esc-337, found errant timer resets on comm monitor and Sammy display

Essentials Core/PepperDashEssentialsBase/Devices/DeviceJsonApi.cs

@@ -235,12 +235,23 @@ namespace PepperDash.Essentials.Core
 		public PropertyInfo PropInfo { get; private set; }
 		public string Name { get { return PropInfo.Name; } }
 		public string Type { get { return PropInfo.PropertyType.Name; } }
-        public string Value { get {
+        public string Value { get 
+        {
             if (PropInfo.CanRead)
-                return PropInfo.GetValue(Parent, null).ToString();
+            {
+                try
+                {
+                    return PropInfo.GetValue(Parent, null).ToString();
+                }
+                catch (Exception)
+                {
+                    return null;
+                }
+            }
             else
-                return "-";
+                return null;    
         } }
+
         public bool CanRead { get { return PropInfo.CanRead; } }
         public bool CanWrite { get { return PropInfo.CanWrite; } }
 

Essentials Core/PepperDashEssentialsBase/Monitoring/GenericCommunicationMonitor.cs

@@ -104,7 +104,7 @@ namespace PepperDash.Essentials.Core
 		void Client_BytesReceived(object sender, GenericCommMethodReceiveBytesArgs e)
 		{
 			Status = MonitorStatus.IsOk;
-			StopErrorTimers();
+			ResetErrorTimers();
 		}
 
 		void Poll()

Essentials Core/PepperDashEssentialsBase/Monitoring/StatusMonitorBase.cs

@@ -102,17 +102,12 @@ namespace PepperDash.Essentials.Core
 			ErrorTimer = null;
 		}
 
-        public void ResetErrorTimers()
+        protected void ResetErrorTimers()
         {
             if(WarningTimer != null)
                 WarningTimer.Reset(WarningTime, WarningTime);
             if(ErrorTimer != null)
                 ErrorTimer.Reset(ErrorTime, ErrorTime);
         }
-
-        public void PrintStatus()
-        {
-            CrestronConsole.PrintLine("Status={0}", Status);
-        }
 	}
 }