diff --git a/src/OBJECT/SMESH_DeviceActor.cxx b/src/OBJECT/SMESH_DeviceActor.cxx
index 2a657eb34..2b7beccf8 100644
--- a/src/OBJECT/SMESH_DeviceActor.cxx
+++ b/src/OBJECT/SMESH_DeviceActor.cxx
@@ -546,7 +546,6 @@ SMESH_DeviceActor
     aDataSet->Delete();
   }else if(FreeNodes* aFreeNodes = dynamic_cast<FreeNodes*>(theFunctor.get())){
     myExtractUnstructuredGrid->SetModeOfChanging(VTKViewer_ExtractUnstructuredGrid::eAdding);
-    vtkUnstructuredGrid* aGrid = myVisualObj->GetUnstructuredGrid();
     vtkIdType aNbNodes = myVisualObj->GetNbEntities(SMDSAbs_Node);
     for( vtkIdType i = 0; i < aNbNodes; i++ ){
       vtkIdType anObjId = myVisualObj->GetNodeObjId(i);
diff --git a/src/OBJECT/SMESH_Object.cxx b/src/OBJECT/SMESH_Object.cxx
index 5f12330ef..943f0896d 100644
--- a/src/OBJECT/SMESH_Object.cxx
+++ b/src/OBJECT/SMESH_Object.cxx
@@ -678,7 +678,7 @@ void SMESH_MeshObj::UpdateFunctor( const SMESH::Controls::FunctorPtr& theFunctor
 //=================================================================================
 bool SMESH_MeshObj::IsNodePrs() const
 {
-  return myClient->NbEdges() == 0 &&myClient->NbFaces() == 0 && myClient->NbVolumes() == 0 ;
+  return myClient->Nb0DElements() == 0 && myClient->NbEdges() == 0 && myClient->NbFaces() == 0 && myClient->NbVolumes() == 0 ;
 }
 
 
diff --git a/src/SMESH_I/SMESH_Mesh_i.cxx b/src/SMESH_I/SMESH_Mesh_i.cxx
index e0c228dfa..164b27407 100644
--- a/src/SMESH_I/SMESH_Mesh_i.cxx
+++ b/src/SMESH_I/SMESH_Mesh_i.cxx
@@ -2414,7 +2414,7 @@ CORBA::Long SMESH_Mesh_i::NbNodes()throw(SALOME::SALOME_Exception)
 CORBA::Long SMESH_Mesh_i::NbElements()throw (SALOME::SALOME_Exception)
 {
   Unexpect aCatch(SALOME_SalomeException);
-  return NbEdges() + NbFaces() + NbVolumes();
+  return Nb0DElements() + NbEdges() + NbFaces() + NbVolumes();
 }
 
 //=============================================================================