adding some debug statements to try and suss out what's going on

Addresses #505

PepperDashEssentials/ControlSystem.cs

@@ -536,23 +536,31 @@ namespace PepperDash.Essentials
             string logoLight = null;
             string logo = null;
 
-            if (c.Properties["logoDark"] != null)
+            try
             {
-                logoDark = c.Properties["logoDark"].Value<string>("type");
-            }
+                if (c.Properties["logoDark"] != null)
+                {
+                    logoDark = c.Properties["logoDark"].Value<string>("type");
+                }
 
-            if (c.Properties["logoLight"] != null)
+                if (c.Properties["logoLight"] != null)
+                {
+                    logoLight = c.Properties["logoLight"].Value<string>("type");
+                }
+
+                if (c.Properties["logo"] != null)
+                {
+                    logo = c.Properties["logo"].Value<string>("type");
+                }
+
+                return ((logoDark != null && logoDark == "system") ||
+                        (logoLight != null && logoLight == "system") || (logo != null && logo == "system"));
+            }
+            catch (Exception e)
             {
-                logoLight = c.Properties["logoLight"].Value<string>("type");
+                Debug.Console(1, Debug.ErrorLogLevel.Notice, "Unable to find logo information in any room config");
+                return false;
             }
-
-            if (c.Properties["logo"] != null)
-            {
-                logo = c.Properties["logo"].Value<string>("type");
-            }
-
-            return ((logoDark != null && logoDark == "system") ||
-                    (logoLight != null && logoLight == "system") || (logo != null && logo == "system"));
         }
     }
 }

essentials-framework/Essentials Devices Common/Essentials Devices Common/VideoCodec/ZoomRoom/ZoomRoom.cs

@@ -205,7 +205,14 @@ namespace PepperDash.Essentials.Devices.Common.VideoCodec.ZoomRoom
 
         protected Func<string> SelfviewPipPositionFeedbackFunc
         {
-            get { return () => _currentSelfviewPipPosition.Command; }
+            get
+            {
+                return
+                    () =>
+                        _currentSelfviewPipPosition != null
+                            ? _currentSelfviewPipPosition.Command ?? "Unknown"
+                            : "Unknown";
+            }
         }
 
         protected Func<string> LocalLayoutFeedbackFunc
@@ -1373,6 +1380,9 @@ namespace PepperDash.Essentials.Devices.Common.VideoCodec.ZoomRoom
         /// </summary>
         private void UpdateCallStatus()
         {
+            Debug.Console(1, this, "[UpdateCallStatus] Current Call Status: {0}",
+                Status.Call != null ? Status.Call.Sharing.State.ToString() : "no call");
+
             if (Status.Call != null)
             {
                 var callStatus = Status.Call.Status;
@@ -1406,6 +1416,9 @@ namespace PepperDash.Essentials.Devices.Common.VideoCodec.ZoomRoom
 
                         ActiveCalls.Add(newCall);
 
+                        Debug.Console(1, this, "[UpdateCallStatus] Current Call Status: {0}",
+                            Status.Call != null ? Status.Call.Sharing.State.ToString() : "no call");
+
                         OnCallStatusChange(newCall);
                     }
                 }
@@ -1423,6 +1436,9 @@ namespace PepperDash.Essentials.Devices.Common.VideoCodec.ZoomRoom
                             break;
                     }
 
+                    Debug.Console(1, this, "[UpdateCallStatus] Current Call Status: {0}",
+                        Status.Call != null ? Status.Call.Sharing.State.ToString() : "no call");
+
                     OnCallStatusChange(existingCall);
                 }
             }
@@ -1460,6 +1476,9 @@ namespace PepperDash.Essentials.Devices.Common.VideoCodec.ZoomRoom
         {
             base.OnCallStatusChange(item);
 
+            Debug.Console(1, this, "[OnCallStatusChange] Current Call Status: {0}",
+                Status.Call != null ? Status.Call.Sharing.State.ToString() : "no call");
+
             if (_props.AutoDefaultLayouts)
             {
                 SetLayout();