From a2023a72bc76c0cb63d141efba2faa148bce0206 Mon Sep 17 00:00:00 2001
From: kike-garbo <kike.garbo@gmail.com>
Date: Thu, 2 Jan 2025 21:05:04 +0100
Subject: [PATCH] Fix on 'Host Objects' component. When no points are passed in
 but creases.

---
 src/RhinoInside.Revit.GH/Types/HostObjects/HostObject.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/RhinoInside.Revit.GH/Types/HostObjects/HostObject.cs b/src/RhinoInside.Revit.GH/Types/HostObjects/HostObject.cs
index 3b2d4e055..c539ff6c2 100644
--- a/src/RhinoInside.Revit.GH/Types/HostObjects/HostObject.cs
+++ b/src/RhinoInside.Revit.GH/Types/HostObjects/HostObject.cs
@@ -97,7 +97,7 @@ internal bool SetSlabShape(IList<Point3d> points, IList<Line> creases, out IList
           var bbox = BoundingBox;
           var elevation = GeometryEncoder.ToInternalLength(bbox.Max.Z);
 
-          var vertices = new Dictionary<Point3d, ARDB.SlabShapeVertex>(shape.SlabShapeVertices.Size + points.Count);
+          var vertices = new Dictionary<Point3d, ARDB.SlabShapeVertex>(shape.SlabShapeVertices.Size + (points?.Count ?? 0) + (creases?.Count ?? 0));
           ARDB.SlabShapeVertex AddVertex(Point3d point)
           {
             var x = GeometryEncoder.ToInternalLength(point.X);