BUG: Should not crash if there is an error in sub-class
BUG: Should not crash if there is an error in sub-class

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