From 8edc801903bbc41e8afe88d78f7f6e1eec3fd303 Mon Sep 17 00:00:00 2001
From: Joshua Thome <joshpthome@gmail.com>
Date: Sat, 22 Feb 2025 11:04:56 -0600
Subject: [PATCH] Fix error when single light sensor has no sector

---
 NewHorizons/Builder/Props/DetailBuilder.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/NewHorizons/Builder/Props/DetailBuilder.cs b/NewHorizons/Builder/Props/DetailBuilder.cs
index 022acd74..825af0c1 100644
--- a/NewHorizons/Builder/Props/DetailBuilder.cs
+++ b/NewHorizons/Builder/Props/DetailBuilder.cs
@@ -356,7 +356,10 @@ namespace NewHorizons.Builder.Props
                     singleLightSensor._sector.OnSectorOccupantsUpdated -= singleLightSensor.OnSectorOccupantsUpdated;
                 }
                 singleLightSensor._sector = sector;
-                singleLightSensor._sector.OnSectorOccupantsUpdated += singleLightSensor.OnSectorOccupantsUpdated;
+                if (singleLightSensor._sector != null)
+                {
+                    singleLightSensor._sector.OnSectorOccupantsUpdated += singleLightSensor.OnSectorOccupantsUpdated;
+                }
             }
         }