From 041059210caa56127514d979f211a2159f722f02 Mon Sep 17 00:00:00 2001
From: Andrew Welker <awelker@peppedash.com>
Date: Mon, 31 Mar 2025 12:53:44 -0500
Subject: [PATCH] fix: add null check for room before adding to DevManager

---
 src/PepperDash.Essentials/ControlSystem.cs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/PepperDash.Essentials/ControlSystem.cs b/src/PepperDash.Essentials/ControlSystem.cs
index 7a32a459..936255a3 100644
--- a/src/PepperDash.Essentials/ControlSystem.cs
+++ b/src/PepperDash.Essentials/ControlSystem.cs
@@ -483,11 +483,13 @@ namespace PepperDash.Essentials
                 {
                     var room = Core.DeviceFactory.GetDevice(roomConfig);
 
-                    DeviceManager.AddDevice(room);
-                    if (room is ICustomMobileControl)
+                    if(room == null)
                     {
+                        Debug.LogWarning("ERROR: Cannot load unknown room type '{roomType:l}', key '{roomKey:l}'.", roomConfig.Type, roomConfig.Key);
                         continue;
                     }
+
+                    DeviceManager.AddDevice(room);
                 } catch (Exception ex)
                 {
                     Debug.LogMessage(ex, "Exception loading room {roomKey}:{roomType}", null, roomConfig.Key, roomConfig.Type);