# Top

**URL:** https://discourse.paraview.org/top.md?page=119&period=all

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**Page:** 120

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## [Nvidia Index and NetCDF data in spherical projection: Index renders above other elements that should be in front](https://discourse.paraview.org/t/nvidia-index-and-netcdf-data-in-spherical-projection-index-renders-above-other-elements-that-should-be-in-front/15426)

<div class="topic-metadata">

**Author:** [@Michael\_Boettinger](https://discourse.paraview.org/u/Michael_Boettinger)\
**Replies:** 7\
**Last updated:** [January 8, 2025, 5:55pm UTC](https://discourse.paraview.org/t/nvidia-index-and-netcdf-data-in-spherical-projection-index-renders-above-other-elements-that-should-be-in-front/15426 "2025-01-08T17:55:47Z")

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My goal is to volume render 3d data of a regional atmophere model wrapped around the globe. The network is relatively simple: 0.) As a replacement for the Earth I take a Sphere module and shade it green. Radius = 63500 …

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## [Applying same selection to multiple surfaces](https://discourse.paraview.org/t/applying-same-selection-to-multiple-surfaces/6369)

<div class="topic-metadata">

**Author:** [@jdesman1](https://discourse.paraview.org/u/jdesman1)\
**Replies:** 1\
**Last updated:** [February 2, 2021, 3:59pm UTC](https://discourse.paraview.org/t/applying-same-selection-to-multiple-surfaces/6369 "2021-02-02T15:59:16Z")

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Hi, I was wondering if it was possible to apply to exact same filter to multiple surfaces. For example, I applied a connectivity filter to a surface to extract particular points. I have multiple surfaces that are indexe…

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## [Is it possible to have timer in Catalyst?](https://discourse.paraview.org/t/is-it-possible-to-have-timer-in-catalyst/5204)

<div class="topic-metadata">

**Author:** [@R.B](https://discourse.paraview.org/u/R.B)\
**Replies:** 1\
**Last updated:** [August 28, 2020, 10:25am UTC](https://discourse.paraview.org/t/is-it-possible-to-have-timer-in-catalyst/5204 "2020-08-28T10:25:40Z")

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Hello, I want to measure the time for each operation (in seconds) in my catalyst in situ script. I tried using the python timers but it complains that it does not recognize it.

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## [importing logging in a custom filter](https://discourse.paraview.org/t/importing-logging-in-a-custom-filter/3246)

<div class="topic-metadata">

**Author:** [@majo\_vlas](https://discourse.paraview.org/u/majo_vlas)\
**Replies:** 1\
**Last updated:** [January 6, 2020, 11:02am UTC](https://discourse.paraview.org/t/importing-logging-in-a-custom-filter/3246 "2020-01-06T11:02:54Z")

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I have a custom filter and I have been trying to add logging, but can’t make it work, Paraview GUI keeps crashing and I have no idea why. I have tried something like import vtk import math import numpy as np import num…

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## [Streamlines on transformed domain?](https://discourse.paraview.org/t/streamlines-on-transformed-domain/2313)

<div class="topic-metadata">

**Author:** [@Mariana\_Rodriguez](https://discourse.paraview.org/u/Mariana_Rodriguez)\
**Replies:** 1\
**Last updated:** [July 30, 2019, 2:06pm UTC](https://discourse.paraview.org/t/streamlines-on-transformed-domain/2313 "2019-07-30T14:06:10Z")

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Hello, I have a very thin domain. For this reason I stretched it using the Transform filter. I am trying to draw the streamlines over the transformed domain. However, preview shows the streamlines in the original doma…

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## [Use of Subprocess python module in programmable filter to print output from Shell script](https://discourse.paraview.org/t/use-of-subprocess-python-module-in-programmable-filter-to-print-output-from-shell-script/7325)

<div class="topic-metadata">

**Author:** [@Pauly1](https://discourse.paraview.org/u/Pauly1)\
**Replies:** 0\
**Last updated:** [May 30, 2021, 2:06pm UTC](https://discourse.paraview.org/t/use-of-subprocess-python-module-in-programmable-filter-to-print-output-from-shell-script/7325 "2021-05-30T14:06:24Z")

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Hello, I’m trying develop a plugin (python programmable filter using util.vtkAlgorithm module) to use one of my existing program to do some processing. I would like the python script can display the output in the output …

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## [Link a .csv geometry to time-dependent displacement files](https://discourse.paraview.org/t/link-a-csv-geometry-to-time-dependent-displacement-files/7341)

<div class="topic-metadata">

**Author:** [@aStudent](https://discourse.paraview.org/u/aStudent)\
**Replies:** 2\
**Last updated:** [June 3, 2021, 11:09am UTC](https://discourse.paraview.org/t/link-a-csv-geometry-to-time-dependent-displacement-files/7341 "2021-06-03T11:09:03Z")

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Hello, I have a .csv file with xy-points for a 2D geometry. I have already visualized it with the TabletoPoints and Delaunay2D filters. My problem is now, that I have a bunch of .csv files with the displacements of the…

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## [Paraview installation error with TTK](https://discourse.paraview.org/t/paraview-installation-error-with-ttk/6957)

<div class="topic-metadata">

**Author:** [@shan23](https://discourse.paraview.org/u/shan23)\
**Replies:** 2\
**Last updated:** [April 15, 2021, 2:37am UTC](https://discourse.paraview.org/t/paraview-installation-error-with-ttk/6957 "2021-04-15T02:37:20Z")

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Hi, I followed the steps in https://topology-tool-kit.github.io/installation-osx.html to install paraview on Mac OS X Catalina. However, after installation, I’m running into the following issue whle trying to launch pa…

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## [Change display format of decimals in Statistics Inspector](https://discourse.paraview.org/t/change-display-format-of-decimals-in-statistics-inspector/15044)

<div class="topic-metadata">

**Author:** [@mmros](https://discourse.paraview.org/u/mmros)\
**Replies:** 4\
**Last updated:** [July 15, 2024, 11:40am UTC](https://discourse.paraview.org/t/change-display-format-of-decimals-in-statistics-inspector/15044 "2024-07-15T11:40:51Z")

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Good day. I’m displaying in Paraview 5.11.1 some .vtk files that comes from cellSets of a openfoam mesh. I use Sources \> Statistics Inspector to read the bounding box of each .vtk and manually compute the center point of…

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## [Load State](https://discourse.paraview.org/t/load-state/13170)

<div class="topic-metadata">

**Author:** [@Meri\_Gjika](https://discourse.paraview.org/u/Meri_Gjika)\
**Replies:** 4\
**Last updated:** [November 2, 2023, 5:21pm UTC](https://discourse.paraview.org/t/load-state/13170 "2023-11-02T17:21:07Z")

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Hi, I am trying to load a saved state in Paraview, but what I noticed is that any time I load it Paraview just closes, and I do not know how to solve this because I do not get any error line. Do you have any recommendat…

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## [Proposal : Add settings presets](https://discourse.paraview.org/t/proposal-add-settings-presets/17702)

<div class="topic-metadata">

**Author:** [@corentin.munoz](https://discourse.paraview.org/u/corentin.munoz)\
**Replies:** 5\
**Last updated:** [September 4, 2026, 9:51am UTC](https://discourse.paraview.org/t/proposal-add-settings-presets/17702 "2026-09-04T09:51:34Z")

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Hi everyone, ParaView has a lot of settings and properties to configure how you want your data to be rendered, and it can be quite hard to find the perfect settings. Some of you might have written down a collection of s…

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## [Error parsing IceT flag from message](https://discourse.paraview.org/t/error-parsing-icet-flag-from-message/8930)

<div class="topic-metadata">

**Author:** [@nopech](https://discourse.paraview.org/u/nopech)\
**Replies:** 3\
**Last updated:** [February 8, 2022, 12:12pm UTC](https://discourse.paraview.org/t/error-parsing-icet-flag-from-message/8930 "2022-02-08T12:12:31Z")

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Hello I built ParaView v5.10.0 from the superbuild repo with osmesa and mpi on a AlmaLinux 8 machine. The building and starting pvserver seems to work fine. However when I connect from a client to the pvserver, i get th…

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## [Accessing vtkScalarBarActor from Paraview/Python](https://discourse.paraview.org/t/accessing-vtkscalarbaractor-from-paraview-python/6547)

<div class="topic-metadata">

**Author:** [@liangwang0734](https://discourse.paraview.org/u/liangwang0734)\
**Replies:** 0\
**Last updated:** [February 24, 2021, 3:56pm UTC](https://discourse.paraview.org/t/accessing-vtkscalarbaractor-from-paraview-python/6547 "2021-02-24T15:56:47Z")

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My true motivation is to add a background color to the colorbar widget (when the rendered objects are messy and make the colorbar widget text/colors hard to see). The pyvista package seems to do it directly with vtkScala…

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## [Is it possible to change default color bar and color by options in the VTU file?](https://discourse.paraview.org/t/is-it-possible-to-change-default-color-bar-and-color-by-options-in-the-vtu-file/8325)

<div class="topic-metadata">

**Author:** [@feacluster](https://discourse.paraview.org/u/feacluster)\
**Replies:** 1\
**Last updated:** [November 4, 2021, 4:25pm UTC](https://discourse.paraview.org/t/is-it-possible-to-change-default-color-bar-and-color-by-options-in-the-vtu-file/8325 "2021-11-04T16:25:17Z")

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I would like the VTU file to set the color bar to “Paraview → Rainbow” and set the the “Color By:” to some dataset in the file.

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## [paraview 5.9](https://discourse.paraview.org/t/paraview-5-9/7539)

<div class="topic-metadata">

**Author:** [@deepakpawar2310](https://discourse.paraview.org/u/deepakpawar2310)\
**Replies:** 4\
**Last updated:** [July 3, 2021, 2:23pm UTC](https://discourse.paraview.org/t/paraview-5-9/7539 "2021-07-03T14:23:41Z")

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I am using the 5.9.1 version, Issue is with the opacity option. A soon as I reduce the opacity, the whole model sort of achieving zero opacity. Not sure, whether it is an issue with the PV compilation. Any help/comme…

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## [Hyperstreamlines for recent Paraview Versions](https://discourse.paraview.org/t/hyperstreamlines-for-recent-paraview-versions/13991)

<div class="topic-metadata">

**Author:** [@reox](https://discourse.paraview.org/u/reox)\
**Replies:** 8\
**Last updated:** [March 26, 2025, 1:41pm UTC](https://discourse.paraview.org/t/hyperstreamlines-for-recent-paraview-versions/13991 "2025-03-26T13:41:14Z")

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I wanted to test vtkHyperStreamlines and found hints to this plugin, posted in the old bugtracker: https://vtk.org/Bug/view.php?id=8424 Unfortunately, many things seems to have changed in between and the plugin is not d…

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## [Kitware offering free courses in Albany, NY in July 2019](https://discourse.paraview.org/t/kitware-offering-free-courses-in-albany-ny-in-july-2019/1981)

<div class="topic-metadata">

**Author:** [@robert.maynard](https://discourse.paraview.org/u/robert.maynard)\
**Replies:** 0\
**Last updated:** [June 3, 2019, 6:27pm UTC](https://discourse.paraview.org/t/kitware-offering-free-courses-in-albany-ny-in-july-2019/1981 "2019-06-03T18:27:05Z")

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Kitware is holding 4 days of courses this July (22-25) covering ParaView, VTK, VTK.js, Girder, Tomviz, CMB, and CMake at our new Albany NY headquarters. The schedule is: Monday July 22: VTK.JS: https://kitware.github…

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## [Tolerance for 'Plot over line'](https://discourse.paraview.org/t/tolerance-for-plot-over-line/1335)

<div class="topic-metadata">

**Author:** [@vincentlaboure](https://discourse.paraview.org/u/vincentlaboure)\
**Replies:** 0\
**Last updated:** [February 21, 2019, 8:47pm UTC](https://discourse.paraview.org/t/tolerance-for-plot-over-line/1335 "2019-02-21T20:47:02Z")

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Hello all, I have a 1-D exodus file with the following coordinates: coordx = 5.22, 4.698, 4.176, 3.654, 3.132, 2.61, 2.088, 1.566, 1.044, 0.521999999999998, 0 ; coordy = 0, 6.39265629154918e-17, 1.2785312583098…

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## [How do I keep the saved file in source format instead of ".glance" ?](https://discourse.paraview.org/t/how-do-i-keep-the-saved-file-in-source-format-instead-of-glance/11699)

<div class="topic-metadata">

**Author:** [@LEOleo](https://discourse.paraview.org/u/LEOleo)\
**Replies:** 7\
**Last updated:** [March 24, 2023, 3:53pm UTC](https://discourse.paraview.org/t/how-do-i-keep-the-saved-file-in-source-format-instead-of-glance/11699 "2023-03-24T15:53:05Z")

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We want the image to be exported in the same format after we annotate and label it

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## [Determine location (radius) from Paraview and axes grid setting problems](https://discourse.paraview.org/t/determine-location-radius-from-paraview-and-axes-grid-setting-problems/9655)

<div class="topic-metadata">

**Author:** [@Miraboreasau](https://discourse.paraview.org/u/Miraboreasau)\
**Replies:** 1\
**Last updated:** [May 24, 2022, 4:17pm UTC](https://discourse.paraview.org/t/determine-location-radius-from-paraview-and-axes-grid-setting-problems/9655 "2022-05-24T16:17:30Z")

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Hello, I have a bunch of results like this, the black circles ( hand draw example) are changed for different results. Basically, it is the intensity of the points. I have the access to the location of each point, but…

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## [Trace not generating load state with choose filenames](https://discourse.paraview.org/t/trace-not-generating-load-state-with-choose-filenames/14830)

<div class="topic-metadata">

**Author:** [@dutta-alankar](https://discourse.paraview.org/u/dutta-alankar)\
**Replies:** 6\
**Last updated:** [June 19, 2024, 4:30am UTC](https://discourse.paraview.org/t/trace-not-generating-load-state-with-choose-filenames/14830 "2024-06-19T04:30:40Z")

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I’m starting a python trace, after which I’m choosing to load a ParaView .pvsm state. In the load state window, I’m changing the filename to select a different data file. Then on stopping the trace, I see that the LoadSt…

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## [Visualisation of xdmf file](https://discourse.paraview.org/t/visualisation-of-xdmf-file/15684)

<div class="topic-metadata">

**Author:** [@jz97x](https://discourse.paraview.org/u/jz97x)\
**Replies:** 2\
**Last updated:** [November 5, 2024, 10:49am UTC](https://discourse.paraview.org/t/visualisation-of-xdmf-file/15684 "2024-11-05T10:49:15Z")

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Hello everyone, I am currently working on a simulation of a reaction-diffusion equation in one dimension implemented in python using FEniCSx. For sake of simplicity, I am simulating 10 time steps and save the result as …

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## [TextureMapToSphere in Python Plugin](https://discourse.paraview.org/t/texturemaptosphere-in-python-plugin/7798)

<div class="topic-metadata">

**Author:** [@Jared\_Blanchard](https://discourse.paraview.org/u/Jared_Blanchard)\
**Replies:** 2\
**Last updated:** [August 11, 2021, 2:04pm UTC](https://discourse.paraview.org/t/texturemaptosphere-in-python-plugin/7798 "2021-08-11T14:04:18Z")

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I would like to display a texture maps on spheres as part of a new source class, PythonSolarSystemSource. The plugin currently creates 8 vtkSphereSource() objects and animates them in orbit about the origin. I can manual…

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## [Window becomes messy when I open an example (first try)](https://discourse.paraview.org/t/window-becomes-messy-when-i-open-an-example-first-try/4393)

<div class="topic-metadata">

**Author:** [@mahmoodn](https://discourse.paraview.org/u/mahmoodn)\
**Replies:** 2\
**Last updated:** [May 23, 2020, 9:10am UTC](https://discourse.paraview.org/t/window-becomes-messy-when-i-open-an-example-first-try/4393 "2020-05-23T09:10:27Z")

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I have installed paraview 3.8 on a computer. As you can see in \[1\] when I open the program, the window looks normal. However, when I open examples/can.ex2 and then select all variables and click on apply, the window beco…

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## [Packaging Paraview superbuild with custom python packages](https://discourse.paraview.org/t/packaging-paraview-superbuild-with-custom-python-packages/11043)

<div class="topic-metadata">

**Author:** [@jjw](https://discourse.paraview.org/u/jjw)\
**Replies:** 3\
**Last updated:** [April 24, 2023, 1:46am UTC](https://discourse.paraview.org/t/packaging-paraview-superbuild-with-custom-python-packages/11043 "2023-04-24T01:46:51Z")

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Hi all, I’m currently trying to build a paraview distribution package that includes some python modules, e.g. pydicom, nutils. How should I configure the cmake? I followed the instructions on gitlab page, but it seems …

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## [Issues with multiple orbit "laps" in single animation](https://discourse.paraview.org/t/issues-with-multiple-orbit-laps-in-single-animation/11371)

<div class="topic-metadata">

**Author:** [@Devin\_Richard\_Bayly](https://discourse.paraview.org/u/Devin_Richard_Bayly)\
**Replies:** 3\
**Last updated:** [February 13, 2023, 5:32pm UTC](https://discourse.paraview.org/t/issues-with-multiple-orbit-laps-in-single-animation/11371 "2023-02-13T17:32:32Z")

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Hi there, I’m showing growth of a plant as a point cloud and I’d like to provide a full circular camera orbit pass for each recording of the plant. This is different than what I’ve created already which is a single orbi…

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## [Restoring the default view in ParaView Web](https://discourse.paraview.org/t/restoring-the-default-view-in-paraview-web/10350)

<div class="topic-metadata">

**Author:** [@Andrei](https://discourse.paraview.org/u/Andrei)\
**Replies:** 1\
**Last updated:** [September 19, 2022, 3:56pm UTC](https://discourse.paraview.org/t/restoring-the-default-view-in-paraview-web/10350 "2022-09-19T15:56:27Z")

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When we view a model in ParaViewVeb, it rotates by default. But if we apply commands with the mouse, then it stops rotating. Is there any default keyboard shortcut to: resume rotation, return default view? An example …

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## [Error message](https://discourse.paraview.org/t/error-message/9019)

<div class="topic-metadata">

**Author:** [@Lorenzo\_Marta](https://discourse.paraview.org/u/Lorenzo_Marta)\
**Replies:** 1\
**Last updated:** [February 23, 2022, 10:46am UTC](https://discourse.paraview.org/t/error-message/9019 "2022-02-23T10:46:11Z")

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I am trying to open mhd files obtained from 3DSlicer on Paraviw which always gives me this output message: warning: In unknown, line 0 warning: Populating font family aliases took 211 ms. Replace uses of missing font fa…

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## [Paraview on wiki encountered internal error](https://discourse.paraview.org/t/paraview-on-wiki-encountered-internal-error/3349)

<div class="topic-metadata">

**Author:** [@Yoshino](https://discourse.paraview.org/u/Yoshino)\
**Replies:** 1\
**Last updated:** [January 16, 2020, 5:40pm UTC](https://discourse.paraview.org/t/paraview-on-wiki-encountered-internal-error/3349 "2020-01-16T17:40:56Z")

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Eh, I found quite a few items listed on https://www.paraview.org/Wiki/ParaView cannot be correctly loaded. It was like What caused this？ Or this webpage is under temporal construction?

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## [SSL support under Windows](https://discourse.paraview.org/t/ssl-support-under-windows/894)

<div class="topic-metadata">

**Author:** [@manoch](https://discourse.paraview.org/u/manoch)\
**Replies:** 1\
**Last updated:** [November 14, 2018, 3:39pm UTC](https://discourse.paraview.org/t/ssl-support-under-windows/894 "2018-11-14T15:39:04Z")

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Hello All, I have created a Python reader that uses urllib module to request earthquake data from USGS. All works well when I run ParaView under Mac or Linux. However, it fails under Windows indicating that it does not …

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## [Is ParaView compatible with SMP + MPI](https://discourse.paraview.org/t/is-paraview-compatible-with-smp-mpi/8602)

<div class="topic-metadata">

**Author:** [@ssss](https://discourse.paraview.org/u/ssss)\
**Replies:** 2\
**Last updated:** [December 10, 2021, 12:52pm UTC](https://discourse.paraview.org/t/is-paraview-compatible-with-smp-mpi/8602 "2021-12-10T12:52:05Z")

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Hi all, I wanted to ask if someone knows whether it’s possible to run ParaView with SMP and MPI at the same time. I only found the following issue https://gitlab.kitware.com/paraview/paraview/-/issues/17519 regarding th…

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## [Data set lost after filter glyph. (Paraview 5.8.1)](https://discourse.paraview.org/t/data-set-lost-after-filter-glyph-paraview-5-8-1/6051)

<div class="topic-metadata">

**Author:** [@Yang](https://discourse.paraview.org/u/Yang)\
**Replies:** 2\
**Last updated:** [December 14, 2020, 5:33am UTC](https://discourse.paraview.org/t/data-set-lost-after-filter-glyph-paraview-5-8-1/6051 "2020-12-14T05:33:43Z")

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I have a data set with several vector fields, after apply the glyph filter, the first vector fields always lost in the glyph as shown in the picture below. The file contains three vectors u1, u2 and u3, but only u2 and u…

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## [How setting a plane to digitize PolyLineSource with widget](https://discourse.paraview.org/t/how-setting-a-plane-to-digitize-polylinesource-with-widget/1248)

<div class="topic-metadata">

**Author:** [@opengeostat](https://discourse.paraview.org/u/opengeostat)\
**Replies:** 1\
**Last updated:** [February 7, 2019, 2:32pm UTC](https://discourse.paraview.org/t/how-setting-a-plane-to-digitize-polylinesource-with-widget/1248 "2019-02-07T14:32:53Z")

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Hi Comunity! I would like to “draw” polylines in an arbitrary plane, let say XY, using Alt+Click and the PolyLineSource Widget but I find difficult setting the elevation (Z) of the plane where the point is placed. The w…

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## [LidarView 5.0 & 5.0.1 crash on Win10 & Win11 - Aggregate points from Trajectory](https://discourse.paraview.org/t/lidarview-5-0-5-0-1-crash-on-win10-win11-aggregate-points-from-trajectory/15837)

<div class="topic-metadata">

**Author:** [@Lehel\_Seres](https://discourse.paraview.org/u/Lehel_Seres)\
**Replies:** 6\
**Last updated:** [January 30, 2025, 1:40pm UTC](https://discourse.paraview.org/t/lidarview-5-0-5-0-1-crash-on-win10-win11-aggregate-points-from-trajectory/15837 "2025-01-30T13:40:46Z")

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Hi, I’m quite new here. First of all, lidarview is a great tool, thanks for developing it for free! For me the killer feature is SLAM and the ability to Aggregate points on a trajectory. This way it’s easy to bulid maps…

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## [Survey: use of OggTheora writer to save animations](https://discourse.paraview.org/t/survey-use-of-oggtheora-writer-to-save-animations/14159)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 6\
**Last updated:** [April 24, 2024, 8:01pm UTC](https://discourse.paraview.org/t/survey-use-of-oggtheora-writer-to-save-animations/14159 "2024-04-24T20:01:59Z")

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Does anyone use the OggTheora animation writer in ParaView? We are pondering deprecating the writer if it isn’t useful to anyone.

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## [Paraview save file](https://discourse.paraview.org/t/paraview-save-file/13285)

<div class="topic-metadata">

**Author:** [@KWLEE](https://discourse.paraview.org/u/KWLEE)\
**Replies:** 6\
**Last updated:** [November 22, 2023, 7:58am UTC](https://discourse.paraview.org/t/paraview-save-file/13285 "2023-11-22T07:58:04Z")

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Hellow~ I’m a beginner at ParaView. I use a grasshopper to use Paraview. At this time, if I save it in pvd format in Paraview and load the file again, the stream tracer disappears. Is there a way to load stream tracer t…

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## [File reader for SCHISM ocean model](https://discourse.paraview.org/t/file-reader-for-schism-ocean-model/11228)

<div class="topic-metadata">

**Author:** [@Jeong](https://discourse.paraview.org/u/Jeong)\
**Replies:** 3\
**Last updated:** [January 24, 2023, 5:05pm UTC](https://discourse.paraview.org/t/file-reader-for-schism-ocean-model/11228 "2023-01-24T17:05:58Z")

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Hello, I am a totally beginner in the paraview. Please understand me even my question is a little weird. I’d like to visualize SCHISM ocean model result using the paraview. But, it seems that there’s no file reader f…

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## [impossible to import csv in Paraview 5.10.0](https://discourse.paraview.org/t/impossible-to-import-csv-in-paraview-5-10-0/9785)

<div class="topic-metadata">

**Author:** [@ousan](https://discourse.paraview.org/u/ousan)\
**Replies:** 3\
**Last updated:** [June 13, 2022, 8:19am UTC](https://discourse.paraview.org/t/impossible-to-import-csv-in-paraview-5-10-0/9785 "2022-06-13T08:19:59Z")

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Hi, I am trying to import a simple csv file to Paraview (5.10.0-RC2), but it returns nothing (File\>Open). The same csv file can be imported to 5.5.2 without any problem. Is there something I am missing? Attached is the…

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## [Can't make connection in client-server mode with MPI](https://discourse.paraview.org/t/cant-make-connection-in-client-server-mode-with-mpi/3581)

<div class="topic-metadata">

**Author:** [@milky\_bread](https://discourse.paraview.org/u/milky_bread)\
**Replies:** 0\
**Last updated:** [February 17, 2020, 12:04pm UTC](https://discourse.paraview.org/t/cant-make-connection-in-client-server-mode-with-mpi/3581 "2020-02-17T12:04:40Z")

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Dear Experts, I am in trouble when making connecting client-server mode with MPI with 5.7.0-Windows-MPI-Python3.7-msvc2015-64bit. The server is windows 10, so I typed as below to launched pvserver with multithread, mp…

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## [Trying to understand Catalyst (Live) design choices](https://discourse.paraview.org/t/trying-to-understand-catalyst-live-design-choices/17597)

<div class="topic-metadata">

**Author:** [@paulmelis](https://discourse.paraview.org/u/paulmelis)\
**Replies:** 7\
**Last updated:** [June 9, 2026, 12:34pm UTC](https://discourse.paraview.org/t/trying-to-understand-catalyst-live-design-choices/17597 "2026-06-09T12:34:49Z")

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I’ve been looking closer into Catalyst 2 and have some questions on why particular things are the way they are. If there’s misconceptions on my end then I apologize (and am happy to be corrected). To do live visualizat…

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## [How can I adjust the starting step of the STL files?](https://discourse.paraview.org/t/how-can-i-adjust-the-starting-step-of-the-stl-files/12525)

<div class="topic-metadata">

**Author:** [@unknown\_family\_name](https://discourse.paraview.org/u/unknown_family_name)\
**Replies:** 2\
**Last updated:** [July 18, 2023, 5:22am UTC](https://discourse.paraview.org/t/how-can-i-adjust-the-starting-step-of-the-stl-files/12525 "2023-07-18T05:22:51Z")

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Hello everyone, I am creating rectangular box that contains grains. The box is filled using pluviation first and then pressed with a top cap plate. All the described sequences are saved as VTK files (grains) and STL file…

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## [compute mean squared errors using two solution files with same number of cells and points](https://discourse.paraview.org/t/compute-mean-squared-errors-using-two-solution-files-with-same-number-of-cells-and-points/13928)

<div class="topic-metadata">

**Author:** [@zj519](https://discourse.paraview.org/u/zj519)\
**Replies:** 5\
**Last updated:** [March 7, 2024, 9:56pm UTC](https://discourse.paraview.org/t/compute-mean-squared-errors-using-two-solution-files-with-same-number-of-cells-and-points/13928 "2024-03-07T21:56:58Z")

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Dear ParaView Support, I have asked before for the steps to compute MSE between two files with different number of cells and points. And the technician has kindly provided me with solution: rename filter — resample with…

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## [How to calculate Finite Strain Tensor using Python Calculator?](https://discourse.paraview.org/t/how-to-calculate-finite-strain-tensor-using-python-calculator/11383)

<div class="topic-metadata">

**Author:** [@Gening\_Dong](https://discourse.paraview.org/u/Gening_Dong)\
**Replies:** 0\
**Last updated:** [February 12, 2023, 11:34pm UTC](https://discourse.paraview.org/t/how-to-calculate-finite-strain-tensor-using-python-calculator/11383 "2023-02-12T23:34:14Z")

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Hi, I’d like to calculate the large deformation strain tensor in a 3D deforming model. The formula is as follows: where x’ is the reference/initial coordinate, and the deformed coordinate x = x’ + u. I tried with Co…

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## [PARAVIEW SLICE shows only outer surface of particles.](https://discourse.paraview.org/t/paraview-slice-shows-only-outer-surface-of-particles/6450)

<div class="topic-metadata">

**Author:** [@Kozha\_Akhmet\_Nugyman](https://discourse.paraview.org/u/Kozha_Akhmet_Nugyman)\
**Replies:** 1\
**Last updated:** [February 16, 2021, 10:28am UTC](https://discourse.paraview.org/t/paraview-slice-shows-only-outer-surface-of-particles/6450 "2021-02-16T10:28:33Z")

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Hello, everyone I am analyzing the voidage between particles. The slice view shows only the outer shell of the particles. I tried to change the solid color, but it changes the outer surface color of the particles. How c…

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## [Error in python script for extract selected section](https://discourse.paraview.org/t/error-in-python-script-for-extract-selected-section/2762)

<div class="topic-metadata">

**Author:** [@kit607](https://discourse.paraview.org/u/kit607)\
**Replies:** 1\
**Last updated:** [October 14, 2019, 5:01pm UTC](https://discourse.paraview.org/t/error-in-python-script-for-extract-selected-section/2762 "2019-10-14T17:01:45Z")

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Hi all. I am using start Trace to create a python script. After I extract the section I want, I stop Trace and save the script. When I load the script, I encounter an error where it is shown in the figure . I am confirm …

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## [Paraview installation error](https://discourse.paraview.org/t/paraview-installation-error/7748)

<div class="topic-metadata">

**Author:** [@Think\_Computational](https://discourse.paraview.org/u/Think_Computational)\
**Replies:** 2\
**Last updated:** [August 3, 2021, 3:29pm UTC](https://discourse.paraview.org/t/paraview-installation-error/7748 "2021-08-03T15:29:41Z")

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I tried to install paraview using the script below. ./makeParaView -python -python-lib /usr/lib64/libpython3.8.so -mpi -qmake $(which qmake-qt5) QT\_XMLPATTERNS\_EXECUTABLE=$(which xmlpatterns-qt5) QT\_HELP\_GENERATOR=$(w…

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## [Paraview visualization resources](https://discourse.paraview.org/t/paraview-visualization-resources/2778)

<div class="topic-metadata">

**Author:** [@newb](https://discourse.paraview.org/u/newb)\
**Replies:** 2\
**Last updated:** [October 16, 2019, 10:03am UTC](https://discourse.paraview.org/t/paraview-visualization-resources/2778 "2019-10-16T10:03:27Z")

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Hello! I want to become proficient in paraview visualization and am not sure which book or resource suits be best. Bookwise I thought " Visualization Toolkit: An Object-Oriented Approach to 3D Graphics" will do the job b…

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## [Definition of vorticity and strain rate in paraview](https://discourse.paraview.org/t/definition-of-vorticity-and-strain-rate-in-paraview/14107)

<div class="topic-metadata">

**Author:** [@Schatzi\_Olsen](https://discourse.paraview.org/u/Schatzi_Olsen)\
**Replies:** 1\
**Last updated:** [March 8, 2024, 1:44am UTC](https://discourse.paraview.org/t/definition-of-vorticity-and-strain-rate-in-paraview/14107 "2024-03-08T01:44:30Z")

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Folks, I’m attempting to get skin friction on a wall in paraview, and see two possible functions I could use to obtain this. What I’m really wondering is what the actual definition of these functions are. When I read …

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## [LIGGTHS questions](https://discourse.paraview.org/t/liggths-questions/9172)

<div class="topic-metadata">

**Author:** [@mabrouka](https://discourse.paraview.org/u/mabrouka)\
**Replies:** 1\
**Last updated:** [March 14, 2022, 7:39am UTC](https://discourse.paraview.org/t/liggths-questions/9172 "2022-03-14T07:39:28Z")

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Hi everyone, I ran a tutorial of cfdem, but I could not get results in paraview even if I dump stl or vtk files here are the inputs of liggghts Regards in.liggghts\_resume (2.2 KB) in.liggghts\_init (2.3 KB)

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## [Skybox BackgroundNorth not alterable?](https://discourse.paraview.org/t/skybox-backgroundnorth-not-alterable/5443)

<div class="topic-metadata">

**Author:** [@Zetison](https://discourse.paraview.org/u/Zetison)\
**Replies:** 1\
**Last updated:** [September 29, 2020, 8:31am UTC](https://discourse.paraview.org/t/skybox-backgroundnorth-not-alterable/5443 "2020-09-29T08:31:18Z")

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I do not seem to get the renderView1.BackgroundNorth option to work. North seems to be pointed at by the y-axis (default). Does anyone spot an error? Or is it a bug? (I use ParaView 5.8.0 on Ubuntu 20.04) The following…

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