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    I'm experiencing a crash with recent git master opening a simple vti
    file. error message says<br>
    <br>
    <blockquote>vtkImageData (0x1772890): No Scalar Field has been
      specified - assuming 1 component!<br>
    </blockquote>
    <br>
    the datafile in question has a single vector field and no scalars.
    Full output and stack below. Bug report has the dataset: <a
      href="http://paraview.org/Bug/view.php?id=14081">http://paraview.org/Bug/view.php?id=14081</a><br>
    <br>
    $bin/paraview &amp; mpiexec -np 2 bin/pvserver <br>
    [21] 19618<br>
    Waiting for client...<br>
    Connection URL: cs://missmarple:11111<br>
    Accepting connection(s): missmarple:11111<br>
    PV_SERVER_PORT=11111<br>
    Client connected.<br>
    ERROR: In
    /work/ext/ParaView/sqtk-pv/ParaView/VTK/Common/DataModel/vtkImageData.cxx,
    line 1201<br>
    vtkImageData (0x1772890): No Scalar Field has been specified -
    assuming 1 component!<br>
    <br>
    ERROR: In
    /work/ext/ParaView/sqtk-pv/ParaView/VTK/Common/DataModel/vtkImageData.cxx,
    line 1201<br>
    vtkImageData (0x1772890): No Scalar Field has been specified -
    assuming 1 component!<br>
    <br>
    <br>
    =========================================================<br>
    Process id 19621 Caught SIGSEGV address not mapped to object<br>
    Program Stack:<br>
    &nbsp; /work/ext/ParaView/sqtk-pv/PV/lib/libvtksys-pv4.0.so.1(+0x51abe)
    [0x7f763a965abe]<br>
    &nbsp; /lib/x86_64-linux-gnu/libc.so.6(+0x364a0) [0x7f764d39e4a0]<br>
    &nbsp; /lib/x86_64-linux-gnu/libc.so.6(+0x8c52b) [0x7f764d3f452b]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkFiltersCore-pv4.0.so.1(_ZN14vtkImageAppend10InitOutputEPiP12vtkImageData+0x151)
    [0x7f763c1d5f5f]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkFiltersCore-pv4.0.so.1(_ZN14vtkImageAppend19ThreadedRequestDataEP14vtkInformationPP20vtkInformationVectorS3_PPP12vtkImageDataS7_Pii+0x57)
    [0x7f763c1d5fef]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(+0xc5dd5)
    [0x7f763bbbbdd5]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonCore-pv4.0.so.1(_ZN16vtkMultiThreader19SingleMethodExecuteEv+0x446)
    [0x7f764df62146]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN25vtkThreadedImageAlgorithm11RequestDataEP14vtkInformationPP20vtkInformationVectorS3_+0x3ae)
    [0x7f763bbbc192]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN17vtkImageAlgorithm14ProcessRequestEP14vtkInformationPP20vtkInformationVectorS3_+0x5e)
    [0x7f763bb9b69e]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN12vtkExecutive13CallAlgorithmEP14vtkInformationiPP20vtkInformationVectorS3_+0x87)
    [0x7f763bb914cf]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN23vtkDemandDrivenPipeline11ExecuteDataEP14vtkInformationPP20vtkInformationVectorS3_+0x6f)
    [0x7f763bb7ed67]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN24vtkCompositeDataPipeline11ExecuteDataEP14vtkInformationPP20vtkInformationVectorS3_+0x3f9)
    [0x7f763bb7488b]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN23vtkDemandDrivenPipeline14ProcessRequestEP14vtkInformationPP20vtkInformationVectorS3_+0x517)
    [0x7f763bb7e4c1]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN32vtkStreamingDemandDrivenPipeline14ProcessRequestEP14vtkInformationPP20vtkInformationVectorS3_+0xa10)
    [0x7f763bbb0e14]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN23vtkDemandDrivenPipeline10UpdateDataEi+0x2d8)
    [0x7f763bb7ebb0]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN32vtkStreamingDemandDrivenPipeline6UpdateEi+0xf8)
    [0x7f763bbb1076]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN12vtkAlgorithm6UpdateEi+0x32)
    [0x7f763bb6cfba]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN12vtkAlgorithm6UpdateEv+0x4d)
    [0x7f763bb6cf85]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVVTKExtensionsCore-pv4.0.so.1(_ZN31vtkMultiProcessControllerHelper11MergePiecesERSt6vectorI15vtkSmartPointerI13vtkDataObjectESaIS3_EEPS2_+0x52c)
    [0x7f7645d44fc0]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVClientServerCoreRendering-pv4.0.so.1(+0x10073f)
    [0x7f7646bd973f]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVClientServerCoreRendering-pv4.0.so.1(_ZN14vtkMPIMoveData25ReconstructDataFromBufferEP13vtkDataObject+0x6c1)
    [0x7f7646bde2df]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVClientServerCoreRendering-pv4.0.so.1(_ZN14vtkMPIMoveData22DataServerGatherToZeroEP13vtkDataObjectS1_+0x3c3)
    [0x7f7646bdc385]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVClientServerCoreRendering-pv4.0.so.1(_ZN14vtkMPIMoveData11RequestDataEP14vtkInformationPP20vtkInformationVectorS3_+0x75d)
    [0x7f7646bdb455]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN25vtkPassInputTypeAlgorithm14ProcessRequestEP14vtkInformationPP20vtkInformationVectorS3_+0x5e)
    [0x7f763bba8bc4]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN12vtkExecutive13CallAlgorithmEP14vtkInformationiPP20vtkInformationVectorS3_+0x87)
    [0x7f763bb914cf]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN23vtkDemandDrivenPipeline11ExecuteDataEP14vtkInformationPP20vtkInformationVectorS3_+0x6f)
    [0x7f763bb7ed67]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN24vtkCompositeDataPipeline11ExecuteDataEP14vtkInformationPP20vtkInformationVectorS3_+0x3f9)
    [0x7f763bb7488b]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN23vtkDemandDrivenPipeline14ProcessRequestEP14vtkInformationPP20vtkInformationVectorS3_+0x517)
    [0x7f763bb7e4c1]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN32vtkStreamingDemandDrivenPipeline14ProcessRequestEP14vtkInformationPP20vtkInformationVectorS3_+0xa10)
    [0x7f763bbb0e14]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN23vtkDemandDrivenPipeline10UpdateDataEi+0x2d8)
    [0x7f763bb7ebb0]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN32vtkStreamingDemandDrivenPipeline6UpdateEi+0xf8)
    [0x7f763bbb1076]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN12vtkAlgorithm6UpdateEi+0x32)
    [0x7f763bb6cfba]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkCommonExecutionModel-pv4.0.so.1(_ZN12vtkAlgorithm6UpdateEv+0x4d)
    [0x7f763bb6cf85]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVClientServerCoreRendering-pv4.0.so.1(_ZN24vtkPVDataDeliveryManager7DeliverEijPj+0x21e)
    [0x7f7646bf0c9a]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVClientServerCoreRendering-pv4.0.so.1(_ZN15vtkPVRenderView7DeliverEijPj+0x53)
    [0x7f7646c1f1df]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVServerManagerApplication-pv4.0.so.1(_Z22vtkPVRenderViewCommandP26vtkClientServerInterpreterP13vtkObjectBasePKcRK21vtkClientServerStreamRS5_+0x64d7)
    [0x7f764f854a5e]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkClientServer-pv4.0.so.1(_ZN26vtkClientServerInterpreter20ProcessCommandInvokeERK21vtkClientServerStreami+0x18e)
    [0x7f763f646f5c]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkClientServer-pv4.0.so.1(_ZN26vtkClientServerInterpreter17ProcessOneMessageERK21vtkClientServerStreami+0x135)
    [0x7f763f64668d]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkClientServer-pv4.0.so.1(_ZN26vtkClientServerInterpreter13ProcessStreamERK21vtkClientServerStream+0x2f)
    [0x7f763f646527]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVServerImplementationCore-pv4.0.so.1(_ZN16vtkPVSessionCore21ExecuteStreamInternalERK21vtkClientServerStreamb+0xdb)
    [0x7f764e99b31f]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVServerImplementationCore-pv4.0.so.1(_ZN16vtkPVSessionCore13ExecuteStreamEjRK21vtkClientServerStreamb+0x1f2)
    [0x7f764e99b122]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVServerImplementationCore-pv4.0.so.1(_ZN16vtkPVSessionBase13ExecuteStreamEjRK21vtkClientServerStreamb+0x5e)
    [0x7f764e997a7e]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVServerImplementationCore-pv4.0.so.1(_ZN18vtkPVSessionServer24OnClientServerMessageRMIEPvi+0x47b)
    [0x7f764e9a7401]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVServerImplementationCore-pv4.0.so.1(+0xaf9bc)
    [0x7f764e9a59bc]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkParallelCore-pv4.0.so.1(_ZN25vtkMultiProcessController10ProcessRMIEiPvii+0x38d)
    [0x7f764e3524af]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkParallelCore-pv4.0.so.1(_ZN25vtkMultiProcessController11ProcessRMIsEii+0x63c)
    [0x7f764e35205e]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVClientServerCoreCore-pv4.0.so.1(_ZN26vtkTCPNetworkAccessManager21ProcessEventsInternalEmb+0x43f)
    [0x7f764e6aa599]<br>
    &nbsp;
    /work/ext/ParaView/sqtk-pv/PV/lib/libvtkPVClientServerCoreCore-pv4.0.so.1(_ZN26vtkTCPNetworkAccessManager13ProcessEventsEm+0x28)
    [0x7f764e6aa158]<br>
    &nbsp; bin/pvserver() [0x401703]<br>
    &nbsp; bin/pvserver(main+0x25) [0x4017b5]<br>
    &nbsp; /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed)
    [0x7f764d38976d]<br>
    &nbsp; bin/pvserver() [0x4013f9]<br>
    =========================================================<br>
    <br>
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