From d8acc4af2fa8158dba51d69f9e6797bc4a973458 Mon Sep 17 00:00:00 2001
From: Erik Narhi <Erik.Narhi@burohappold.com>
Date: Thu, 30 Jul 2026 09:49:01 -0700
Subject: [PATCH] Updated connector query to fallback to max distance if
 connector has no .Origin

---
 Revit_Core_Engine/Query/Connectors.cs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Revit_Core_Engine/Query/Connectors.cs b/Revit_Core_Engine/Query/Connectors.cs
index 280c06e41..c697c794b 100644
--- a/Revit_Core_Engine/Query/Connectors.cs
+++ b/Revit_Core_Engine/Query/Connectors.cs
@@ -58,7 +58,12 @@ private static List<Connector> SortedConnectors(this MEPCurve mepCurve)
             foreach (Connector conn in connSet)
                 connList.Add(conn);
 
-            connList = connList.OrderBy(x => x.Origin.DistanceTo(startPoint)).ToList();
+            // Order by distance from the start point. Logical connectors have no Origin, so they are sorted to the end rather than crashing the query.
+            connList = connList.OrderBy(x =>
+            {
+                try { return x.Origin.DistanceTo(startPoint); }
+                catch { return double.MaxValue; }
+            }).ToList();
 
             return connList;
         }