# Top

**URL:** https://discourse.paraview.org/top.md?page=126&period=all

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**Page:** 127

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## [Find Data with Query selection doesn't work](https://discourse.paraview.org/t/find-data-with-query-selection-doesnt-work/4873)

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**Author:** [@emmanuel\_madarassou1](https://discourse.paraview.org/u/emmanuel_madarassou1)\
**Replies:** 1\
**Last updated:** [July 17, 2020, 12:28pm UTC](https://discourse.paraview.org/t/find-data-with-query-selection-doesnt-work/4873 "2020-07-17T12:28:57Z")

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Hi everyone, I’m trying to select cells from a vtu by his name with the Find Data widget. I’m getting this error: Expression '(GeometryNames == " did not produce a valid mask array Here is my find data input: ")’ Wha…

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## [Documentation should have link for reporting issues](https://discourse.paraview.org/t/documentation-should-have-link-for-reporting-issues/9811)

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**Author:** [@rweigel](https://discourse.paraview.org/u/rweigel)\
**Replies:** 3\
**Last updated:** [June 15, 2022, 2:55pm UTC](https://discourse.paraview.org/t/documentation-should-have-link-for-reporting-issues/9811 "2022-06-15T14:55:14Z")

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I found an error in the documentation 5. Programmable Filter — ParaView Documentation 5.10.0 documentation and it is not clear where I should report the issue. (Helix script will not work in ParaView versions that use …

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## [VR capture model](https://discourse.paraview.org/t/vr-capture-model/2259)

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**Author:** [@RisingYoung](https://discourse.paraview.org/u/RisingYoung)\
**Replies:** 0\
**Last updated:** [July 19, 2019, 2:33am UTC](https://discourse.paraview.org/t/vr-capture-model/2259 "2019-07-19T02:33:39Z")

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Hello, I created 3 Spheres in ParaView, use the VR function, enter the grab mode, and found the following problems: Only one sphere can be grab at a time. How can I set up three spheres as a whole, grab any sphere, and …

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## [What is UpdatePipeline?](https://discourse.paraview.org/t/what-is-updatepipeline/14158)

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**Author:** [@joint](https://discourse.paraview.org/u/joint)\
**Replies:** 2\
**Last updated:** [March 14, 2024, 3:16pm UTC](https://discourse.paraview.org/t/what-is-updatepipeline/14158 "2024-03-14T15:16:24Z")

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Hello everyone! This documentation mentions UpdatePipeline in Consider a filter proxy, say Clip , which has an input set via a InputProperty and a implicit function set via a ProxyProperty. If either the input or the …

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## [How to delete or update a preset from Python](https://discourse.paraview.org/t/how-to-delete-or-update-a-preset-from-python/12548)

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**Author:** [@Rojj](https://discourse.paraview.org/u/Rojj)\
**Replies:** 2\
**Last updated:** [July 20, 2023, 4:11pm UTC](https://discourse.paraview.org/t/how-to-delete-or-update-a-preset-from-python/12548 "2023-07-20T16:11:10Z")

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Is it possible to update or delete a preset using Python? I could not find it in the docs My application uses some custom presets that are loaded with a script when ParaView starts. for colormap in results\["presets"\]\["…

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## [Extrude individual countries from shapefile world map](https://discourse.paraview.org/t/extrude-individual-countries-from-shapefile-world-map/11662)

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**Author:** [@\_Marco](https://discourse.paraview.org/u/_Marco)\
**Replies:** 2\
**Last updated:** [March 20, 2023, 11:04am UTC](https://discourse.paraview.org/t/extrude-individual-countries-from-shapefile-world-map/11662 "2023-03-20T11:04:18Z")

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Dear Members, i have a shapefile, a world map, containing a bit more than 200 countries and their political boundaries. From that, I would like to “extrude” user-defined, individual countries, by assigning a scalar tha…

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## [Gradient background not working?](https://discourse.paraview.org/t/gradient-background-not-working/7841)

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**Author:** [@datathing](https://discourse.paraview.org/u/datathing)\
**Replies:** 2\
**Last updated:** [August 19, 2021, 7:07pm UTC](https://discourse.paraview.org/t/gradient-background-not-working/7841 "2021-08-19T19:07:28Z")

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Hi, I have ParaView 5.9.1 and tried to set a background gradient, but the second colour does not seem to be detected (ParaView only renders this is black): Is this a known bug? Is there a work around? Thanks!

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## [Sum up scalar along the path of a StreamTracer](https://discourse.paraview.org/t/sum-up-scalar-along-the-path-of-a-streamtracer/3143)

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**Author:** [@fantasio](https://discourse.paraview.org/u/fantasio)\
**Replies:** 1\
**Last updated:** [December 9, 2019, 10:25am UTC](https://discourse.paraview.org/t/sum-up-scalar-along-the-path-of-a-streamtracer/3143 "2019-12-09T10:25:34Z")

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Hi, i want to use the StreamTracer and sum up the values of a point value along its streamlines. So along of one streamline, the longer the path becomes, the sum increases. Next is i want to visualize the new calculated…

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## [Too dark water material when rendering](https://discourse.paraview.org/t/too-dark-water-material-when-rendering/16316)

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**Author:** [@Kompe](https://discourse.paraview.org/u/Kompe)\
**Replies:** 5\
**Last updated:** [March 13, 2025, 2:22pm UTC](https://discourse.paraview.org/t/too-dark-water-material-when-rendering/16316 "2025-03-13T14:22:18Z")

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Good day, everyone. I’m starting to learn about the raytracing and rendering possibilities in ParaView to make my OpenFOAM results prettier. They usually involve water and free surfaces for my part, so to have a sort of…

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## [Unable to read VTU file using OpenDataFile with pvpython](https://discourse.paraview.org/t/unable-to-read-vtu-file-using-opendatafile-with-pvpython/14928)

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**Author:** [@Leflak](https://discourse.paraview.org/u/Leflak)\
**Replies:** 5\
**Last updated:** [June 26, 2024, 11:36am UTC](https://discourse.paraview.org/t/unable-to-read-vtu-file-using-opendatafile-with-pvpython/14928 "2024-06-26T11:36:54Z")

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Hello everyone, I am trying to read a VTU file (which represents the deformation from a numerical simulation) and perform a porosity study by analyzing the amount of void in the 3D object. To do this, I am performing sl…

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## [Plotting spin textures](https://discourse.paraview.org/t/plotting-spin-textures/12990)

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**Author:** [@vshah181](https://discourse.paraview.org/u/vshah181)\
**Replies:** 2\
**Last updated:** [October 9, 2023, 7:49am UTC](https://discourse.paraview.org/t/plotting-spin-textures/12990 "2023-10-09T07:49:31Z")

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Hello, I am new to ParaView and I would like to plot spin textures in condensed matter systems. I have two csv files (containing energies and spins) which I am trying to plot. So far I have something like this: but a…

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## [Volume Viewing Issue](https://discourse.paraview.org/t/volume-viewing-issue/5650)

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**Author:** [@Jessblair11](https://discourse.paraview.org/u/Jessblair11)\
**Replies:** 2\
**Last updated:** [October 25, 2020, 9:38pm UTC](https://discourse.paraview.org/t/volume-viewing-issue/5650 "2020-10-25T21:38:49Z")

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Hello! I am trying to view the volume of a .vtu file at a certain timestep, but whenever I use the drop down box and click on “volume”, my ParaView Layout turns pitch black. I have included a screenshot for reference. A…

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## [Building ParaView with ADIOS2](https://discourse.paraview.org/t/building-paraview-with-adios2/16522)

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**Author:** [@ia267](https://discourse.paraview.org/u/ia267)\
**Replies:** 4\
**Last updated:** [April 24, 2025, 4:48pm UTC](https://discourse.paraview.org/t/building-paraview-with-adios2/16522 "2025-04-24T16:48:30Z")

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Hi! I’m trying to build ParaView on my machine so that it can read ADIOS2 (BP) files. I was following this topic and using the following flags: -DPARAVIEW\_USE\_MPI=ON -DPARAVIEW\_USE\_ADIOS2=ON. CMake Warning: Manuall…

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## [Opacity issue paraview 5.11](https://discourse.paraview.org/t/opacity-issue-paraview-5-11/11278)

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**Author:** [@Ali\_Rahnama](https://discourse.paraview.org/u/Ali_Rahnama)\
**Replies:** 4\
**Last updated:** [February 10, 2023, 1:32pm UTC](https://discourse.paraview.org/t/opacity-issue-paraview-5-11/11278 "2023-02-10T13:32:53Z")

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Showing contours with opacity less than one makes buggy on paraview 5.11 when it’s running through python. One of my friends has experience same issue on paraview software itself.

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## [Vall failures](https://discourse.paraview.org/t/vall-failures/2443)

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**Author:** [@mwestphal](https://discourse.paraview.org/u/mwestphal)\
**Replies:** 0\
**Last updated:** [August 16, 2019, 1:29pm UTC](https://discourse.paraview.org/t/vall-failures/2443 "2019-08-16T13:29:47Z")

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Vall fails systematically on pvcs.MultiBlockVolumeRendering pvcs.UseDataPartitions https://open.cdash.org/viewTest.php?onlyfailed&buildid=6059652 Anyone looking into that ? Also Shawn is still vall maintainer accord…

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## [Filters not available !](https://discourse.paraview.org/t/filters-not-available/16472)

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**Author:** [@Nour\_Touil](https://discourse.paraview.org/u/Nour_Touil)\
**Replies:** 2\
**Last updated:** [April 15, 2025, 1:47pm UTC](https://discourse.paraview.org/t/filters-not-available/16472 "2025-04-15T13:47:28Z")

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Hi ! I’m about to use ParaView to visualize a julia simulation in order to make it more realistic (2D to 3D ) but the filters i need aren’t available ( like warp by scalar ) , i already convert the outputs to .vtu . I…

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## [Representing fields of functions on the unit sphere using e.g. 3D Glyph](https://discourse.paraview.org/t/representing-fields-of-functions-on-the-unit-sphere-using-e-g-3d-glyph/12222)

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**Author:** [@leoniel](https://discourse.paraview.org/u/leoniel)\
**Replies:** 2\
**Last updated:** [June 6, 2023, 11:51am UTC](https://discourse.paraview.org/t/representing-fields-of-functions-on-the-unit-sphere-using-e-g-3d-glyph/12222 "2023-06-06T11:51:22Z")

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Hi, I have a long-standing issue where I struggle to find a good way to plot fields of spherical functions in VTK-based software, including ParaView. What I have is: A large-ish dataset which consists of (N, M) scalar…

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

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**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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## [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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## [Paraview-Glance The need for live server](https://discourse.paraview.org/t/paraview-glance-the-need-for-live-server/6690)

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**Author:** [@devngc](https://discourse.paraview.org/u/devngc)\
**Replies:** 1\
**Last updated:** [March 15, 2021, 2:38pm UTC](https://discourse.paraview.org/t/paraview-glance-the-need-for-live-server/6690 "2021-03-15T14:38:38Z")

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Hi, I built a local instance of Paraview-Glance and edited the interface. Only made changes in the glance.f7a92c46baf3e424c5b4.js. When I try to load files I see this error. glance-external-Workbox.878508a61ecced2e9e9…

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## [custom property widget doesn't show up](https://discourse.paraview.org/t/custom-property-widget-doesnt-show-up/4561)

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**Author:** [@Yoshino](https://discourse.paraview.org/u/Yoshino)\
**Replies:** 1\
**Last updated:** [June 12, 2020, 4:18am UTC](https://discourse.paraview.org/t/custom-property-widget-doesnt-show-up/4561 "2020-06-12T04:18:01Z")

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I want to display the DoubleVectorProperty with an exclusive group of QRadioButton, each of which reflects a double value, by paraview’s custom propertiesPanel mechanism. Referring to example pqMyPropertyWidget from par…

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## [Can the animation be achieved in VR of Paraview?](https://discourse.paraview.org/t/can-the-animation-be-achieved-in-vr-of-paraview/5446)

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**Author:** [@lijian\_cug](https://discourse.paraview.org/u/lijian_cug)\
**Replies:** 0\
**Last updated:** [September 29, 2020, 12:25am UTC](https://discourse.paraview.org/t/can-the-animation-be-achieved-in-vr-of-paraview/5446 "2020-09-29T00:25:45Z")

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Dear Sir or Ms: Now I have CFD code can produce live data into Paraview through Catalyst, so I want to know whether the animation can be achieved in VR of Paraview to animate the live data? I think the rendering process…

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## [SC19 Workshop Call for Papers: ISAV 2019: In Situ Infrastructures for Enabling Extreme-Scale Analysis and Visualization](https://discourse.paraview.org/t/sc19-workshop-call-for-papers-isav-2019-in-situ-infrastructures-for-enabling-extreme-scale-analysis-and-visualization/2183)

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**Author:** [@Earl\_Duque](https://discourse.paraview.org/u/Earl_Duque)\
**Replies:** 0\
**Last updated:** [July 8, 2019, 10:46pm UTC](https://discourse.paraview.org/t/sc19-workshop-call-for-papers-isav-2019-in-situ-infrastructures-for-enabling-extreme-scale-analysis-and-visualization/2183 "2019-07-08T22:46:28Z")

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ISAV 2019: In Situ Infrastructures for Enabling Extreme-Scale Analysis and Visualization Held in conjunction with SC19: The International Conference on High Performance Computing, Networking, Storage and Analysis ISAV…

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## [how to read .nc file in paraview](https://discourse.paraview.org/t/how-to-read-nc-file-in-paraview/2103)

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**Author:** [@JRK](https://discourse.paraview.org/u/JRK)\
**Replies:** 0\
**Last updated:** [June 25, 2019, 2:10pm UTC](https://discourse.paraview.org/t/how-to-read-nc-file-in-paraview/2103 "2019-06-25T14:10:51Z")

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I am not able to load my data file which has .nc format in paraview.

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## [Creating paths for particles from Acutrace/HyperWorks CFD (Particle Tracing)](https://discourse.paraview.org/t/creating-paths-for-particles-from-acutrace-hyperworks-cfd-particle-tracing/12816)

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**Author:** [@Bkubera](https://discourse.paraview.org/u/Bkubera)\
**Replies:** 4\
**Last updated:** [October 23, 2023, 8:32am UTC](https://discourse.paraview.org/t/creating-paths-for-particles-from-acutrace-hyperworks-cfd-particle-tracing/12816 "2023-10-23T08:32:14Z")

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Hello, I used build-in particle tracing w HyperWorks CFD from which I got ensight file static\_mixer.trace.case. It gives me position of predefined particles at every time step and now I would like to see the paths of eac…

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## [Paraview Glance not rendering on Edge or Chrome, only on Firefox](https://discourse.paraview.org/t/paraview-glance-not-rendering-on-edge-or-chrome-only-on-firefox/14734)

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**Author:** [@ArmoredCat](https://discourse.paraview.org/u/ArmoredCat)\
**Replies:** 7\
**Last updated:** [August 7, 2024, 2:20pm UTC](https://discourse.paraview.org/t/paraview-glance-not-rendering-on-edge-or-chrome-only-on-firefox/14734 "2024-08-07T14:20:26Z")

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Hello everybody! I have following problem, namely that Paraview Glance will not render the object on Edge or Chrome, only on Firefox. I have appended both the html file I loaded in, the html file I generated the html wi…

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## [How to modify glyph properties through python](https://discourse.paraview.org/t/how-to-modify-glyph-properties-through-python/9099)

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**Author:** [@bastian](https://discourse.paraview.org/u/bastian)\
**Replies:** 1\
**Last updated:** [March 2, 2022, 12:08pm UTC](https://discourse.paraview.org/t/how-to-modify-glyph-properties-through-python/9099 "2022-03-02T12:08:09Z")

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Does anyone know a way to change glyph properties through a python script? https://gitlab.kitware.com/paraview/paraview/-/issues/21273

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## [How to plot flooding zeros data?](https://discourse.paraview.org/t/how-to-plot-flooding-zeros-data/7875)

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**Author:** [@aquanaut](https://discourse.paraview.org/u/aquanaut)\
**Replies:** 1\
**Last updated:** [August 28, 2021, 9:06am UTC](https://discourse.paraview.org/t/how-to-plot-flooding-zeros-data/7875 "2021-08-28T09:06:06Z")

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The sizes may be too large that the plot is so ugly. How can plot these data to smooth the isosurface? data11.csv (2.1 KB) data22.csv (23.6 KB) Thank you very much.

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## [finding the coordinates of 1 particle in the system](https://discourse.paraview.org/t/finding-the-coordinates-of-1-particle-in-the-system/5851)

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**Author:** [@sgcgrif3](https://discourse.paraview.org/u/sgcgrif3)\
**Replies:** 1\
**Last updated:** [November 20, 2020, 3:04pm UTC](https://discourse.paraview.org/t/finding-the-coordinates-of-1-particle-in-the-system/5851 "2020-11-20T15:04:08Z")

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I have a model of particles falling from a hopper into a box. I have paused the model at a certain time step and I want to find the coordinates of one particular particle in the model, in order to use these coordinates …

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## [Question about using slice in pvpython](https://discourse.paraview.org/t/question-about-using-slice-in-pvpython/3897)

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**Author:** [@tabeach](https://discourse.paraview.org/u/tabeach)\
**Replies:** 1\
**Last updated:** [March 27, 2020, 2:38am UTC](https://discourse.paraview.org/t/question-about-using-slice-in-pvpython/3897 "2020-03-27T02:38:18Z")

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I’ve used Slice and IntegrateVariables/SurfaceFlow using Pot3d Datasets for post processing. I’ve tried to extend that by creating new Arrays beyond the 5 variables initially read in. I can use Calculator for simple eq…

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## [Adding Python Packages to ParaView Superbuild using toml](https://discourse.paraview.org/t/adding-python-packages-to-paraview-superbuild-using-toml/12518)

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**Author:** [@HollowSun0](https://discourse.paraview.org/u/HollowSun0)\
**Replies:** 2\
**Last updated:** [July 25, 2023, 7:07pm UTC](https://discourse.paraview.org/t/adding-python-packages-to-paraview-superbuild-using-toml/12518 "2023-07-25T19:07:49Z")

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I see that superbuild\_add\_project\_python\_toml(\<NAME\> \<ARG\>...) macro is present in common-superbuild’s cmake/SuperbuildMacros.cmake but it’s never been used anywhere. Is there any documentation supporting the usage of t…

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## [script generated with trace doesn't work with pvbatch](https://discourse.paraview.org/t/script-generated-with-trace-doesnt-work-with-pvbatch/7735)

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**Author:** [@hopitigala](https://discourse.paraview.org/u/hopitigala)\
**Replies:** 2\
**Last updated:** [March 17, 2023, 4:52pm UTC](https://discourse.paraview.org/t/script-generated-with-trace-doesnt-work-with-pvbatch/7735 "2023-03-17T16:52:22Z")

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xz\_animation\_vortmag\_vtk\_series\_batch.py (6.7 KB) Attached is a file generated using paraview trace utility. The scripts runs without any error when runscript is used in gui. However, the script fails when pvbatch comma…

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## [Software stuck at data selection using can.ex2 example](https://discourse.paraview.org/t/software-stuck-at-data-selection-using-can-ex2-example/5336)

<div class="topic-metadata">

**Author:** [@CJustin](https://discourse.paraview.org/u/CJustin)\
**Replies:** 2\
**Last updated:** [September 14, 2020, 10:27pm UTC](https://discourse.paraview.org/t/software-stuck-at-data-selection-using-can-ex2-example/5336 "2020-09-14T22:27:32Z")

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This is my first time using paraview and when I follow a tutorial online to use can.ex2 as the data input and use Find Data to select a section in this file, it get stuck when I click the run selection query and I have…

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## [Catalyst2 break point](https://discourse.paraview.org/t/catalyst2-break-point/13156)

<div class="topic-metadata">

**Author:** [@m.novak](https://discourse.paraview.org/u/m.novak)\
**Replies:** 6\
**Last updated:** [November 28, 2023, 9:01am UTC](https://discourse.paraview.org/t/catalyst2-break-point/13156 "2023-11-28T09:01:19Z")

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Dear support. I implemented catalystV2 adaptor for our code base. It functions well, the only thing I noticed is that the breakpoints does not work. Only pause and continue. I set root/catalyst/state/time as double. T…

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## [Running a script in pvpython](https://discourse.paraview.org/t/running-a-script-in-pvpython/12491)

<div class="topic-metadata">

**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 3\
**Last updated:** [July 29, 2023, 10:33pm UTC](https://discourse.paraview.org/t/running-a-script-in-pvpython/12491 "2023-07-29T22:33:29Z")

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I need to run numerous files, one after the other, in pvpython. In other words, I want to do the following: pvpython from paraview.simple import \* runScript scriptA Show() Render() runScript scriptB Show() Render() A…

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## [vtkUnstructuredGrid vtkMultiBlockDataSet GetPoints](https://discourse.paraview.org/t/vtkunstructuredgrid-vtkmultiblockdataset-getpoints/11614)

<div class="topic-metadata">

**Author:** [@Rigel](https://discourse.paraview.org/u/Rigel)\
**Replies:** 0\
**Last updated:** [March 13, 2023, 4:37pm UTC](https://discourse.paraview.org/t/vtkunstructuredgrid-vtkmultiblockdataset-getpoints/11614 "2023-03-13T16:37:39Z")

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Hi, I have a vtkUnstructuredGrid dataset, for which the following works: data.GetOutput().GetPoints().GetData() However, the dataset becomes a vtkMultiBlockDataSet after passing through the vtkAngularPeriodicFilter. N…

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## [TLS Encryption compatibility](https://discourse.paraview.org/t/tls-encryption-compatibility/5736)

<div class="topic-metadata">

**Author:** [@Skarry](https://discourse.paraview.org/u/Skarry)\
**Replies:** 3\
**Last updated:** [November 6, 2020, 3:56pm UTC](https://discourse.paraview.org/t/tls-encryption-compatibility/5736 "2020-11-06T15:56:19Z")

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Hello everyone, After some researchs, I found that now Pavariew remote connection can be secured with a SSH authentification and a SSH tunneling for encryption. I would like to know if now Paraview is also compatible w…

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## [Get number of connected components using Connectivity filter](https://discourse.paraview.org/t/get-number-of-connected-components-using-connectivity-filter/4609)

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**Author:** [@R.B](https://discourse.paraview.org/u/R.B)\
**Replies:** 0\
**Last updated:** [June 17, 2020, 8:10pm UTC](https://discourse.paraview.org/t/get-number-of-connected-components-using-connectivity-filter/4609 "2020-06-17T20:10:37Z")

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Hi I’m using the Connectivity filter to get the connected components in a mesh. Is there a way to get the number of connected components using python? This is the code I have so far: from paraview.simple import \* hea…

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## [Initializing CoProcessor sends NaNs using OSMesa and LLVM on AltiVec processor](https://discourse.paraview.org/t/initializing-coprocessor-sends-nans-using-osmesa-and-llvm-on-altivec-processor/3530)

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**Author:** [@kschau](https://discourse.paraview.org/u/kschau)\
**Replies:** 0\
**Last updated:** [February 7, 2020, 2:55pm UTC](https://discourse.paraview.org/t/initializing-coprocessor-sends-nans-using-osmesa-and-llvm-on-altivec-processor/3530 "2020-02-07T14:55:00Z")

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I am trying to work around the issue here on OLCF’s Summit machine. My suspicion is that the use of EGL and the hardware accelerator layout on those nodes may just be too new and complex to be used for rendering on righ…

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## [ParaView Issue Hackathon March 11, 2026](https://discourse.paraview.org/t/paraview-issue-hackathon-march-11-2026/17458)

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**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 3\
**Last updated:** [March 11, 2026, 9:51pm UTC](https://discourse.paraview.org/t/paraview-issue-hackathon-march-11-2026/17458 "2026-03-11T21:51:34Z")

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It has been a while since we have had a ParaView hackathon. We are planning to hold one on Wednesday, March 11 (next week!). The event will be virtual through Google Meet and is open to anyone. This is a great opportunit…

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## [How to debug vtkExodusIIReader for blocks appearing that should be hidden.](https://discourse.paraview.org/t/how-to-debug-vtkexodusiireader-for-blocks-appearing-that-should-be-hidden/339)

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**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 1\
**Last updated:** [August 27, 2018, 1:18pm UTC](https://discourse.paraview.org/t/how-to-debug-vtkexodusiireader-for-blocks-appearing-that-should-be-hidden/339 "2018-08-27T13:18:24Z")

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Hi guys, I’m trying to debug a problem on a dataset that I can’t pass out of Sandia. The issue is that with multiple files, when all blocks and sets are turned off, the blocks still appear. Where is the point that the…

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## [Extract points near extracted cell](https://discourse.paraview.org/t/extract-points-near-extracted-cell/12770)

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**Author:** [@Chica\_ron](https://discourse.paraview.org/u/Chica_ron)\
**Replies:** 2\
**Last updated:** [August 31, 2023, 4:48pm UTC](https://discourse.paraview.org/t/extract-points-near-extracted-cell/12770 "2023-08-31T16:48:02Z")

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Hello, I have a mesh with information of the cell centers. I have a .vtk file with information on the face centers. These are displayed as gaussian points. I would like to extract one cell of the domain and get the co…

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## [Clip closed surface filter over contour filter](https://discourse.paraview.org/t/clip-closed-surface-filter-over-contour-filter/12901)

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**Author:** [@fashing](https://discourse.paraview.org/u/fashing)\
**Replies:** 2\
**Last updated:** [September 22, 2023, 2:20am UTC](https://discourse.paraview.org/t/clip-closed-surface-filter-over-contour-filter/12901 "2023-09-22T02:20:11Z")

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Hi Paraview, I found this clip closed surface filter is not working on contour filter. → Here’s the information of the pipeline. Is it normal or do I miss something? Thank you!

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## [Setting default colormap settings for \*components\* of an array](https://discourse.paraview.org/t/setting-default-colormap-settings-for-components-of-an-array/12625)

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**Author:** [@GregVernon](https://discourse.paraview.org/u/GregVernon)\
**Replies:** 2\
**Last updated:** [August 1, 2023, 11:27pm UTC](https://discourse.paraview.org/t/setting-default-colormap-settings-for-components-of-an-array/12625 "2023-08-01T23:27:22Z")

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I’m curious to know whether it’s possible to set default colormap values for components of an array. For example, given the can.ex2 example file, I’d like to have a linear colormap for Magnitude component of DISPL and d…

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## [Trace recorder misses Find Data selections](https://discourse.paraview.org/t/trace-recorder-misses-find-data-selections/8843)

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**Author:** [@GKk](https://discourse.paraview.org/u/GKk)\
**Replies:** 2\
**Last updated:** [January 27, 2022, 8:14am UTC](https://discourse.paraview.org/t/trace-recorder-misses-find-data-selections/8843 "2022-01-27T08:14:33Z")

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Hello, I am using version 5.10.0-RC1 and it still has the problem of recording selected points with python script. Here is an old post saying that 5.8 (or earlier) release will fix this bug.

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## [Smooth Filter](https://discourse.paraview.org/t/smooth-filter/7994)

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**Author:** [@r123](https://discourse.paraview.org/u/r123)\
**Replies:** 0\
**Last updated:** [September 14, 2021, 12:10pm UTC](https://discourse.paraview.org/t/smooth-filter/7994 "2021-09-14T12:10:51Z")

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I am using the “smooth filter” in ParaView, but it divides my geometry as you can see in the following image: Is there any way that during smoothing, ParaView doesn’t divide the geometry?

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## [Paraview\_window\_sizing](https://discourse.paraview.org/t/paraview-window-sizing/9793)

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**Author:** [@Aakash](https://discourse.paraview.org/u/Aakash)\
**Replies:** 1\
**Last updated:** [June 13, 2022, 8:05am UTC](https://discourse.paraview.org/t/paraview-window-sizing/9793 "2022-06-13T08:05:50Z")

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Hello, I wish to resize paraview window so as to fit in well on my 14 inch screen. Currently, it appears as below: I wish to scale it down! Please advise. Thanks with kind regards, Aakash

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## [Reading a single binary file succeeded, reading multiple binary files failed](https://discourse.paraview.org/t/reading-a-single-binary-file-succeeded-reading-multiple-binary-files-failed/9497)

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**Author:** [@wu\_ying](https://discourse.paraview.org/u/wu_ying)\
**Replies:** 1\
**Last updated:** [April 22, 2022, 4:42am UTC](https://discourse.paraview.org/t/reading-a-single-binary-file-succeeded-reading-multiple-binary-files-failed/9497 "2022-04-22T04:42:22Z")

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Reading a single binary file succeeded, reading multiple binary files failed Traceback (most recent call last): File “”, line 20, in File “”, line 46, in RequestData UnboundLocalError: local variable ‘x’ referenced …

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## [Head loss](https://discourse.paraview.org/t/head-loss/1786)

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**Author:** [@red\_armyy](https://discourse.paraview.org/u/red_armyy)\
**Replies:** 1\
**Last updated:** [May 7, 2019, 6:09pm UTC](https://discourse.paraview.org/t/head-loss/1786 "2019-05-07T18:09:37Z")

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Hello any one knows a good way how to visualize a head loss effect inside a 3D cylinder in paraview, a tutoriel would be very helpfull Thank you

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## [Reading Density Field Data](https://discourse.paraview.org/t/reading-density-field-data/12476)

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**Author:** [@ChemEng](https://discourse.paraview.org/u/ChemEng)\
**Replies:** 2\
**Last updated:** [July 10, 2023, 1:05pm UTC](https://discourse.paraview.org/t/reading-density-field-data/12476 "2023-07-10T13:05:53Z")

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Hello Paraview Users, Could help me with the error I am getting reading this file in for visualizing the density fields? I will attach it below. However, I am getting the error message: Unsupported point attribute type:…

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