# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=123

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**Page:** 124

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## [Python documentation for paraview.simple.OpenFoamReader ?](https://discourse.paraview.org/t/python-documentation-for-paraview-simple-openfoamreader/8527)

<div class="topic-metadata">

**Author:** [@Nicholas\_Yue](https://discourse.paraview.org/u/Nicholas_Yue)\
**Replies:** 3\
**Last updated:** [December 8, 2021, 4:50am UTC](https://discourse.paraview.org/t/python-documentation-for-paraview-simple-openfoamreader/8527 "2021-12-08T04:50:08Z")

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I browse at the following docs but could not find it. I want to find out more about the object it returns, the methods available for the objects etc. Cheers

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## [visualization problem in Paraview](https://discourse.paraview.org/t/visualization-problem-in-paraview/8576)

<div class="topic-metadata">

**Author:** [@charithaRdissanayaka](https://discourse.paraview.org/u/charithaRdissanayaka)\
**Replies:** 2\
**Last updated:** [December 8, 2021, 3:09am UTC](https://discourse.paraview.org/t/visualization-problem-in-paraview/8576 "2021-12-08T03:09:17Z")

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Please be kindly give me an advice for this error. After clicking the apply button, every time paraview output is similar to the attached image. I cannot change any options in it. So if anyone know the solution for t…

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## [When using the NVIDIA IndeX errors appear](https://discourse.paraview.org/t/when-using-the-nvidia-index-errors-appear/8570)

<div class="topic-metadata">

**Author:** [@PilotKa](https://discourse.paraview.org/u/PilotKa)\
**Replies:** 6\
**Last updated:** [December 7, 2021, 7:00pm UTC](https://discourse.paraview.org/t/when-using-the-nvidia-index-errors-appear/8570 "2021-12-07T19:00:37Z")

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When using the NVIDIA IndeX plugin for ParaView 5.10.0 on different data, the following errors appear: nvindex: 1.0 INDEX main error: Could not load library ‘nvrtc64\_102\_0.dll’: �� ������ ��������� ������. nvindex…

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## [Unable to use filters in a 3d mesh](https://discourse.paraview.org/t/unable-to-use-filters-in-a-3d-mesh/8577)

<div class="topic-metadata">

**Author:** [@ruffi92](https://discourse.paraview.org/u/ruffi92)\
**Replies:** 6\
**Last updated:** [December 7, 2021, 5:38pm UTC](https://discourse.paraview.org/t/unable-to-use-filters-in-a-3d-mesh/8577 "2021-12-07T17:38:30Z")

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Hi to all, i starting to use Paraview few days ago and i’m not so expert so sorry if the question is trivial. I obtain this 3d mesh from FreeFem++ and i want to take a slice of my domain, visualizing the tetrahedra and …

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## [Efficient way to update values of vtk array in python](https://discourse.paraview.org/t/efficient-way-to-update-values-of-vtk-array-in-python/8573)

<div class="topic-metadata">

**Author:** [@kschau](https://discourse.paraview.org/u/kschau)\
**Replies:** 2\
**Last updated:** [December 7, 2021, 3:22pm UTC](https://discourse.paraview.org/t/efficient-way-to-update-values-of-vtk-array-in-python/8573 "2021-12-07T15:22:19Z")

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I am asking this in the context of updating data arrays in a catalyst enabled simulation, though this doesnt have relate to catalyst directly. I create and initialize a multiblockdataset with all my data arrays from num…

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## [Paraview Surface LIC not working](https://discourse.paraview.org/t/paraview-surface-lic-not-working/8562)

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**Author:** [@GiorgioEid](https://discourse.paraview.org/u/GiorgioEid)\
**Replies:** 1\
**Last updated:** [December 7, 2021, 11:14am UTC](https://discourse.paraview.org/t/paraview-surface-lic-not-working/8562 "2021-12-07T11:14:18Z")

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Hello, I have simulated a simple flow over a 2D bluff body using SU2, saved my results in vtu format and I want to visualise the streamlines. I’ve loaded Surface LIC from the plug-ins and when I use stream tracer I can …

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## [Asking for delaunay 2D](https://discourse.paraview.org/t/asking-for-delaunay-2d/8473)

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**Author:** [@Unico](https://discourse.paraview.org/u/Unico)\
**Replies:** 12\
**Last updated:** [December 7, 2021, 3:12am UTC](https://discourse.paraview.org/t/asking-for-delaunay-2d/8473 "2021-12-07T03:12:44Z")

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Dear all, I’m the beginner of Paraview, so I’m quite sorry for in advance. My question is I save the data file to ‘csv’ foramt So, I follow other people’s advice import CSV file → apply filter(tables to point) → app…

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## [Unique name requirement for nodesets and sidesets](https://discourse.paraview.org/t/unique-name-requirement-for-nodesets-and-sidesets/8171)

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**Author:** [@loganharbour](https://discourse.paraview.org/u/loganharbour)\
**Replies:** 5\
**Last updated:** [December 7, 2021, 12:53am UTC](https://discourse.paraview.org/t/unique-name-requirement-for-nodesets-and-sidesets/8171 "2021-12-07T00:53:30Z")

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It appears that in 5.10.0-RC1, it is now required that names are unique across nodesets and sidesets: ERROR: Duplicate names detected. The name 'bottom' was found for both SideSet 0 and NodeSet 0. Names mu…

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## [Paraview glance](https://discourse.paraview.org/t/paraview-glance/8572)

<div class="topic-metadata">

**Author:** [@henry1](https://discourse.paraview.org/u/henry1)\
**Replies:** 1\
**Last updated:** [December 7, 2021, 12:26am UTC](https://discourse.paraview.org/t/paraview-glance/8572 "2021-12-07T00:26:03Z")

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Hello! are you going to add parallel projection to the web version?

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## [Spatial averaging](https://discourse.paraview.org/t/spatial-averaging/8520)

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**Author:** [@Robert](https://discourse.paraview.org/u/Robert)\
**Replies:** 1\
**Last updated:** [December 6, 2021, 5:04pm UTC](https://discourse.paraview.org/t/spatial-averaging/8520 "2021-12-06T17:04:43Z")

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Dear forum I have an axisymmetric geometry (a simple pipe for test) and I want to average in space the azimuthal component of the velocity. I will summarize what I have done so far: the pipe has a diameter of 0.1 \[m\]. I…

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## [SIGABRT and paraview does not start](https://discourse.paraview.org/t/sigabrt-and-paraview-does-not-start/8495)

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**Author:** [@jupyter](https://discourse.paraview.org/u/jupyter)\
**Replies:** 11\
**Last updated:** [December 6, 2021, 12:52am UTC](https://discourse.paraview.org/t/sigabrt-and-paraview-does-not-start/8495 "2021-12-06T00:52:22Z")

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I installed Paraview via the package manager pacman on Artixlinux (A derivative of Archlinux). However, I’m unable to start paraview on my machine. I also tested, a month or so ago, the binary provided by the paraview w…

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## [Parallel vs Serial post-procesing](https://discourse.paraview.org/t/parallel-vs-serial-post-procesing/8324)

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**Author:** [@Captain\_Convergence](https://discourse.paraview.org/u/Captain_Convergence)\
**Replies:** 1\
**Last updated:** [December 5, 2021, 6:30pm UTC](https://discourse.paraview.org/t/parallel-vs-serial-post-procesing/8324 "2021-12-05T18:30:25Z")

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Dear support I am trying to generate animations in Paraview but I am facing problem when using parallel post-procesing. I have attached an image where you can observe the Q-crit obtained by using multiple CPUs (top imag…

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## [Library related error pVServer](https://discourse.paraview.org/t/library-related-error-pvserver/8508)

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**Author:** [@massisenergy](https://discourse.paraview.org/u/massisenergy)\
**Replies:** 2\
**Last updated:** [December 5, 2021, 5:29pm UTC](https://discourse.paraview.org/t/library-related-error-pvserver/8508 "2021-12-05T17:29:30Z")

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With a recent update of ArchLinux, I got the error that libtbb.so.2 cannot be found. With some researching, it seems it is superseded by libtbb.so.12, so I linked it like this: ln -s /usr/lib/libtbb.so.12 /usr/lib/libt…

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## [PV 5.9.1 Will Not Launch on Windows 10](https://discourse.paraview.org/t/pv-5-9-1-will-not-launch-on-windows-10/8404)

<div class="topic-metadata">

**Author:** [@natetron](https://discourse.paraview.org/u/natetron)\
**Replies:** 6\
**Last updated:** [December 5, 2021, 2:28pm UTC](https://discourse.paraview.org/t/pv-5-9-1-will-not-launch-on-windows-10/8404 "2021-12-05T14:28:29Z")

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After what appears to be a successful installation of PV 5.9.1, when I attempt to launch the software, I see the following windows for only about 1 second before they disappear. I’m running Windows 10 Enterprise with…

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## [ParaView Viewer Options](https://discourse.paraview.org/t/paraview-viewer-options/8558)

<div class="topic-metadata">

**Author:** [@natetron](https://discourse.paraview.org/u/natetron)\
**Replies:** 2\
**Last updated:** [December 3, 2021, 6:10pm UTC](https://discourse.paraview.org/t/paraview-viewer-options/8558 "2021-12-03T18:10:52Z")

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Is there a way to create a read-only file that contains the PV items that could be accessed by users that do not have PV installed? I’m envisioning a web-based dashboard for a project site with a link to an app that woul…

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## [Running praview with amd radeon](https://discourse.paraview.org/t/running-praview-with-amd-radeon/8556)

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**Author:** [@aspillai87](https://discourse.paraview.org/u/aspillai87)\
**Replies:** 7\
**Last updated:** [December 3, 2021, 4:14pm UTC](https://discourse.paraview.org/t/running-praview-with-amd-radeon/8556 "2021-12-03T16:14:15Z")

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Hello I have Paraview 5.10 installed on Ubuntu 20.04. The workstation has two AMD Radeon VII cards. However, when I am running it appears that the cards are not utilised and the RAM usage shoots up. How can make the be…

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## [Exporting as .x3d from Paraview for Blender and maintaining names of part.](https://discourse.paraview.org/t/exporting-as-x3d-from-paraview-for-blender-and-maintaining-names-of-part/8553)

<div class="topic-metadata">

**Author:** [@Joe\_Milton](https://discourse.paraview.org/u/Joe_Milton)\
**Replies:** 0\
**Last updated:** [December 3, 2021, 9:09am UTC](https://discourse.paraview.org/t/exporting-as-x3d-from-paraview-for-blender-and-maintaining-names-of-part/8553 "2021-12-03T09:09:07Z")

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Hi, I’m working on a project that involves exporting CFD data from Paraview as .x3d and importing it into blender for Rendering. The problem is, when exported, all the parts of the Paraview case get named “Indexed\_Face…

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## [Volume rendering using .nrrd file gives invalid texture dimensions error](https://discourse.paraview.org/t/volume-rendering-using-nrrd-file-gives-invalid-texture-dimensions-error/8537)

<div class="topic-metadata">

**Author:** [@gingerichik](https://discourse.paraview.org/u/gingerichik)\
**Replies:** 3\
**Last updated:** [December 3, 2021, 8:24am UTC](https://discourse.paraview.org/t/volume-rendering-using-nrrd-file-gives-invalid-texture-dimensions-error/8537 "2021-12-03T08:24:51Z")

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I am using ParaView 5.10-RC1 and am running into ‘invalid texture dimensions’ error when trying to render a volume. I recently updated to Mac OS Monterey, and didn’t have this problem previously. My data is only an 8 ima…

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## [Overlay configuration at two different time steps](https://discourse.paraview.org/t/overlay-configuration-at-two-different-time-steps/8535)

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**Author:** [@Aakash](https://discourse.paraview.org/u/Aakash)\
**Replies:** 5\
**Last updated:** [December 2, 2021, 5:43pm UTC](https://discourse.paraview.org/t/overlay-configuration-at-two-different-time-steps/8535 "2021-12-02T17:43:03Z")

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Hi Everyone, I wish to overlay the configuration of my analysis at the first and the last time steps for depicting the total deformation pictorially. Could anyone please help with this! Thanks with regards, Aakash

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## [Plot Data](https://discourse.paraview.org/t/plot-data/8486)

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**Author:** [@Pradip\_Aryal](https://discourse.paraview.org/u/Pradip_Aryal)\
**Replies:** 4\
**Last updated:** [December 2, 2021, 3:47pm UTC](https://discourse.paraview.org/t/plot-data/8486 "2021-12-02T15:47:50Z")

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Hi Mathieau, I have this kind of iso-surface (alpha = 0.5). Now I would like to plot Max(U(mag)) on that surface over time. Is it something we can do with Python ProgrammableFilter. Could you please give some hint. (S…

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## [greyed out feature edges filter](https://discourse.paraview.org/t/greyed-out-feature-edges-filter/8544)

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**Author:** [@parailjar](https://discourse.paraview.org/u/parailjar)\
**Replies:** 1\
**Last updated:** [December 2, 2021, 9:37am UTC](https://discourse.paraview.org/t/greyed-out-feature-edges-filter/8544 "2021-12-02T09:37:26Z")

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I’m trying to extract the data on the feature edges of my model, however it is greyed out for some reason. The other filters are working fine. See picture. Paraview can read the feature edges as is displayed in the l…

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## [TECPLOT File loads in Windows but not Linux](https://discourse.paraview.org/t/tecplot-file-loads-in-windows-but-not-linux/8532)

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**Author:** [@DoctorPressure8](https://discourse.paraview.org/u/DoctorPressure8)\
**Replies:** 3\
**Last updated:** [December 2, 2021, 9:21am UTC](https://discourse.paraview.org/t/tecplot-file-loads-in-windows-but-not-linux/8532 "2021-12-02T09:21:27Z")

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Hi, My code creates a TECPLOT .plt file and this loads fine in TECPLOT and in Paraview on my Windows PC but will not load on my Linux Laptop. It says something about “Meshes not found”. I wonder if it’s not choosing the…

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## [OpenFOAM mesh : naming convention and hiding](https://discourse.paraview.org/t/openfoam-mesh-naming-convention-and-hiding/8523)

<div class="topic-metadata">

**Author:** [@Nicholas\_Yue](https://discourse.paraview.org/u/Nicholas_Yue)\
**Replies:** 1\
**Last updated:** [December 1, 2021, 3:45pm UTC](https://discourse.paraview.org/t/openfoam-mesh-naming-convention-and-hiding/8523 "2021-12-01T15:45:10Z")

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I am load an OpenFOAM results I downloaded from SimScale I am wondering if there is a convention (naming or otherwise) where we can hide the simulation bound mesh and see only the inside mesh (blue in the example) ? I …

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## [Create and merge data array](https://discourse.paraview.org/t/create-and-merge-data-array/8513)

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**Author:** [@fdekerme](https://discourse.paraview.org/u/fdekerme)\
**Replies:** 4\
**Last updated:** [December 1, 2021, 8:29am UTC](https://discourse.paraview.org/t/create-and-merge-data-array/8513 "2021-12-01T08:29:57Z")

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Hello, (Paraview 5.10.0-RC1 on Windows10) I’m trying to use the LagrangianParticleTrancker, and I’m wondering how to set the “Flow Density” and “Flow Dynamic Viscosity” parameters. In my simulation (in SimVascular), t…

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## [Plugin with multiple custom filters](https://discourse.paraview.org/t/plugin-with-multiple-custom-filters/8424)

<div class="topic-metadata">

**Author:** [@anthomas](https://discourse.paraview.org/u/anthomas)\
**Replies:** 8\
**Last updated:** [November 30, 2021, 5:26pm UTC](https://discourse.paraview.org/t/plugin-with-multiple-custom-filters/8424 "2021-11-30T17:26:38Z")

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I have two separate plugins that add filters to paraview. The plugins expose different existing filters. When I load both plugins into paraview, selecting either added filter loads the same interface in the pipeline unde…

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## [Vector images in paraview](https://discourse.paraview.org/t/vector-images-in-paraview/8510)

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**Author:** [@Trailer1](https://discourse.paraview.org/u/Trailer1)\
**Replies:** 4\
**Last updated:** [November 30, 2021, 3:15pm UTC](https://discourse.paraview.org/t/vector-images-in-paraview/8510 "2021-11-30T15:15:34Z")

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Hello I have been using paraview 3.98 for getting vectorial images (and it seems to work fine!). Why was this feature removed? Is there anyway to get vector images in newer versions of paraview? Can this feature be re…

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## [client connect to server with errors \`Failed to create a proxy for the requested view type: "RenderView"\`](https://discourse.paraview.org/t/client-connect-to-server-with-errors-failed-to-create-a-proxy-for-the-requested-view-type-renderview/8500)

<div class="topic-metadata">

**Author:** [@Yang](https://discourse.paraview.org/u/Yang)\
**Replies:** 3\
**Last updated:** [November 30, 2021, 9:58am UTC](https://discourse.paraview.org/t/client-connect-to-server-with-errors-failed-to-create-a-proxy-for-the-requested-view-type-renderview/8500 "2021-11-30T09:58:22Z")

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The package is installed by spack find -dl paraview@5.10.0-RC1+mpi+python3+osmesa+cuda+hdf5^llvm@11.1.0%gcc@8.5.0 Then I start on the server with pvserver The logs in the server is z2yang@AMAs3:~$ pvserver Waiting f…

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## [SaveScreenshot Rendering Artifacts](https://discourse.paraview.org/t/savescreenshot-rendering-artifacts/8499)

<div class="topic-metadata">

**Author:** [@wstevens](https://discourse.paraview.org/u/wstevens)\
**Replies:** 3\
**Last updated:** [November 30, 2021, 9:07am UTC](https://discourse.paraview.org/t/savescreenshot-rendering-artifacts/8499 "2021-11-30T09:07:51Z")

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I am using ParaView 5.9.1 to generate this image, and I have noticed some strange rendering artifacts in the image that is output. test.tiff (288.1 KB) My laptop screen has a maximum resolution of 1920x1080. I am able …

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## [How to extract the value of a field in Python annotation filter](https://discourse.paraview.org/t/how-to-extract-the-value-of-a-field-in-python-annotation-filter/8280)

<div class="topic-metadata">

**Author:** [@AE3X](https://discourse.paraview.org/u/AE3X)\
**Replies:** 1\
**Last updated:** [November 29, 2021, 6:13pm UTC](https://discourse.paraview.org/t/how-to-extract-the-value-of-a-field-in-python-annotation-filter/8280 "2021-11-29T18:13:23Z")

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Hello, Here is what I am trying to do with the Python Annotation filter. in Paraview 5.6.0 (on Ubuntu 20.04) inputs\[0\].CellData\['myVariable'\]\[0\] The output is: I can see the type of of the output as follows: type(…

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## [LagrangianParticleTracker issue](https://discourse.paraview.org/t/lagrangianparticletracker-issue/8507)

<div class="topic-metadata">

**Author:** [@fdekerme](https://discourse.paraview.org/u/fdekerme)\
**Replies:** 2\
**Last updated:** [November 29, 2021, 3:51pm UTC](https://discourse.paraview.org/t/lagrangianparticletracker-issue/8507 "2021-11-29T15:51:39Z")

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Hello, I am starting to use Paraview 5.10.0-RC1 on Windows10 to do Lagrangian Particle Tracking. I start by loading a .vtu file generated with SimVascular, which contains the velocity and pressure map (all\_results\_00\*)…

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