BUG: Fix segfault
BUG: Fix segfault

arnaudgelas/VTK,msmolens/VTK,mspark93/VTK,hendradarwin/VTK,daviddoria/PointGraphsPhase1,sumedhasingla/VTK,arnaudgelas/VTK,gram526/VTK,arnaudgelas/VTK,sankhesh/VTK,collects/VTK,mspark93/VTK,SimVascular/VTK,berendkleinhaneveld/VTK,jmerkow/VTK,cjh1/VTK,keithroe/vtkoptix,Wuteyan/VTK,msmolens/VTK,biddisco/VTK,spthaolt/VTK,demarle/VTK,keithroe/vtkoptix,arnaudgelas/VTK,Wuteyan/VTK,cjh1/VTK,berendkleinhaneveld/VTK,collects/VTK,msmolens/VTK,jeffbaumes/jeffbaumes-vtk,jmerkow/VTK,daviddoria/PointGraphsPhase1,jmerkow/VTK,demarle/VTK,jmerkow/VTK,sankhesh/VTK,spthaolt/VTK,biddisco/VTK,demarle/VTK,spthaolt/VTK,mspark93/VTK,keithroe/vtkoptix,johnkit/vtk-dev,msmolens/VTK,demarle/VTK,mspark93/VTK,naucoin/VTKSlicerWidgets,aashish24/VTK-old,cjh1/VTK,candy7393/VTK,gram526/VTK,sumedhasingla/VTK,sumedhasingla/VTK,daviddoria/PointGraphsPhase1,gram526/VTK,ashray/VTK-EVM,hendradarwin/VTK,sumedhasingla/VTK,daviddoria/PointGraphsPhase1,naucoin/VTKSlicerWidgets,msmolens/VTK,ashray/VTK-EVM,msmolens/VTK,candy7393/VTK,johnkit/vtk-dev,sankhesh/VTK,mspark93/VTK,keithroe/vtkoptix,jeffbaumes/jeffbaumes-vtk,berendkleinhaneveld/VTK,SimVascular/VTK,ashray/VTK-EVM,jmerkow/VTK,biddisco/VTK,SimVascular/VTK,cjh1/VTK,keithroe/vtkoptix,berendkleinhaneveld/VTK,spthaolt/VTK,daviddoria/PointGraphsPhase1,sumedhasingla/VTK,jeffbaumes/jeffbaumes-vtk,hendradarwin/VTK,sumedhasingla/VTK,aashish24/VTK-old,aashish24/VTK-old,biddisco/VTK,keithroe/vtkoptix,demarle/VTK,berendkleinhaneveld/VTK,SimVascular/VTK,Wuteyan/VTK,spthaolt/VTK,hendradarwin/VTK,keithroe/vtkoptix,jeffbaumes/jeffbaumes-vtk,spthaolt/VTK,naucoin/VTKSlicerWidgets,ashray/VTK-EVM,biddisco/VTK,gram526/VTK,collects/VTK,johnkit/vtk-dev,hendradarwin/VTK,mspark93/VTK,jeffbaumes/jeffbaumes-vtk,johnkit/vtk-dev,aashish24/VTK-old,biddisco/VTK,keithroe/vtkoptix,SimVascular/VTK,SimVascular/VTK,jmerkow/VTK,spthaolt/VTK,SimVascular/VTK,collects/VTK,Wuteyan/VTK,naucoin/VTKSlicerWidgets,ashray/VTK-EVM,SimVascular/VTK,Wuteyan/VTK,candy7393/VTK,berendkleinhaneveld/VTK,collects/VTK,naucoin/VTKSlicerWidgets,naucoin/VTKSlicerWidgets,johnkit/vtk-dev,biddisco/VTK,daviddoria/PointGraphsPhase1,sumedhasingla/VTK,arnaudgelas/VTK,ashray/VTK-EVM,candy7393/VTK,demarle/VTK,collects/VTK,cjh1/VTK,gram526/VTK,johnkit/vtk-dev,sankhesh/VTK,candy7393/VTK,hendradarwin/VTK,arnaudgelas/VTK,aashish24/VTK-old,candy7393/VTK,mspark93/VTK,aashish24/VTK-old,ashray/VTK-EVM,johnkit/vtk-dev,sumedhasingla/VTK,sankhesh/VTK,ashray/VTK-EVM,candy7393/VTK,gram526/VTK,sankhesh/VTK,gram526/VTK,jmerkow/VTK,Wuteyan/VTK,sankhesh/VTK,demarle/VTK,gram526/VTK,hendradarwin/VTK,cjh1/VTK,demarle/VTK,mspark93/VTK,jmerkow/VTK,msmolens/VTK,berendkleinhaneveld/VTK,msmolens/VTK,sankhesh/VTK,jeffbaumes/jeffbaumes-vtk,Wuteyan/VTK,candy7393/VTK