From 48663dc3fc59ab381cc95941cc6b0a61e73debf5 Mon Sep 17 00:00:00 2001
From: 133470 <guido.ranzuglia@isti.cnr.it>
Date: Wed, 19 Dec 2018 16:48:06 +1100
Subject: [PATCH] - added try catch construct in order to prevent crash in case
 of a mesh containing non manifold edges

---
 src/meshlabplugins/filter_meshing/meshfilter.cpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/meshlabplugins/filter_meshing/meshfilter.cpp b/src/meshlabplugins/filter_meshing/meshfilter.cpp
index c1fd22977f..2365262ba5 100644
--- a/src/meshlabplugins/filter_meshing/meshfilter.cpp
+++ b/src/meshlabplugins/filter_meshing/meshfilter.cpp
@@ -958,8 +958,16 @@ switch(ID(filter))
 
 		lastisor_FeatureDeg = par.getFloat("FeatureDeg");
 
-		tri::IsotropicRemeshing<CMeshO>::Do(m.cm, toProjectCopy, params, cb);
-
+        try
+        {
+            tri::IsotropicRemeshing<CMeshO>::Do(m.cm, toProjectCopy, params, cb);
+        }
+        catch(vcg::MissingPreconditionException& excp)
+        {
+            Log(excp.what());
+            errorMessage = excp.what();
+            return false;
+        }
 		m.UpdateBoxAndNormals();
 
 //		m.clearDataMask(MeshModel::MM_GEOMETRY_AND_TOPOLOGY_CHANGE | MeshModel::MM_FACEFACETOPO  | MeshModel::MM_VERTQUALITY | MeshModel::MM_FACEMARK | MeshModel::MM_FACEFLAG);