The Plugin loads fine according to the debugger, so it is something to do with the loading of the vtkDataArraySelector. I'm completely lost on where my code is messing up. I hope you can help Utkarsh. Thanks.
Regards, Girish On 21 August 2014 14:35, Girish Ramesh <[email protected]> wrote: > This is the error that is printed out. I dunno what the problem is. I > think it is to do with the vtkDataArraySelection being returned. It was > atleast loading the ServerManager GUI before I added the function for > returning the Selection. Any thoughts? Thank you and sorry for being a > bother. > > > > ------------------- > > *** glibc detected *** > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview: > double free or corruption (!prev): 0x0000000000b6f720 *** > ======= Backtrace: > ========= > > /lib64/libc.so.6(+0x76808)[0x2b6ce2c97808] > > /lib64/libc.so.6(cfree+0x6c)[0x2b6ce2c9c84c] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/paraview/ParaView-v4.1.0/Plugins/ReadUALGrid/libReadUALGrid.so(_ZN11ReadUALGrid7SetUserEPKc+0x21d)[0x2b6ced506fdb] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/paraview/ParaView-v4.1.0/Plugins/ReadUALGrid/libReadUALGrid.so(_Z18ReadUALGridCommandP26vtkClientServerInterpreterP13vtkObjectBasePKcRK21vtkClientServerStreamRS5_Pv+0x8ae)[0x2b6ced5088c1] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter19CallCommandFunctionEPKcP13vtkObjectBaseS1_RK21vtkClientServerStreamRS4_+0x158)[0x2b6cd58551c8] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter20ProcessCommandInvokeERK21vtkClientServerStreami+0x192)[0x2b6cd5859102] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter17ProcessOneMessageERK21vtkClientServerStreami+0x2b6)[0x2b6cd5858746] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter13ProcessStreamERK21vtkClientServerStream+0x1d)[0x2b6cd585880d] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN13vtkSIProperty14ProcessMessageER21vtkClientServerStream+0x3b)[0x2b6cd1e751bb] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN25vtkSIStringVectorProperty4PushERKNS_18vtkVectorOfStringsE+0x247)[0x2b6cd1e8aad7] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN25vtkSIStringVectorProperty17ReadXMLAttributesEP10vtkSIProxyP15vtkPVXMLElement+0x2c1)[0x2b6cd1e8b431] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy15ReadXMLPropertyEP15vtkPVXMLElement+0x1a2)[0x2b6cd1e77832] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy17ReadXMLAttributesEP15vtkPVXMLElement+0x18f)[0x2b6cd1e7649f] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkSISourceProxy17ReadXMLAttributesEP15vtkPVXMLElement+0x19)[0x2b6cd1e87809] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy16CreateVTKObjectsEPN17paraview_protobuf7MessageE+0x6b2)[0x2b6cd1e76e12] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkSISourceProxy16CreateVTKObjectsEPN17paraview_protobuf7MessageE+0x65)[0x2b6cd1e89765] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy4PushEPN17paraview_protobuf7MessageE+0x1d)[0x2b6cd1e7609d] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkPVSessionCore17PushStateInternalEPN17paraview_protobuf7MessageE+0x1f2)[0x2b6cd1e5ae32] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkPVSessionCore9PushStateEPN17paraview_protobuf7MessageE+0x37)[0x2b6cd1e592e7] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkPVSessionBase9PushStateEPN17paraview_protobuf7MessageE+0x2d)[0x2b6cd1e56b2d] > > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerManagerCore-pv4.1.so.1(_ZN10vtkSMProxy16CreateVTKObjectsEv+0x363)[0x2b6cd195b663] > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerManagerCore-pv4.1.so.1(_ZN16vtkSMSourceProxy16CreateVTKObjectsEv+0x15)[0x2b6cd199b7e5] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerManagerCore-pv4.1.so.1(_ZN24vtkSMSessionProxyManager13RegisterProxyEPKcS1_P10vtkSMProxy+0x532)[0x2b6cd19908f2] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqCore-pv4.1.so.1(_ZN15pqObjectBuilder19createProxyInternalERK7QStringS2_P8pqServerS2_S2_RK4QMapIS0_8QVariantE+0x3bb)[0x2b6ccf16451b] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqCore-pv4.1.so.1(_ZN15pqObjectBuilder12createSourceERK7QStringS2_P8pqServer+0x99)[0x2b6ccf160d09] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1(_ZN21pqSourcesMenuReaction12createSourceERK7QStringS2_+0xfa)[0x2b6cce6ec38a] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN11QMetaObject8activateEP7QObjectPKS_iPPv+0x2bf)[0x2b6ce213d9bf] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1(_ZN23pqProxyGroupMenuManager9triggeredERK7QStringS2_+0x27)[0x2b6cce7042a7] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1(_ZN23pqProxyGroupMenuManager9triggeredEv+0x117)[0x2b6cce6db9a7] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN11QMetaObject8activateEP7QObjectPKS_iPPv+0x2bf)[0x2b6ce213d9bf] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN7QAction9triggeredEb+0x32)[0x2b6ce116bda2] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN7QAction8activateENS_11ActionEventE+0x70)[0x2b6ce116bf90] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x64b3b3)[0x2b6ce15a23b3] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x6517c9)[0x2b6ce15a87c9] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN7QWidget5eventEP6QEvent+0x929)[0x2b6ce11c1a99] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN5QMenu5eventEP6QEvent+0x5b)[0x2b6ce15a9b0b] > > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent+0xac)[0x2b6ce1171fac] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN12QApplication6notifyEP7QObjectP6QEvent+0x3eb)[0x2b6ce11766db] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN16QCoreApplication14notifyInternalEP7QObjectP6QEvent+0x8e)[0x2b6ce21284de] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN19QApplicationPrivate14sendMouseEventEP7QWidgetP11QMouseEventS1_S1_PS1_R8QPointerIS0_Eb+0x14b)[0x2b6ce1172deb] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x29677c)[0x2b6ce11ed77c] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN12QApplication15x11ProcessEventEP7_XEvent+0xaf1)[0x2b6ce11ec651] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x2bb322)[0x2b6ce1212322] > /usr/lib64/libglib-2.0.so.0(g_main_context_dispatch+0x24a)[0x2b6ce8dad60a] > /usr/lib64/libglib-2.0.so.0(+0x3ee88)[0x2b6ce8db0e88] > /usr/lib64/libglib-2.0.so.0(g_main_context_iteration+0x6c)[0x2b6ce8db103c] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE+0x66)[0x2b6ce2156ac6] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x2bafae)[0x2b6ce1211fae] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN10QEventLoop13processEventsE6QFlagsINS_17ProcessEventsFlagEE+0x2f)[0x2b6ce21270df] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE+0x138)[0x2b6ce2127368] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN16QCoreApplication4execEv+0x88)[0x2b6ce212c248] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview(main+0x185)[0x407ac5] > /lib64/libc.so.6(__libc_start_main+0xe6)[0x2b6ce2c3fc16] > > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview[0x407879] > ======= Memory map: ======== > 00400000-008bb000 r-xp 00000000 00:19 102783069 > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview > 00abb000-00abc000 r--p 004bb000 00:19 102783069 > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview > 00abc000-00abd000 rw-p 004bc000 00:19 102783069 > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview > 00abd000-01fc4000 rw-p 00000000 00:00 0 > [heap] > 2b6cce41f000-2b6cce43e000 r-xp 00000000 fd:01 16791 > /lib64/ld-2.11.3.so > 2b6cce43e000-2b6cce440000 rw-p 00000000 00:00 0 > 2b6cce63d000-2b6cce63e000 r--p 0001e000 fd:01 16791 > /lib64/ld-2.11.3.so > 2b6cce63e000-2b6cce63f000 rw-p 0001f000 fd:01 16791 > /lib64/ld-2.11.3.so > 2b6cce63f000-2b6cce640000 rw-p 00000000 00:00 0 > 2b6cce640000-2b6cce743000 r-xp 00000000 00:19 67479375 > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1 > 2b6cce743000-2b6cce943000 ---p 00103000 00:19 67479375 > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1 > 2b6cce943000-2b6cce94d000 r--p 00103000 00:19 67479375 > /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1 > 2b6cce94d000-2b6cce950000 rw-p 0010d000 00:19 6 > > > On 21 August 2014 14:30, Utkarsh Ayachit <[email protected]> > wrote: > >> I'd suggest looking at in the debugger and the tracking the segfault >> down. Not sure where it could be going wrong. >> >> Utkarsh >> >> On Thu, Aug 21, 2014 at 8:25 AM, Girish Ramesh <[email protected]> >> wrote: >> > Dear Utkarsh, >> > >> > Thank you for the email. I tried modelling it along the example >> mentioned. >> > This is the code that I have written but it segfaults for no reason >> that is >> > apparent to me. >> > >> > C++ Code: >> > >> > ReadUALGrid::ReadUALGrid() >> > { >> > //this->FileName = NULL; >> > this->SetNumberOfInputPorts(0); >> > this->SetNumberOfOutputPorts(1); >> > this->trial=vtkSmartPointer<vtkDataArraySelection>::New(); >> > this->trial->AddArray("hello"); >> > this->trial->AddArray("world"); >> > this->trial->EnableAllArrays(); >> > } >> > >> > >> > } >> > >> > vtkDataArraySelection * ReadUALGrid::GetCPOListSelection(){ >> > >> > return this->trial.GetPointer(); >> > } >> > >> > >> > int ReadUALGrid::GetCPOListArrayStatus(char *name){ >> > >> > return this->trial->GetArraySetting(name); >> > } >> > >> > void ReadUALGrid::SetCPOListArrayStatus(const char * name, int status){ >> > >> > if (status){ >> > this->trial->EnableArray(name); >> > } >> > else{ >> > this->trial->DisableArray(name); >> > } >> > >> > >> > } >> > >> > >> > int ReadUALGrid::GetNumberOfCPOListArrays(){ >> > >> > >> > return this->trial->GetNumberOfArrays(); >> > } >> > >> > >> > const char * ReadUALGrid::GetCPOListArrayName(int index){ >> > >> > return this->trial->GetArrayName(index); >> > >> > } >> > >> > >> > XML: >> > >> > <StringVectorProperty >> > name="CPOList" >> > label="CPOList" >> > command="SetCPOListArrayStatus" >> > number_of_elements="0" >> > number_of_elements_per_command="2" >> > element_types="2 0" >> > information_property="CPOListArrayStatus" >> > panel_visibility="default"> >> > >> > <ArraySelectionDomain name="array_list"> >> > <RequiredProperties> >> > <Property function="ArrayList" >> > name="CPOListArrayStatus"/> >> > </RequiredProperties> >> > </ArraySelectionDomain> >> > <Documentation> >> > >> > This property specifies the CPO on the UAL Database. >> > </Documentation> >> > </StringVectorProperty> >> > >> > >> > <StringVectorProperty >> > name="CPOListArrayStatus" >> > information_only="1"> >> > <ArraySelectionInformationHelper attribute_name="CPOList"/> >> > </StringVectorProperty> >> > >> > >> > Any idea where I am making the mistake? Can I initialize a >> > DataArraySelection that way? Thanks. >> > >> > Regards, >> > Girish >> > >> > >> > On 20 August 2014 22:49, Utkarsh Ayachit <[email protected]> >> > wrote: >> >> >> >> Try modeling this on "Point/Cell" array selection properties provided >> >> by readers (in readers.xml). You'd need to use the >> >> ArraySelectionDomain, the StringListDomain won't work. >> >> >> >> e.g. >> >> <StringVectorProperty command="SetPointArrayStatus" >> >> element_types="2 0" >> >> information_property="PointArrayInfo" >> >> label="Point Arrays" >> >> name="PointArrayStatus" >> >> number_of_elements="0" >> >> number_of_elements_per_command="2" >> >> repeat_command="1"> >> >> <ArraySelectionDomain name="array_list"> >> >> <RequiredProperties> >> >> <Property function="ArrayList" >> >> name="PointArrayInfo" /> >> >> </RequiredProperties> >> >> </ArraySelectionDomain> >> >> <Documentation>This property lists which point-centered arrays >> to >> >> read.</Documentation> >> >> </StringVectorProperty> >> >> >> >> >> >> >> >> On Wed, Aug 20, 2014 at 9:37 AM, Girish Ramesh <[email protected]> >> >> wrote: >> >> > Hi, >> >> > >> >> > I would like to use the panel_widget option in the servermanager XML >> >> > with a >> >> > String Array, but whenever I try to do it, it doesn't display >> anything. >> >> > So, >> >> > I'm wondering how it can be done even though it works with a normal >> >> > StringVectorProperty for the default widget. Thank you. The XML and >> >> > screenshot is given below. >> >> > >> >> > XML: >> >> > >> >> > <StringVectorProperty >> >> > name="CPOList" >> >> > label="CPOList" >> >> > command="SetCPOList" >> >> > number_of_elements="1" >> >> > panel_visibility="default" >> >> > panel_widget="list"> >> >> > <StringListDomain name="array_list"> >> >> > <RequiredProperties> >> >> > <Property function="ArrayList" >> >> > name="CPOListInfo"/> >> >> > </RequiredProperties> >> >> > </StringListDomain> >> >> > <Documentation> >> >> > This property specifies the CPO on the UAL Database. >> >> > </Documentation> >> >> > </StringVectorProperty> >> >> > >> >> > >> >> > <StringVectorProperty >> >> > name="CPOListInfo" >> >> > label="CPOListInfo" >> >> > command="GetCPOList" >> >> > information_only="1"> >> >> > <StringArrayHelper /> >> >> > </StringVectorProperty> >> >> > >> >> > Screenshot of option working with default widget: >> >> > >> >> > https://imageshack.com/i/eyhM3mFKp >> >> > >> >> > Regards, >> >> > Girish >> >> > >> >> > _______________________________________________ >> >> > Powered by www.kitware.com >> >> > >> >> > Visit other Kitware open-source projects at >> >> > http://www.kitware.com/opensource/opensource.html >> >> > >> >> > Please keep messages on-topic and check the ParaView Wiki at: >> >> > http://paraview.org/Wiki/ParaView >> >> > >> >> > Follow this link to subscribe/unsubscribe: >> >> > http://public.kitware.com/mailman/listinfo/paraview >> >> > >> > >> > >> > >
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