# Top

**URL:** https://discourse.paraview.org/top.md?page=164&period=all

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**Page:** 165

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## [Paraview 5.11 crashes while using table to points in windows](https://discourse.paraview.org/t/paraview-5-11-crashes-while-using-table-to-points-in-windows/12000)

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**Author:** [@JP1](https://discourse.paraview.org/u/JP1)\
**Replies:** 0\
**Last updated:** [May 1, 2023, 9:54pm UTC](https://discourse.paraview.org/t/paraview-5-11-crashes-while-using-table-to-points-in-windows/12000 "2023-05-01T21:54:58Z")

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Police.csv (90.6 KB) This is the file. I want to plot it on a map based on density. Any ideas? Thank you.

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## [Jagged plot when using clip from particles](https://discourse.paraview.org/t/jagged-plot-when-using-clip-from-particles/11949)

<div class="topic-metadata">

**Author:** [@30Kaz](https://discourse.paraview.org/u/30Kaz)\
**Replies:** 0\
**Last updated:** [April 21, 2023, 4:29pm UTC](https://discourse.paraview.org/t/jagged-plot-when-using-clip-from-particles/11949 "2023-04-21T16:29:57Z")

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I am trying to plot a velocity field(right) from particles(left), where I provisionally used box clip from table to points. However, the graph is a bit jagged, and I want it to be smoother, perhaps tweaking something abo…

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## [ParaView Office Hours June 11, 2026](https://discourse.paraview.org/t/paraview-office-hours-june-11-2026/17609)

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**Author:** [@Bob\_Obara](https://discourse.paraview.org/u/Bob_Obara)\
**Replies:** 0\
**Last updated:** [June 9, 2026, 8:32am UTC](https://discourse.paraview.org/t/paraview-office-hours-june-11-2026/17609 "2026-06-09T08:32:45Z")

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Have a question about how to use ParaView? Ask ParaView experts at this week’s office hours! Time: Thursday, June 11 · 3:30 – 5:00pm Time zone: America/New\_York Google Meet joining info Video call link: https://meet.g…

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## [Resampling point data to structured grid based on local maximum](https://discourse.paraview.org/t/resampling-point-data-to-structured-grid-based-on-local-maximum/13505)

<div class="topic-metadata">

**Author:** [@Malith\_Prasanna](https://discourse.paraview.org/u/Malith_Prasanna)\
**Replies:** 0\
**Last updated:** [December 14, 2023, 11:38am UTC](https://discourse.paraview.org/t/resampling-point-data-to-structured-grid-based-on-local-maximum/13505 "2023-12-14T11:38:25Z")

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Hi, I have a point dataset of distribution of a parameter T in X,Y plane. Point data is unstructured and have some overlaps between data points as well. I am trying to resample the data to a structured grid (fast\_unifor…

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## [paraview stuck while establishing connection to pvserver on kubernetes](https://discourse.paraview.org/t/paraview-stuck-while-establishing-connection-to-pvserver-on-kubernetes/12640)

<div class="topic-metadata">

**Author:** [@udi](https://discourse.paraview.org/u/udi)\
**Replies:** 0\
**Last updated:** [August 3, 2023, 10:15am UTC](https://discourse.paraview.org/t/paraview-stuck-while-establishing-connection-to-pvserver-on-kubernetes/12640 "2023-08-03T10:15:41Z")

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i run pvserver in kubernetes side with the command: DISPLAY= pvserver --server-port=30111 in the client side i run: kubectl port-forward svc/job-0 30111:30111 when i try to connect by paraview to cs://127.0.0.1…

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## [How to put function value at a particular location, in the calculator?](https://discourse.paraview.org/t/how-to-put-function-value-at-a-particular-location-in-the-calculator/12457)

<div class="topic-metadata">

**Author:** [@kstar](https://discourse.paraview.org/u/kstar)\
**Replies:** 0\
**Last updated:** [July 6, 2023, 2:34pm UTC](https://discourse.paraview.org/t/how-to-put-function-value-at-a-particular-location-in-the-calculator/12457 "2023-07-06T14:34:16Z")

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Hi, my original problem involves finding the thickness of fluid jet. I need to find the location of points where the fluid velocity is half the velocity at the axis(y=0). My idea was to perform something like U = u(xcor…

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## [pvpython integrateVariables filter and extract data](https://discourse.paraview.org/t/pvpython-integratevariables-filter-and-extract-data/16287)

<div class="topic-metadata">

**Author:** [@Emiliano\_Fortes](https://discourse.paraview.org/u/Emiliano_Fortes)\
**Replies:** 1\
**Last updated:** [March 11, 2025, 8:42am UTC](https://discourse.paraview.org/t/pvpython-integratevariables-filter-and-extract-data/16287 "2025-03-11T08:42:42Z")

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Hello dear community, I am running pvbatch so save the integrated data of some slices. I’ve tried a lot of things, based on what I could find in the forum. What I do is: from paraview.simple import \* import numpy as n…

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## [What types are wrapped up by Paraview wrappings?](https://discourse.paraview.org/t/what-types-are-wrapped-up-by-paraview-wrappings/14760)

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**Author:** [@joint](https://discourse.paraview.org/u/joint)\
**Replies:** 1\
**Last updated:** [June 9, 2024, 5:39pm UTC](https://discourse.paraview.org/t/what-types-are-wrapped-up-by-paraview-wrappings/14760 "2024-06-09T17:39:20Z")

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Hello! I know that vtkClientServer.cxx wraps up some functions. I use this knowledge to pass some data from the filter to the widgets which support this filter, for user to get more information about the filter How c…

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## [Python trace script not repeating PlotOverTime action](https://discourse.paraview.org/t/python-trace-script-not-repeating-plotovertime-action/14756)

<div class="topic-metadata">

**Author:** [@amalli0](https://discourse.paraview.org/u/amalli0)\
**Replies:** 1\
**Last updated:** [June 3, 2024, 7:29pm UTC](https://discourse.paraview.org/t/python-trace-script-not-repeating-plotovertime-action/14756 "2024-06-03T19:29:10Z")

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There is a known issue with tracing where it will miss a line in the code, leading to the error " NameError: name ‘plotSelectionOverTime1’ is not defined ". To fix it you are supposed to add the line " plotSelectionOverT…

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## [diameter of bubbles displayed using glyph](https://discourse.paraview.org/t/diameter-of-bubbles-displayed-using-glyph/14320)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 1\
**Last updated:** [April 3, 2024, 11:40am UTC](https://discourse.paraview.org/t/diameter-of-bubbles-displayed-using-glyph/14320 "2024-04-03T11:40:14Z")

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Hello, I have made a representation of a bubblig reactor with lagrangian particles, for the particles I: extracted them with extract block used glyph with radius=1 and that scales with d field. the thing is that whe…

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## [ParaView crashes in client-server mode, but loads ok in standalone](https://discourse.paraview.org/t/paraview-crashes-in-client-server-mode-but-loads-ok-in-standalone/13872)

<div class="topic-metadata">

**Author:** [@vimalraj](https://discourse.paraview.org/u/vimalraj)\
**Replies:** 1\
**Last updated:** [February 6, 2024, 10:06am UTC](https://discourse.paraview.org/t/paraview-crashes-in-client-server-mode-but-loads-ok-in-standalone/13872 "2024-02-06T10:06:02Z")

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When I use the client-server mode in the linux cluster, where I start multiple pvserver processes using OpenMPI and connect from a paraview client, the following error appears. ERROR: In /tmp/hpcsw/spack-stage/spack-sta…

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## [OpenVDB support : require specific channels ?](https://discourse.paraview.org/t/openvdb-support-require-specific-channels/15585)

<div class="topic-metadata">

**Author:** [@Nicholas\_Yue](https://discourse.paraview.org/u/Nicholas_Yue)\
**Replies:** 2\
**Last updated:** [October 21, 2024, 12:54pm UTC](https://discourse.paraview.org/t/openvdb-support-require-specific-channels/15585 "2024-10-21T12:54:37Z")

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Hi, I just installed Paraview 5.13 on my ubuntu box and trying out the OpenVDB loader I obtain some test file from here The file eventually loads but there are lots of negative index error messages so I am wondering i…

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## [Vector glyphs on an arbitrary surface](https://discourse.paraview.org/t/vector-glyphs-on-an-arbitrary-surface/13116)

<div class="topic-metadata">

**Author:** [@caladoa](https://discourse.paraview.org/u/caladoa)\
**Replies:** 0\
**Last updated:** [October 26, 2023, 6:02pm UTC](https://discourse.paraview.org/t/vector-glyphs-on-an-arbitrary-surface/13116 "2023-10-26T18:02:00Z")

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Hi, I am trying to visualize 3D vectors on an arbitrary curvy surface defined from a contour. I tried using glyphs directly on the contour but it crashes. Meanwhile, if I take a slice first, then apply the contour (gett…

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## [Compositing mode nvIndeX](https://discourse.paraview.org/t/compositing-mode-nvindex/11162)

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**Author:** [@Stevens](https://discourse.paraview.org/u/Stevens)\
**Replies:** 0\
**Last updated:** [January 13, 2023, 4:29pm UTC](https://discourse.paraview.org/t/compositing-mode-nvindex/11162 "2023-01-13T16:29:32Z")

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Hi, I’m trying to use Paraview with the NVIDIA IndeX plugin on a cluster but it runs slower than only one computer. I suppose it’s due to synchronization between each nodes before rendering on Paraview client. I looked…

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## [.dat tecplot file postprocessing in Paraview](https://discourse.paraview.org/t/dat-tecplot-file-postprocessing-in-paraview/17123)

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**Author:** [@k\_rajnish5](https://discourse.paraview.org/u/k_rajnish5)\
**Replies:** 1\
**Last updated:** [August 25, 2025, 2:03pm UTC](https://discourse.paraview.org/t/dat-tecplot-file-postprocessing-in-paraview/17123 "2025-08-25T14:03:36Z")

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Hello Everyone, I have an output file in Tecplot format that I’d like to postprocess in ParaView, specifically to create an animation. Currently, I can only load files from all my processors for a single time step and t…

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## [Error while loading vtp file](https://discourse.paraview.org/t/error-while-loading-vtp-file/15452)

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**Author:** [@Khaled\_Yassin](https://discourse.paraview.org/u/Khaled_Yassin)\
**Replies:** 1\
**Last updated:** [September 26, 2024, 2:13pm UTC](https://discourse.paraview.org/t/error-while-loading-vtp-file/15452 "2024-09-26T14:13:22Z")

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Hey guys, I have been getting an error recently, and I hope you can help. I use a pvpython code to combine vtk files for different variables for different time steps to vtp files and then to a pvd file. I have been usi…

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## [how to subtract two models from each other](https://discourse.paraview.org/t/how-to-subtract-two-models-from-each-other/15007)

<div class="topic-metadata">

**Author:** [@Ali1990dashti](https://discourse.paraview.org/u/Ali1990dashti)\
**Replies:** 1\
**Last updated:** [July 8, 2024, 3:17pm UTC](https://discourse.paraview.org/t/how-to-subtract-two-models-from-each-other/15007 "2024-07-08T15:17:58Z")

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Dear community, I am using Pravaiew 5.12.0 in windows. I have two models and want to subtract the cell data variable of the models. The name of the variable is ST. I have uploaded two models: I want to subtract the ST o…

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## [Python command for setting number of keyframes](https://discourse.paraview.org/t/python-command-for-setting-number-of-keyframes/13955)

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**Author:** [@dpugmire](https://discourse.paraview.org/u/dpugmire)\
**Replies:** 1\
**Last updated:** [February 16, 2024, 10:12pm UTC](https://discourse.paraview.org/t/python-command-for-setting-number-of-keyframes/13955 "2024-02-16T22:12:40Z")

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I’m trying to script setting the number of keyframes. I’m using Record State to show me the command. However, when I change the number of keyframes, I don’t see an associated command in the recorded state. Anyone know …

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## ["save animation" issue when changing the size of the exports](https://discourse.paraview.org/t/save-animation-issue-when-changing-the-size-of-the-exports/13915)

<div class="topic-metadata">

**Author:** [@ebreard](https://discourse.paraview.org/u/ebreard)\
**Replies:** 1\
**Last updated:** [February 12, 2024, 9:17am UTC](https://discourse.paraview.org/t/save-animation-issue-when-changing-the-size-of-the-exports/13915 "2024-02-12T09:17:19Z")

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Hi, I am getting an issue when exporting with paraview the animation regardless of the format, when I change the size of the exports from the default screen resolution, it does not make the exports higher res but rather…

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## [VTK file names sorting problem](https://discourse.paraview.org/t/vtk-file-names-sorting-problem/12453)

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**Author:** [@Miraboreasau](https://discourse.paraview.org/u/Miraboreasau)\
**Replies:** 1\
**Last updated:** [July 7, 2023, 9:31am UTC](https://discourse.paraview.org/t/vtk-file-names-sorting-problem/12453 "2023-07-07T09:31:30Z")

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Hi, I got these outputs from the code, but when I open with VTK, it doesn’t group to one, and the sorting is not in ascending order, what can I do in Paraview? and what is the suggestion for changing the source code outp…

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## [Copy New Active Selection using pvpython](https://discourse.paraview.org/t/copy-new-active-selection-using-pvpython/16117)

<div class="topic-metadata">

**Author:** [@sherin.sugathan](https://discourse.paraview.org/u/sherin.sugathan)\
**Replies:** 4\
**Last updated:** [February 6, 2025, 10:18pm UTC](https://discourse.paraview.org/t/copy-new-active-selection-using-pvpython/16117 "2025-02-06T22:18:02Z")

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Dear Support! I have a static\_FC.vtk file (attached). After loading it in ParaView, I use an ExtractionSelection filter on it to capture user selected cells. This is working fine but in my workflow, the user will be mak…

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## [How to load and render a vtk file via visualizer API](https://discourse.paraview.org/t/how-to-load-and-render-a-vtk-file-via-visualizer-api/15699)

<div class="topic-metadata">

**Author:** [@roka2024](https://discourse.paraview.org/u/roka2024)\
**Replies:** 4\
**Last updated:** [November 8, 2024, 1:20am UTC](https://discourse.paraview.org/t/how-to-load-and-render-a-vtk-file-via-visualizer-api/15699 "2024-11-08T01:20:37Z")

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Hi All, I want to use the REST API of visualizer to load and render a certain vtk file in the data directory it’s connected to. The following code returns 200 but there’s nothing happening in visualizer. Can you help? …

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## [How to build ParaView 0.2?](https://discourse.paraview.org/t/how-to-build-paraview-0-2/17459)

<div class="topic-metadata">

**Author:** [@CsatiZoltan](https://discourse.paraview.org/u/CsatiZoltan)\
**Replies:** 3\
**Last updated:** [March 4, 2026, 12:59pm UTC](https://discourse.paraview.org/t/how-to-build-paraview-0-2/17459 "2026-03-04T12:59:30Z")

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When browsing on the website of ParaView, I saw that the oldest version for download is v0.2. I tried to build it with CMake, but I get the following error: ParaView requires VTK to build. Please set VTK\_BINARY\_DIR to d…

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## [Macros gets the information of the read file](https://discourse.paraview.org/t/macros-gets-the-information-of-the-read-file/9181)

<div class="topic-metadata">

**Author:** [@flow\_zhang](https://discourse.paraview.org/u/flow_zhang)\
**Replies:** 0\
**Last updated:** [March 15, 2022, 8:40am UTC](https://discourse.paraview.org/t/macros-gets-the-information-of-the-read-file/9181 "2022-03-15T08:40:44Z")

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I want to use the macros script to do the same processing for all the read in files. How can I get information from the tree of the pipline browser when I’m not sure about the contents of the file As shown in the fig…

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## [Core dumps "often"](https://discourse.paraview.org/t/core-dumps-often/17735)

<div class="topic-metadata">

**Author:** [@Bismuth-tetser.93](https://discourse.paraview.org/u/Bismuth-tetser.93)\
**Replies:** 6\
**Last updated:** [September 23, 2026, 8:56pm UTC](https://discourse.paraview.org/t/core-dumps-often/17735 "2026-09-23T20:56:15Z")

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Not sure how to report this bug(s)… but I get core dumps now and then. I just got one by dragging my mouse in the rendered view of my data. I had started Paraview with the terminal. This is what I see: \[openvkl\] applica…

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## [Generate 360° images with ParaView](https://discourse.paraview.org/t/generate-360-images-with-paraview/16970)

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**Author:** [@ashiq](https://discourse.paraview.org/u/ashiq)\
**Replies:** 6\
**Last updated:** [July 17, 2025, 11:06am UTC](https://discourse.paraview.org/t/generate-360-images-with-paraview/16970 "2025-07-17T11:06:19Z")

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Hi ,I have a 3d geometry imported in paraview ,will it be possible to save the geometry as 360degree image along with velocity distribution inside the volume,so that i can directly rotate the image in 3D viewer with out …

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## [Unable to use Stream tracer with custom source filter](https://discourse.paraview.org/t/unable-to-use-stream-tracer-with-custom-source-filter/16207)

<div class="topic-metadata">

**Author:** [@physahel](https://discourse.paraview.org/u/physahel)\
**Replies:** 2\
**Last updated:** [February 21, 2025, 1:32pm UTC](https://discourse.paraview.org/t/unable-to-use-stream-tracer-with-custom-source-filter/16207 "2025-02-21T13:32:59Z")

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Dear Support members, I am trying to plot 3D magnetic field lines on the unstructured grid (data from the AMR model) but the Stream tracer with custom source filter is not working. First, I converted the cell data to po…

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## [Problem with creating venv on mac](https://discourse.paraview.org/t/problem-with-creating-venv-on-mac/16908)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 5\
**Last updated:** [July 21, 2025, 10:34am UTC](https://discourse.paraview.org/t/problem-with-creating-venv-on-mac/16908 "2025-07-21T10:34:19Z")

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Following the guide at Install any python package for the ParaView binary release using pip, I’m running into a problem on macOS. When I run pvpython -m venv ~/.venv on my M4 mac (ParaView 6.0.0-RC2), I get a mysterious …

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## [SaveData: how to list extra options in python scripts?](https://discourse.paraview.org/t/savedata-how-to-list-extra-options-in-python-scripts/14406)

<div class="topic-metadata">

**Author:** [@Trophime](https://discourse.paraview.org/u/Trophime)\
**Replies:** 1\
**Last updated:** [April 15, 2024, 4:07pm UTC](https://discourse.paraview.org/t/savedata-how-to-list-extra-options-in-python-scripts/14406 "2024-04-15T16:07:18Z")

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Hi, I would like to see what are the available extra options for SaveData in python. I’ve tried something similar to what I’ve done for OpenDataFile: export = SaveData('output.csv', proxy=plotOnIntersectionCurve, …

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## [Loading PyFR .vtu files error using ParaView 5.13.3](https://discourse.paraview.org/t/loading-pyfr-vtu-files-error-using-paraview-5-13-3/17325)

<div class="topic-metadata">

**Author:** [@Amber\_Jia](https://discourse.paraview.org/u/Amber_Jia)\
**Replies:** 3\
**Last updated:** [November 24, 2025, 9:37am UTC](https://discourse.paraview.org/t/loading-pyfr-vtu-files-error-using-paraview-5-13-3/17325 "2025-11-24T09:37:10Z")

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Dear ParaView Support, I was trying to open a .vtu file generated by PyFR using ParaView 5.13.3. And i get this error: ERROR: In vtkXMLUnstructuredDataReader.cxx, line 766 vtkXMLUnstructuredGridReader (00000272CF3EA3D0…

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## [Memory error Clip by Surface](https://discourse.paraview.org/t/memory-error-clip-by-surface/17156)

<div class="topic-metadata">

**Author:** [@woodscn](https://discourse.paraview.org/u/woodscn)\
**Replies:** 3\
**Last updated:** [September 5, 2025, 4:25pm UTC](https://discourse.paraview.org/t/memory-error-clip-by-surface/17156 "2025-09-05T16:25:14Z")

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I am trying to use the surface clip as described here: Slice/Clip with a surface - Tips and Tricks - ParaView. The operation works well for a small dataset, but it fails on larger data, even with very large memory syste…

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## [Extract Clip Filter parameters](https://discourse.paraview.org/t/extract-clip-filter-parameters/16579)

<div class="topic-metadata">

**Author:** [@madmoonman](https://discourse.paraview.org/u/madmoonman)\
**Replies:** 3\
**Last updated:** [May 12, 2025, 6:48am UTC](https://discourse.paraview.org/t/extract-clip-filter-parameters/16579 "2025-05-12T06:48:33Z")

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Hey PV experts, I am working on a simple task: I want to extract data from a Clip filter. I am almost there, just want to add a little check at the beginning of my macro to verify the user selected a Clip filter with Cl…

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## [interpolation of two planes in 3d with different resolutions](https://discourse.paraview.org/t/interpolation-of-two-planes-in-3d-with-different-resolutions/16243)

<div class="topic-metadata">

**Author:** [@Devin\_Richard\_Bayly](https://discourse.paraview.org/u/Devin_Richard_Bayly)\
**Replies:** 3\
**Last updated:** [February 26, 2025, 4:52pm UTC](https://discourse.paraview.org/t/interpolation-of-two-planes-in-3d-with-different-resolutions/16243 "2025-02-26T16:52:24Z")

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Hello there, I have a researcher interested in constructing a dataset for volumetric visualization out the interpolation of two planes that are offset from each other Is there a straightforward interpolator filter i…

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## [File Series Support for Custom Time-Unaware Plugin](https://discourse.paraview.org/t/file-series-support-for-custom-time-unaware-plugin/15566)

<div class="topic-metadata">

**Author:** [@Keith\_Ballard\_CIV](https://discourse.paraview.org/u/Keith_Ballard_CIV)\
**Replies:** 3\
**Last updated:** [November 12, 2024, 9:29am UTC](https://discourse.paraview.org/t/file-series-support-for-custom-time-unaware-plugin/15566 "2024-11-12T09:29:08Z")

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I am working on a custom ParaView plugin for one of our internal simulation tools. To ease development, I made the plugin time-unaware and would like to use the vtkFileSeriesReader with si\_class vtkSIMetaReaderProxy to p…

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## [OSPRAY Material with extrusion surface](https://discourse.paraview.org/t/ospray-material-with-extrusion-surface/11683)

<div class="topic-metadata">

**Author:** [@bastiend](https://discourse.paraview.org/u/bastiend)\
**Replies:** 0\
**Last updated:** [March 23, 2023, 2:03pm UTC](https://discourse.paraview.org/t/ospray-material-with-extrusion-surface/11683 "2023-03-23T14:03:18Z")

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Hello, I have a 2D surface mesh, and for my visualizations I usually use the “surface extrusion” representation. I would now like to use better render and therefore use materials with OSPRAY. But it seems that it only …

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## [Particle tracer deadlock](https://discourse.paraview.org/t/particle-tracer-deadlock/17429)

<div class="topic-metadata">

**Author:** [@Kenneth\_Moreland](https://discourse.paraview.org/u/Kenneth_Moreland)\
**Replies:** 4\
**Last updated:** [February 6, 2026, 3:35pm UTC](https://discourse.paraview.org/t/particle-tracer-deadlock/17429 "2026-02-06T15:35:22Z")

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I’ve been trying to use the Particle Tracer filter in ParaView 6.0. I am in client/server running on 1 node with 8 MPI ranks. After running a few steps (5-25), pvserver deadlocks. (At least, it becomes unresponsive but t…

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## [How to set the color scale legend format using internal methods in paraview?](https://discourse.paraview.org/t/how-to-set-the-color-scale-legend-format-using-internal-methods-in-paraview/16460)

<div class="topic-metadata">

**Author:** [@flipper](https://discourse.paraview.org/u/flipper)\
**Replies:** 2\
**Last updated:** [May 20, 2025, 3:19am UTC](https://discourse.paraview.org/t/how-to-set-the-color-scale-legend-format-using-internal-methods-in-paraview/16460 "2025-05-20T03:19:16Z")

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Hi, I have called paraview in my Qt application and while initializing paraview, what is the method I can call to set the color scale legend format to regular numbers instead of scientific notation. How can I achieve thi…

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## [Pcap and SLAM poses timestamps different by 2hrs](https://discourse.paraview.org/t/pcap-and-slam-poses-timestamps-different-by-2hrs/15753)

<div class="topic-metadata">

**Author:** [@enxcjbc](https://discourse.paraview.org/u/enxcjbc)\
**Replies:** 2\
**Last updated:** [November 20, 2024, 8:57am UTC](https://discourse.paraview.org/t/pcap-and-slam-poses-timestamps-different-by-2hrs/15753 "2024-11-20T08:57:47Z")

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Hi, My PCAP has timestamps from 1684954507.791-1684954532.807, but when I run SLAM on the PCAP my resulting trajectory (.poses) file has timestamps 1684947304.74-1684947329.736. There is basically a 2hr (7200sec) diffe…

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## [Properly viewing triclinic boxes that have STRUCTURED\_POINTS dataset](https://discourse.paraview.org/t/properly-viewing-triclinic-boxes-that-have-structured-points-dataset/17434)

<div class="topic-metadata">

**Author:** [@akball](https://discourse.paraview.org/u/akball)\
**Replies:** 7\
**Last updated:** [February 12, 2026, 4:19pm UTC](https://discourse.paraview.org/t/properly-viewing-triclinic-boxes-that-have-structured-points-dataset/17434 "2026-02-12T16:19:05Z")

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Hi everyone, I am new to ParaView, so please feel free to refer to any related posts or responses. I am having trouble visualizing VTK files containing volumetric data for triclinic cells. During visualization, the tricl…

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## [Issue with X server connection](https://discourse.paraview.org/t/issue-with-x-server-connection/15212)

<div class="topic-metadata">

**Author:** [@SOMDEB\_SAR](https://discourse.paraview.org/u/SOMDEB_SAR)\
**Replies:** 1\
**Last updated:** [August 12, 2024, 11:27am UTC](https://discourse.paraview.org/t/issue-with-x-server-connection/15212 "2024-08-12T11:27:52Z")

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I have also some issue regarding the same thing, if it’s possible to reupload the binary again. It will be of my much help :pray: :pray:

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## [Subtracting 2 surface vectors and plotting the difference contour](https://discourse.paraview.org/t/subtracting-2-surface-vectors-and-plotting-the-difference-contour/15165)

<div class="topic-metadata">

**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 1\
**Last updated:** [August 3, 2024, 3:15am UTC](https://discourse.paraview.org/t/subtracting-2-surface-vectors-and-plotting-the-difference-contour/15165 "2024-08-03T03:15:22Z")

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Hi all, I have tried this: subtracting 2 slices but not able to color it by the difference. I have 2 surface vectors and i have used resampled data set to create a new. Now i am applying the calculator to subtract the q…

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## [Custom axis](https://discourse.paraview.org/t/custom-axis/14509)

<div class="topic-metadata">

**Author:** [@ado](https://discourse.paraview.org/u/ado)\
**Replies:** 1\
**Last updated:** [April 29, 2024, 11:32am UTC](https://discourse.paraview.org/t/custom-axis/14509 "2024-04-29T11:32:23Z")

</div>

Hi, I am new to paraview and I have the following issue: I am using MATLAB to calculate magnetic flux density around an object in space where (0,0,0) is the origin of the object. When i bring the data into Paraview, it p…

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## [Calculator - How to?](https://discourse.paraview.org/t/calculator-how-to/14453)

<div class="topic-metadata">

**Author:** [@egomezp2002](https://discourse.paraview.org/u/egomezp2002)\
**Replies:** 1\
**Last updated:** [April 22, 2024, 7:50am UTC](https://discourse.paraview.org/t/calculator-how-to/14453 "2024-04-22T07:50:33Z")

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Hello, there. As far as I know, my displacements.pvd (which I’m adding) consists of a Nx2 matrix where the first column represents the displacements in the X direction and the second column represents the displacements …

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## [Вычисление распределенных характеристик](https://discourse.paraview.org/t/topic/14315)

<div class="topic-metadata">

**Author:** [@Michail\_Ferenchuk](https://discourse.paraview.org/u/Michail_Ferenchuk)\
**Replies:** 1\
**Last updated:** [April 2, 2024, 11:33am UTC](https://discourse.paraview.org/t/topic/14315 "2024-04-02T11:33:29Z")

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Help create a filter or script to calculate distributed aerodynamic forces along a streamlined body. I dug up something. This is where my knowledge ends. Here’s what I wrote: trace generated using paraview version 5.11.…

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## [CMake plugin building failure: Failed to find the required module](https://discourse.paraview.org/t/cmake-plugin-building-failure-failed-to-find-the-required-module/14076)

<div class="topic-metadata">

**Author:** [@joint](https://discourse.paraview.org/u/joint)\
**Replies:** 1\
**Last updated:** [April 1, 2024, 8:45pm UTC](https://discourse.paraview.org/t/cmake-plugin-building-failure-failed-to-find-the-required-module/14076 "2024-04-01T20:45:57Z")

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Hello dear Paraview developers! I have written in .plugin file: REQUIRES\_MODULES VTK::PythonInterpreter As well as in vtk.module files But I have an error Failed to find the required module VTK::PythonInterpreter…

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## [How to specify a namespace for SourceProxy in the XML file?](https://discourse.paraview.org/t/how-to-specify-a-namespace-for-sourceproxy-in-the-xml-file/17230)

<div class="topic-metadata">

**Author:** [@CsatiZoltan](https://discourse.paraview.org/u/CsatiZoltan)\
**Replies:** 6\
**Last updated:** [October 6, 2025, 1:02pm UTC](https://discourse.paraview.org/t/how-to-specify-a-namespace-for-sourceproxy-in-the-xml-file/17230 "2025-10-06T13:02:20Z")

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Hello, My ParaView plugin works fine for a C++ class MyClass. However, when I put the class in a namespace mynamescape, ParaView does not recognize it, leading to a crash with the well-known message “This typically mean…

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## [Extracting remaining points](https://discourse.paraview.org/t/extracting-remaining-points/12407)

<div class="topic-metadata">

**Author:** [@Muhammad\_Saad\_Atique](https://discourse.paraview.org/u/Muhammad_Saad_Atique)\
**Replies:** 0\
**Last updated:** [June 28, 2023, 2:03pm UTC](https://discourse.paraview.org/t/extracting-remaining-points/12407 "2023-06-28T14:03:12Z")

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Hi, I have extracted multiple surfaces on my data object now I want to extract all points which are not extracted. I want to extract everything other than extract selection 3 and extract selection 4, how can I do that? …

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## [ParaView Office Hours (October 2, 2025)](https://discourse.paraview.org/t/paraview-office-hours-october-2-2025/17223)

<div class="topic-metadata">

**Author:** [@dcthomp](https://discourse.paraview.org/u/dcthomp)\
**Replies:** 0\
**Last updated:** [October 2, 2025, 3:36pm UTC](https://discourse.paraview.org/t/paraview-office-hours-october-2-2025/17223 "2025-10-02T15:36:07Z")

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Please join me for ParaView Office Hours today (Thursday, October 2nd) from 3:30p – 5p ET. This is an opportunity to get your questions about using ParaView answered by ParaView developers, or to just stop by and say hel…

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## [Supercomputing 2025 - Kitware wants to promote your work!](https://discourse.paraview.org/t/supercomputing-2025-kitware-wants-to-promote-your-work/17210)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 0\
**Last updated:** [September 25, 2025, 6:37pm UTC](https://discourse.paraview.org/t/supercomputing-2025-kitware-wants-to-promote-your-work/17210 "2025-09-25T18:37:34Z")

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Kitware wants to promote your work at Supercomputing 2025! Kitware would like to show your compelling images, videos, and entire applications enabled by ParaView at our booth at this year’s Supercomputing conference. For…

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## ['pqApplicationCore.h' file not found](https://discourse.paraview.org/t/pqapplicationcore-h-file-not-found/11741)

<div class="topic-metadata">

**Author:** [@Muhammad\_Saad\_Atique](https://discourse.paraview.org/u/Muhammad_Saad_Atique)\
**Replies:** 1\
**Last updated:** [April 3, 2023, 2:37am UTC](https://discourse.paraview.org/t/pqapplicationcore-h-file-not-found/11741 "2023-04-03T02:37:40Z")

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Hi built the Paraview from source, but I could not find any pq (e.g. pqApplicationCore.h’ file in my build folder. I was looking for it in paraview\_build/Qt/Core folder.

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