From 7d0bbdab07fedec87ab08ecc8ef3e900d701cdad Mon Sep 17 00:00:00 2001
From: Christopher Lackner <clackner@cerbsim.com>
Date: Thu, 12 Dec 2024 17:45:39 +0100
Subject: [PATCH] archive vertex properties (in backwards compatible way)

---
 libsrc/occ/occgeom.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libsrc/occ/occgeom.cpp b/libsrc/occ/occgeom.cpp
index 033dd645..38f069bd 100644
--- a/libsrc/occ/occgeom.cpp
+++ b/libsrc/occ/occgeom.cpp
@@ -1747,7 +1747,10 @@ namespace netgen
     Array<TopoDS_Shape> shape_list;
 
     ar & dimension;
-    for (auto typ : { TopAbs_SOLID, TopAbs_FACE,  TopAbs_EDGE })
+    auto types = Array<TopAbs_ShapeEnum>{ TopAbs_SOLID, TopAbs_FACE,  TopAbs_EDGE };
+    if(ar.GetVersion("netgen") >= "v6.2.2406-22")
+      types.Append(TopAbs_VERTEX);
+    for (auto typ : types)
       for (TopExp_Explorer e(shape, typ); e.More(); e.Next())
         {
           auto ds = e.Current();