diff --git a/src/SMESH/SMESH_Algo.cxx b/src/SMESH/SMESH_Algo.cxx
index 19a1e4b09..8beda034e 100644
--- a/src/SMESH/SMESH_Algo.cxx
+++ b/src/SMESH/SMESH_Algo.cxx
@@ -410,7 +410,7 @@ bool SMESH_Algo::GetSortedNodesOnEdge(const SMESHDS_Mesh*                   theM
     return false;
 
   SMESHDS_SubMesh * eSubMesh = theMesh->MeshElements( theEdge );
-  if ( !eSubMesh || !eSubMesh->GetElements()->more() )
+  if ( !eSubMesh || ( eSubMesh->NbElements()==0 && eSubMesh->NbNodes() == 0))
     return false; // edge is not meshed
 
   int nbNodes = 0;