P2T Exception: System.NullReferenceException: Object reference not set to an instance of an object
  at PrimitivesPro.ThirdParty.P2T.DTSweep.FlipEdgeEvent (PrimitivesPro.ThirdParty.P2T.DTSweepContext tcx, PrimitivesPro.ThirdParty.P2T.TriangulationPoint ep, PrimitivesPro.ThirdParty.P2T.TriangulationPoint eq, PrimitivesPro.ThirdParty.P2T.DelaunayTriangle t, PrimitivesPro.ThirdParty.P2T.TriangulationPoint p) [0x00000] in <filename unknown>:0
  at PrimitivesPro.ThirdParty.P2T.DTSweep.FlipEdgeEvent (PrimitivesPro.ThirdParty.P2T.DTSweepContext tcx, PrimitivesPro.ThirdParty.P2T.TriangulationPoint ep, PrimitivesPro.ThirdParty.P2T.TriangulationPoint eq, PrimitivesPro.ThirdParty.P2T.DelaunayTriangle t, PrimitivesPro.ThirdParty.P2T.TriangulationPoint p) [0x00000] in <filename unknown>:0
  at PrimitivesPro.ThirdParty.P2T.DTSweep.EdgeEvent (PrimitivesPro.ThirdParty.P2T.DTSweepContext tcx, PrimitivesPro.ThirdParty.P2T.TriangulationPoint ep, PrimitivesPro.ThirdParty.P2T.TriangulationPoint eq, PrimitivesPro.ThirdParty.P2T.DelaunayTriangle triangle, PrimitivesPro.ThirdParty.P2T.TriangulationPoint point) [0x00000] in <filename unknown>:0
  at PrimitivesPro.ThirdParty.P2T.DTSweep.EdgeEvent (PrimitivesPro.ThirdParty.P2T.DTSweepContext tcx, PrimitivesPro.ThirdParty.P2T.TriangulationPoint ep, PrimitivesPro.ThirdParty.P2T.TriangulationPoint eq, PrimitivesPro.ThirdParty.P2T.DelaunayTriangle triangle, PrimitivesPro.ThirdParty.P2T.TriangulationPoint point) [0x00000] in <filename unknown>:0
  at PrimitivesPro.ThirdParty.P2T.DTSweep.EdgeEvent (PrimitivesPro.ThirdParty.P2T.DTSweepContext tcx, PrimitivesPro.ThirdParty.P2T.TriangulationPoint ep, PrimitivesPro.ThirdParty.P2T.TriangulationPoint eq, PrimitivesPro.ThirdParty.P2T.DelaunayTriangle triangle, PrimitivesPro.ThirdParty.P2T.TriangulationPoint point) [0x00000] in <filename unknown>:0
  at PrimitivesPro.ThirdParty.P2T.DTSweep.EdgeEvent (PrimitivesPro.ThirdParty.P2T.DTSweepContext tcx, PrimitivesPro.ThirdParty.P2T.DTSweepConstraint edge, PrimitivesPro.ThirdParty.P2T.AdvancingFrontNode node) [0x00000] in <filename unknown>:0
  at PrimitivesPro.ThirdParty.P2T.DTSweep.Sweep (PrimitivesPro.ThirdParty.P2T.DTSweepContext tcx) [0x00000] in <filename unknown>:0
  at PrimitivesPro.ThirdParty.P2T.DTSweep.Triangulate (PrimitivesPro.ThirdParty.P2T.DTSweepContext tcx) [0x00000] in <filename unknown>:0
  at PrimitivesPro.ThirdParty.P2T.P2T.Triangulate (PrimitivesPro.ThirdParty.P2T.TriangulationContext tcx) [0x00000] in <filename unknown>:0
  at PrimitivesPro.ThirdParty.P2T.P2T.Triangulate (TriangulationAlgorithm algorithm, ITriangulatable t) [0x00000] in <filename unknown>:0
  at PrimitivesPro.ThirdParty.P2T.P2T.Triangulate (PrimitivesPro.ThirdParty.P2T.Polygon p) [0x00000] in <filename unknown>:0
  at MeshSlicing.Polygon.Triangulate () [0x0029a] in D:\Projects\windward2prototype\Assets\Addons\Exploder\Polygon.cs:181
UnityEngine.Debug:LogError(Object)
MeshSlicing.Polygon:Triangulate() (at Assets/Addons/Exploder/Polygon.cs:186)
MeshSlicing.MeshSlicer:Triangulate(List`1, Plane, Color32, Vector4, Boolean, Boolean, Boolean, Boolean, Boolean, Boolean) (at Assets/Addons/Exploder/MeshSlicer.cs:840)
MeshSlicing.MeshSlicer:Slice(MeshInstance, Plane, MeshInstance, MeshInstance, Vector4, Color32, Settings) (at Assets/Addons/Exploder/MeshSlicer.cs:595)
MeshSlicing.MeshSlicerTools:SliceOffBottom(MeshSlicer, List`1, Settings) (at Assets/Addons/Exploder/MeshSlicer.cs:1353)
MeshSlicing.<Slice>c__AnonStorey0:<>m__0() (at Assets/Addons/Exploder/MeshSlicer.cs:1045)
TNet.<StartThreads>c__AnonStorey1:<>m__0() (at Assets/Addons/TNet/Client/WorkerThread.cs:226)