From f0eae10a24c38d79668dffc9a687af31cc971637 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joachim=20Sch=C3=B6berl?= <joachim.schoeberl@tuwien.ac.at>
Date: Wed, 2 Oct 2019 22:06:44 +0200
Subject: [PATCH] throw exception on 1D mesh bisection

---
 libsrc/meshing/bisect.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libsrc/meshing/bisect.cpp b/libsrc/meshing/bisect.cpp
index 72bbd56a..9696fd81 100644
--- a/libsrc/meshing/bisect.cpp
+++ b/libsrc/meshing/bisect.cpp
@@ -1958,6 +1958,8 @@ namespace netgen
 			   const NgArray< NgArray<int,PointIndex::BASE>* > & idmaps,
 			   const string & refinfofile)
   {
+    if (mesh.GetDimension() < 2)
+      throw Exception ("Mesh bisection is available in 2D and 3D");
     // mtets.SetName ("bisection, tets");
     // mprisms.SetName ("bisection, prisms");
     // mtris.SetName ("bisection, trigs");