<div dir="ltr">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. <br>
<br><br><div><br>-------------------<br><br>*** glibc detected *** /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview: double free or corruption (!prev): 0x0000000000b6f720 *** <br>
======= Backtrace: ========= <br>/lib64/libc.so.6(+0x76808)[0x2b6ce2c97808] <br>
/lib64/libc.so.6(cfree+0x6c)[0x2b6ce2c9c84c] <br>/pfs/work/kosl/sohpc/girish/paraview_plugin/paraview/ParaView-v4.1.0/Plugins/ReadUALGrid/libReadUALGrid.so(_ZN11ReadUALGrid7SetUserEPKc+0x21d)[0x2b6ced506fdb] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/paraview/ParaView-v4.1.0/Plugins/ReadUALGrid/libReadUALGrid.so(_Z18ReadUALGridCommandP26vtkClientServerInterpreterP13vtkObjectBasePKcRK21vtkClientServerStreamRS5_Pv+0x8ae)[0x2b6ced5088c1] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter19CallCommandFunctionEPKcP13vtkObjectBaseS1_RK21vtkClientServerStreamRS4_+0x158)[0x2b6cd58551c8] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter20ProcessCommandInvokeERK21vtkClientServerStreami+0x192)[0x2b6cd5859102] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter17ProcessOneMessageERK21vtkClientServerStreami+0x2b6)[0x2b6cd5858746] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter13ProcessStreamERK21vtkClientServerStream+0x1d)[0x2b6cd585880d] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN13vtkSIProperty14ProcessMessageER21vtkClientServerStream+0x3b)[0x2b6cd1e751bb] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN25vtkSIStringVectorProperty4PushERKNS_18vtkVectorOfStringsE+0x247)[0x2b6cd1e8aad7] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN25vtkSIStringVectorProperty17ReadXMLAttributesEP10vtkSIProxyP15vtkPVXMLElement+0x2c1)[0x2b6cd1e8b431] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy15ReadXMLPropertyEP15vtkPVXMLElement+0x1a2)[0x2b6cd1e77832] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy17ReadXMLAttributesEP15vtkPVXMLElement+0x18f)[0x2b6cd1e7649f] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkSISourceProxy17ReadXMLAttributesEP15vtkPVXMLElement+0x19)[0x2b6cd1e87809] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy16CreateVTKObjectsEPN17paraview_protobuf7MessageE+0x6b2)[0x2b6cd1e76e12] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkSISourceProxy16CreateVTKObjectsEPN17paraview_protobuf7MessageE+0x65)[0x2b6cd1e89765] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy4PushEPN17paraview_protobuf7MessageE+0x1d)[0x2b6cd1e7609d] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkPVSessionCore17PushStateInternalEPN17paraview_protobuf7MessageE+0x1f2)[0x2b6cd1e5ae32] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkPVSessionCore9PushStateEPN17paraview_protobuf7MessageE+0x37)[0x2b6cd1e592e7] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkPVSessionBase9PushStateEPN17paraview_protobuf7MessageE+0x2d)[0x2b6cd1e56b2d] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerManagerCore-pv4.1.so.1(_ZN10vtkSMProxy16CreateVTKObjectsEv+0x363)[0x2b6cd195b663]<br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerManagerCore-pv4.1.so.1(_ZN16vtkSMSourceProxy16CreateVTKObjectsEv+0x15)[0x2b6cd199b7e5] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerManagerCore-pv4.1.so.1(_ZN24vtkSMSessionProxyManager13RegisterProxyEPKcS1_P10vtkSMProxy+0x532)[0x2b6cd19908f2] <br>
/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] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqCore-pv4.1.so.1(_ZN15pqObjectBuilder12createSourceERK7QStringS2_P8pqServer+0x99)[0x2b6ccf160d09] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1(_ZN21pqSourcesMenuReaction12createSourceERK7QStringS2_+0xfa)[0x2b6cce6ec38a] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN11QMetaObject8activateEP7QObjectPKS_iPPv+0x2bf)[0x2b6ce213d9bf] <br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1(_ZN23pqProxyGroupMenuManager9triggeredERK7QStringS2_+0x27)[0x2b6cce7042a7] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1(_ZN23pqProxyGroupMenuManager9triggeredEv+0x117)[0x2b6cce6db9a7] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN11QMetaObject8activateEP7QObjectPKS_iPPv+0x2bf)[0x2b6ce213d9bf] <br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN7QAction9triggeredEb+0x32)[0x2b6ce116bda2] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN7QAction8activateENS_11ActionEventE+0x70)[0x2b6ce116bf90] <br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x64b3b3)[0x2b6ce15a23b3] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x6517c9)[0x2b6ce15a87c9] <br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN7QWidget5eventEP6QEvent+0x929)[0x2b6ce11c1a99] <br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN5QMenu5eventEP6QEvent+0x5b)[0x2b6ce15a9b0b] <br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent+0xac)[0x2b6ce1171fac]<br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN12QApplication6notifyEP7QObjectP6QEvent+0x3eb)[0x2b6ce11766db]<br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN16QCoreApplication14notifyInternalEP7QObjectP6QEvent+0x8e)[0x2b6ce21284de]<br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN19QApplicationPrivate14sendMouseEventEP7QWidgetP11QMouseEventS1_S1_PS1_R8QPointerIS0_Eb+0x14b)[0x2b6ce1172deb]<br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x29677c)[0x2b6ce11ed77c]<br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN12QApplication15x11ProcessEventEP7_XEvent+0xaf1)[0x2b6ce11ec651]<br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x2bb322)[0x2b6ce1212322]<br>
/usr/lib64/libglib-2.0.so.0(g_main_context_dispatch+0x24a)[0x2b6ce8dad60a]<br>/usr/lib64/libglib-2.0.so.0(+0x3ee88)[0x2b6ce8db0e88]<br>/usr/lib64/libglib-2.0.so.0(g_main_context_iteration+0x6c)[0x2b6ce8db103c]<br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE+0x66)[0x2b6ce2156ac6]<br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x2bafae)[0x2b6ce1211fae]<br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN10QEventLoop13processEventsE6QFlagsINS_17ProcessEventsFlagEE+0x2f)[0x2b6ce21270df]<br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE+0x138)[0x2b6ce2127368]<br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN16QCoreApplication4execEv+0x88)[0x2b6ce212c248]<br>
/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview(main+0x185)[0x407ac5]<br>/lib64/libc.so.6(__libc_start_main+0xe6)[0x2b6ce2c3fc16]<br>/pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview[0x407879]<br>
======= Memory map: ========<br>00400000-008bb000 r-xp 00000000 00:19 102783069 /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview<br>00abb000-00abc000 r--p 004bb000 00:19 102783069 /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview<br>
00abc000-00abd000 rw-p 004bc000 00:19 102783069 /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview<br>00abd000-01fc4000 rw-p 00000000 00:00 0 [heap]<br>
2b6cce41f000-2b6cce43e000 r-xp 00000000 fd:01 16791 /lib64/<a href="http://ld-2.11.3.so">ld-2.11.3.so</a><br>2b6cce43e000-2b6cce440000 rw-p 00000000 00:00 0<br>2b6cce63d000-2b6cce63e000 r--p 0001e000 fd:01 16791 /lib64/<a href="http://ld-2.11.3.so">ld-2.11.3.so</a><br>
2b6cce63e000-2b6cce63f000 rw-p 0001f000 fd:01 16791 /lib64/<a href="http://ld-2.11.3.so">ld-2.11.3.so</a><br>2b6cce63f000-2b6cce640000 rw-p 00000000 00:00 0<br>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<br>
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<br>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<br>
2b6cce94d000-2b6cce950000 rw-p 0010d000 00:19 6<br></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On 21 August 2014 14:30, Utkarsh Ayachit <span dir="ltr"><<a href="mailto:utkarsh.ayachit@kitware.com" target="_blank">utkarsh.ayachit@kitware.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I'd suggest looking at in the debugger and the tracking the segfault<br>
down. Not sure where it could be going wrong.<br>
<span class="HOEnZb"><font color="#888888"><br>
Utkarsh<br>
</font></span><div class="HOEnZb"><div class="h5"><br>
On Thu, Aug 21, 2014 at 8:25 AM, Girish Ramesh <<a href="mailto:rgirish28@gmail.com">rgirish28@gmail.com</a>> wrote:<br>
> Dear Utkarsh,<br>
><br>
> Thank you for the email. I tried modelling it along the example mentioned.<br>
> This is the code that I have written but it segfaults for no reason that is<br>
> apparent to me.<br>
><br>
> C++ Code:<br>
><br>
> ReadUALGrid::ReadUALGrid()<br>
> {<br>
> //this->FileName = NULL;<br>
> this->SetNumberOfInputPorts(0);<br>
> this->SetNumberOfOutputPorts(1);<br>
> this->trial=vtkSmartPointer<vtkDataArraySelection>::New();<br>
> this->trial->AddArray("hello");<br>
> this->trial->AddArray("world");<br>
> this->trial->EnableAllArrays();<br>
> }<br>
><br>
><br>
> }<br>
><br>
> vtkDataArraySelection * ReadUALGrid::GetCPOListSelection(){<br>
><br>
> return this->trial.GetPointer();<br>
> }<br>
><br>
><br>
> int ReadUALGrid::GetCPOListArrayStatus(char *name){<br>
><br>
> return this->trial->GetArraySetting(name);<br>
> }<br>
><br>
> void ReadUALGrid::SetCPOListArrayStatus(const char * name, int status){<br>
><br>
> if (status){<br>
> this->trial->EnableArray(name);<br>
> }<br>
> else{<br>
> this->trial->DisableArray(name);<br>
> }<br>
><br>
><br>
> }<br>
><br>
><br>
> int ReadUALGrid::GetNumberOfCPOListArrays(){<br>
><br>
><br>
> return this->trial->GetNumberOfArrays();<br>
> }<br>
><br>
><br>
> const char * ReadUALGrid::GetCPOListArrayName(int index){<br>
><br>
> return this->trial->GetArrayName(index);<br>
><br>
> }<br>
><br>
><br>
> XML:<br>
><br>
> <StringVectorProperty<br>
> name="CPOList"<br>
> label="CPOList"<br>
> command="SetCPOListArrayStatus"<br>
> number_of_elements="0"<br>
> number_of_elements_per_command="2"<br>
> element_types="2 0"<br>
> information_property="CPOListArrayStatus"<br>
> panel_visibility="default"><br>
><br>
> <ArraySelectionDomain name="array_list"><br>
> <RequiredProperties><br>
> <Property function="ArrayList"<br>
> name="CPOListArrayStatus"/><br>
> </RequiredProperties><br>
> </ArraySelectionDomain><br>
> <Documentation><br>
><br>
> This property specifies the CPO on the UAL Database.<br>
> </Documentation><br>
> </StringVectorProperty><br>
><br>
><br>
> <StringVectorProperty<br>
> name="CPOListArrayStatus"<br>
> information_only="1"><br>
> <ArraySelectionInformationHelper attribute_name="CPOList"/><br>
> </StringVectorProperty><br>
><br>
><br>
> Any idea where I am making the mistake? Can I initialize a<br>
> DataArraySelection that way? Thanks.<br>
><br>
> Regards,<br>
> Girish<br>
><br>
><br>
> On 20 August 2014 22:49, Utkarsh Ayachit <<a href="mailto:utkarsh.ayachit@kitware.com">utkarsh.ayachit@kitware.com</a>><br>
> wrote:<br>
>><br>
>> Try modeling this on "Point/Cell" array selection properties provided<br>
>> by readers (in readers.xml). You'd need to use the<br>
>> ArraySelectionDomain, the StringListDomain won't work.<br>
>><br>
>> e.g.<br>
>> <StringVectorProperty command="SetPointArrayStatus"<br>
>> element_types="2 0"<br>
>> information_property="PointArrayInfo"<br>
>> label="Point Arrays"<br>
>> name="PointArrayStatus"<br>
>> number_of_elements="0"<br>
>> number_of_elements_per_command="2"<br>
>> repeat_command="1"><br>
>> <ArraySelectionDomain name="array_list"><br>
>> <RequiredProperties><br>
>> <Property function="ArrayList"<br>
>> name="PointArrayInfo" /><br>
>> </RequiredProperties><br>
>> </ArraySelectionDomain><br>
>> <Documentation>This property lists which point-centered arrays to<br>
>> read.</Documentation><br>
>> </StringVectorProperty><br>
>><br>
>><br>
>><br>
>> On Wed, Aug 20, 2014 at 9:37 AM, Girish Ramesh <<a href="mailto:rgirish28@gmail.com">rgirish28@gmail.com</a>><br>
>> wrote:<br>
>> > Hi,<br>
>> ><br>
>> > I would like to use the panel_widget option in the servermanager XML<br>
>> > with a<br>
>> > String Array, but whenever I try to do it, it doesn't display anything.<br>
>> > So,<br>
>> > I'm wondering how it can be done even though it works with a normal<br>
>> > StringVectorProperty for the default widget. Thank you. The XML and<br>
>> > screenshot is given below.<br>
>> ><br>
>> > XML:<br>
>> ><br>
>> > <StringVectorProperty<br>
>> > name="CPOList"<br>
>> > label="CPOList"<br>
>> > command="SetCPOList"<br>
>> > number_of_elements="1"<br>
>> > panel_visibility="default"<br>
>> > panel_widget="list"><br>
>> > <StringListDomain name="array_list"><br>
>> > <RequiredProperties><br>
>> > <Property function="ArrayList"<br>
>> > name="CPOListInfo"/><br>
>> > </RequiredProperties><br>
>> > </StringListDomain><br>
>> > <Documentation><br>
>> > This property specifies the CPO on the UAL Database.<br>
>> > </Documentation><br>
>> > </StringVectorProperty><br>
>> ><br>
>> ><br>
>> > <StringVectorProperty<br>
>> > name="CPOListInfo"<br>
>> > label="CPOListInfo"<br>
>> > command="GetCPOList"<br>
>> > information_only="1"><br>
>> > <StringArrayHelper /><br>
>> > </StringVectorProperty><br>
>> ><br>
>> > Screenshot of option working with default widget:<br>
>> ><br>
>> > <a href="https://imageshack.com/i/eyhM3mFKp" target="_blank">https://imageshack.com/i/eyhM3mFKp</a><br>
>> ><br>
>> > Regards,<br>
>> > Girish<br>
>> ><br>
>> > _______________________________________________<br>
>> > Powered by <a href="http://www.kitware.com" target="_blank">www.kitware.com</a><br>
>> ><br>
>> > Visit other Kitware open-source projects at<br>
>> > <a href="http://www.kitware.com/opensource/opensource.html" target="_blank">http://www.kitware.com/opensource/opensource.html</a><br>
>> ><br>
>> > Please keep messages on-topic and check the ParaView Wiki at:<br>
>> > <a href="http://paraview.org/Wiki/ParaView" target="_blank">http://paraview.org/Wiki/ParaView</a><br>
>> ><br>
>> > Follow this link to subscribe/unsubscribe:<br>
>> > <a href="http://public.kitware.com/mailman/listinfo/paraview" target="_blank">http://public.kitware.com/mailman/listinfo/paraview</a><br>
>> ><br>
><br>
><br>
</div></div></blockquote></div><br></div>