From 13889707847a94603a489391474bc5f7131c97e4 Mon Sep 17 00:00:00 2001
From: Pavel Tomin <ptls@PW0BMYGN>
Date: Mon, 16 Dec 2024 17:44:08 -0600
Subject: [PATCH] fix one crash and introduce another

---
 .../mesh/generators/VTKEmbeddedSurfaceBlockUtilities.cpp        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/coreComponents/mesh/generators/VTKEmbeddedSurfaceBlockUtilities.cpp b/src/coreComponents/mesh/generators/VTKEmbeddedSurfaceBlockUtilities.cpp
index 90103124d9..514306d37d 100644
--- a/src/coreComponents/mesh/generators/VTKEmbeddedSurfaceBlockUtilities.cpp
+++ b/src/coreComponents/mesh/generators/VTKEmbeddedSurfaceBlockUtilities.cpp
@@ -33,7 +33,7 @@ void importEmbeddedFractureNetwork( string const & embeddedSurfaceBlockName,
   //1.Get EDFM vertices
   vtkUnstructuredGrid * grid = vtkUnstructuredGrid::SafeDownCast( embeddedSurfaceMesh );
   vtkPoints * const nodes = grid->GetPoints();
-  vtkIdType numNodes = nodes->GetNumberOfPoints();
+  vtkIdType numNodes = nodes ? nodes->GetNumberOfPoints() : 0;
 
   ArrayOfArrays< localIndex > elem2dToNodes( numEdfmFracs );
   for( vtkIdType i = 0; i < numEdfmFracs; ++i )