: M12346
+    server: localhost
+    port: 1883
+    topic: cnc-01
 
 
 # The maximum number of Observations the agent can hold in its buffer
diff --git a/agent/Modules/MTConnect.NET-AgentModule-HttpAdapter/README.md b/agent/Modules/MTConnect.NET-AgentModule-HttpAdapter/README.md
index 2d9328fa..50972cb4 100644
--- a/agent/Modules/MTConnect.NET-AgentModule-HttpAdapter/README.md
+++ b/agent/Modules/MTConnect.NET-AgentModule-HttpAdapter/README.md
@@ -9,7 +9,7 @@ This Agent Module implements an adapter to read from other MTConnect Agents usin
 ```yaml
 - http-adapter:
     address: localhost
-    port: 5001
+    port: 5000
     deviceKey: M12346
     interval: 100
 ```
diff --git a/agent/Modules/MTConnect.NET-AgentModule-HttpServer/README.md b/agent/Modules/MTConnect.NET-AgentModule-HttpServer/README.md
index 0e0e1ac6..0a8826b4 100644
--- a/agent/Modules/MTConnect.NET-AgentModule-HttpServer/README.md
+++ b/agent/Modules/MTConnect.NET-AgentModule-HttpServer/README.md
@@ -9,7 +9,7 @@ This Agent Module implements the MTConnect REST Protocol
 ```yaml
  - http-server:
     hostname: localhost
-    port: 7878
+    port: 5000
     allowPut: true
     indentOutput: true
     documentFormat: xml
diff --git a/agent/Modules/MTConnect.NET-AgentModule-MqttRelay/Module.cs b/agent/Modules/MTConnect.NET-AgentModule-MqttRelay/Module.cs
index 314c368d..67f530ad 100644
--- a/agent/Modules/MTConnect.NET-AgentModule-MqttRelay/Module.cs
+++ b/agent/Modules/MTConnect.NET-AgentModule-MqttRelay/Module.cs
@@ -134,8 +134,6 @@ private async Task Worker()
 
                         Log(Logging.MTConnectLogLevel.Information, $"MQTT Relay Connected to External Broker ({_configuration.Server}:{_configuration.Port})");
 
-                        //if (Connected != null) Connected.Invoke(this, new EventArgs());
-
                         _server.Start();
 
                         while (!_stop.Token.IsCancellationRequested && _mqttClient.IsConnected)
@@ -146,11 +144,9 @@ private async Task Worker()
                     catch (Exception ex)
                     {
                         Log(Logging.MTConnectLogLevel.Warning, $"MQTT Relay Connection Error : {ex.Message}");
-                        //if (ConnectionError != null) ConnectionError.Invoke(this, ex);
                     }
 
                     Log(Logging.MTConnectLogLevel.Information, $"MQTT Relay Disconnected from External Broker ({_configuration.Server}:{_configuration.Port})");
-                    //if (Disconnected != null) Disconnected.Invoke(this, new EventArgs());
 
                     await Task.Delay(_configuration.ReconnectInterval, _stop.Token);
                 }
@@ -220,7 +216,7 @@ private async void SampleReceived(IDevice device, IStreamsResponseOutputDocument
                     var topic = $"{_configuration.TopicPrefix}/{device.Uuid}/{_configuration.SampleTopic}";
 
                     var message = new MqttApplicationMessage();
-                    message.Retain = true;
+                    //message.Retain = true;
                     message.Topic = topic;
                     message.QualityOfServiceLevel = MQTTnet.Protocol.MqttQualityOfServiceLevel.AtLeastOnce;
                     message.Payload = formatResult.Content;
diff --git a/libraries/MTConnect.NET-SHDR/Shdr/ShdrClient.cs b/libraries/MTConnect.NET-SHDR/Shdr/ShdrClient.cs
index 07117c4d..c5cb8951 100644
--- a/libraries/MTConnect.NET-SHDR/Shdr/ShdrClient.cs
+++ b/libraries/MTConnect.NET-SHDR/Shdr/ShdrClient.cs
@@ -636,7 +636,7 @@ private static string GetDataItemKey(string line)
                 var x = ShdrLine.GetNextSegment(line);
                 var y = ShdrLine.GetNextValue(x);
 
-                if (y.Contains(":"))
+                if (y != null && y.Contains(":"))
                 {
                     var i = y.IndexOf(':');
                     y = y.Substring(i + 1);