# Top

**URL:** https://discourse.paraview.org/top.md?page=178&period=all

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**Page:** 179

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## [CGNS plugin support for ZonePointers / time-varying topology](https://discourse.paraview.org/t/cgns-plugin-support-for-zonepointers-time-varying-topology/17480)

<div class="topic-metadata">

**Author:** [@nitawa](https://discourse.paraview.org/u/nitawa)\
**Replies:** 1\
**Last updated:** [March 18, 2026, 8:47am UTC](https://discourse.paraview.org/t/cgns-plugin-support-for-zonepointers-time-varying-topology/17480 "2026-03-18T08:47:03Z")

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Dear ParaView experts and developers, We are trying to visualize a CGNS file that follows the CGNS SIDS standard for time-varying unstructured meshes with changing topology. The recommended CGNS SIDS approach for this …

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## [Simulation results are only displayed in a small square](https://discourse.paraview.org/t/simulation-results-are-only-displayed-in-a-small-square/16982)

<div class="topic-metadata">

**Author:** [@TH\_NH\_NGUY\_N\_PHUC](https://discourse.paraview.org/u/TH_NH_NGUY_N_PHUC)\
**Replies:** 1\
**Last updated:** [July 21, 2025, 8:25am UTC](https://discourse.paraview.org/t/simulation-results-are-only-displayed-in-a-small-square/16982 "2025-07-21T08:25:45Z")

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Hi, I first installed ParaView 5.10 on my Linux machine (Ubuntu 22.04.5 LTS), but the simulation results (OpenFOAM) are only displayed in a small square frame on the left corner, and the rest is a default gray backgroun…

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## [paraview website is down i can't download anything](https://discourse.paraview.org/t/paraview-website-is-down-i-cant-download-anything/15028)

<div class="topic-metadata">

**Author:** [@Saint\_lazarus](https://discourse.paraview.org/u/Saint_lazarus)\
**Replies:** 1\
**Last updated:** [July 9, 2024, 6:34pm UTC](https://discourse.paraview.org/t/paraview-website-is-down-i-cant-download-anything/15028 "2024-07-09T18:34:11Z")

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as the title implies i really need to download it

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## [ParaView Office Hours (July 10, 2025)](https://discourse.paraview.org/t/paraview-office-hours-july-10-2025/16922)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 0\
**Last updated:** [July 10, 2025, 10:17am UTC](https://discourse.paraview.org/t/paraview-office-hours-july-10-2025/16922 "2025-07-10T10:17:07Z")

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Please join us at ParaView Office Hours today from 3:30-5:00pm Eastern time. This is an opportunity to get your questions about using ParaView answered by ParaView developers, or to just stop by and say hello. Everyone i…

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## [Unable to render a StructuredGrid source using ProgrammableSource filter](https://discourse.paraview.org/t/unable-to-render-a-structuredgrid-source-using-programmablesource-filter/15659)

<div class="topic-metadata">

**Author:** [@jmb64](https://discourse.paraview.org/u/jmb64)\
**Replies:** 0\
**Last updated:** [October 29, 2024, 8:27pm UTC](https://discourse.paraview.org/t/unable-to-render-a-structuredgrid-source-using-programmablesource-filter/15659 "2024-10-29T20:27:07Z")

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As an exercise (being new to Paraview-VTK) I tried to use this piece of python code as a ProgrammableSource (Output Type set to StructuredGrid) in PARAVIEW 5.13. I am trying to model two concentric spherical surface (r…

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## [How to output gas mass flow rate](https://discourse.paraview.org/t/how-to-output-gas-mass-flow-rate/14936)

<div class="topic-metadata">

**Author:** [@Guanlong](https://discourse.paraview.org/u/Guanlong)\
**Replies:** 0\
**Last updated:** [June 27, 2024, 9:17am UTC](https://discourse.paraview.org/t/how-to-output-gas-mass-flow-rate/14936 "2024-06-27T09:17:10Z")

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Excuse me, researcher. I have some VTK files about biomass pyrolysis. I want to output the distribution of the mass flow rate of tar and gas at a certain section(the unit of mass flow rate is kg/s). How should I proceed? …

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## [ParaView Remote Connection to \`pvserver\` on Ubuntu 22.04 (No Data Display)](https://discourse.paraview.org/t/paraview-remote-connection-to-pvserver-on-ubuntu-22-04-no-data-display/16391)

<div class="topic-metadata">

**Author:** [@Lemon](https://discourse.paraview.org/u/Lemon)\
**Replies:** 0\
**Last updated:** [March 27, 2025, 11:37am UTC](https://discourse.paraview.org/t/paraview-remote-connection-to-pvserver-on-ubuntu-22-04-no-data-display/16391 "2025-03-27T11:37:06Z")

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System Information Server OS: Ubuntu 22.04 Server ParaView Version: 5.13.2 (MPI, Linux, Python 3.10, x86\_64) Client OS: macOS (M4, Apple Silicon, ARM) Client ParaView Version: 5.13.2 Problem Description I am trying to …

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## [x coordinate along one line](https://discourse.paraview.org/t/x-coordinate-along-one-line/14667)

<div class="topic-metadata">

**Author:** [@xq520](https://discourse.paraview.org/u/xq520)\
**Replies:** 0\
**Last updated:** [May 19, 2024, 3:26pm UTC](https://discourse.paraview.org/t/x-coordinate-along-one-line/14667 "2024-05-19T15:26:57Z")

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Hello, I want to make a line in the slice as a x coordinate axis, and the Y-axis will change accordingly. how could I get this? With best regards

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## [ParaView Office Hours March 5, 2026](https://discourse.paraview.org/t/paraview-office-hours-march-5-2026/17457)

<div class="topic-metadata">

**Author:** [@Bob\_Obara](https://discourse.paraview.org/u/Bob_Obara)\
**Replies:** 1\
**Last updated:** [March 5, 2026, 8:55pm UTC](https://discourse.paraview.org/t/paraview-office-hours-march-5-2026/17457 "2026-03-05T20:55:11Z")

</div>

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

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## [Information\_only properties don't work for custom representation](https://discourse.paraview.org/t/information-only-properties-dont-work-for-custom-representation/16097)

<div class="topic-metadata">

**Author:** [@jeDuck](https://discourse.paraview.org/u/jeDuck)\
**Replies:** 1\
**Last updated:** [February 3, 2025, 3:46pm UTC](https://discourse.paraview.org/t/information-only-properties-dont-work-for-custom-representation/16097 "2025-02-03T15:46:29Z")

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Dear Paraview developers, I have a custom representation, which is a subclass of vtkXYChartRepresentation. It has a property and I want to manipulate its visibility depending on the input. I have created an information…

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## [Delete downstream pipeline... but in python?](https://discourse.paraview.org/t/delete-downstream-pipeline-but-in-python/17708)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 2\
**Last updated:** [September 1, 2026, 7:35am UTC](https://discourse.paraview.org/t/delete-downstream-pipeline-but-in-python/17708 "2026-09-01T07:35:21Z")

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Hello, is there any way to cleanly do the same action as ‘delete downstream pipeline’ but from python itself? what i came up from some sketchy coding, is a function like this, but would like any inputs (to improve it) …

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## [stop QuerySelect from Showing filter?](https://discourse.paraview.org/t/stop-queryselect-from-showing-filter/17696)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 4\
**Last updated:** [August 24, 2026, 12:12pm UTC](https://discourse.paraview.org/t/stop-queryselect-from-showing-filter/17696 "2026-08-24T12:12:41Z")

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Hello, I require to select chunks of my data, by specific values of, for example IDs. following the results showed here, i am using the function that i described as extractSelectionByListOfValues\_old in my second commen…

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## [Call for Papers: IEEE Large Scale Data Analysis and Visualization (LDAV) workshop 2025](https://discourse.paraview.org/t/call-for-papers-ieee-large-scale-data-analysis-and-visualization-ldav-workshop-2025/16746)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 0\
**Last updated:** [May 29, 2025, 4:06pm UTC](https://discourse.paraview.org/t/call-for-papers-ieee-large-scale-data-analysis-and-visualization-ldav-workshop-2025/16746 "2025-05-29T16:06:44Z")

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TL;DR: Submit your abstracts to LDAV by June 16, 2025, please . Call for Papers Contact: ldav-papers@googlegroups.com Data scales are increasing throughout scientific, business, and research contexts. Large-scale scient…

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## [Crash because of RAM](https://discourse.paraview.org/t/crash-because-of-ram/16138)

<div class="topic-metadata">

**Author:** [@Epichado](https://discourse.paraview.org/u/Epichado)\
**Replies:** 1\
**Last updated:** [February 11, 2025, 8:33am UTC](https://discourse.paraview.org/t/crash-because-of-ram/16138 "2025-02-11T08:33:54Z")

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Hello everyone, I have to use pvpython for a work in my company, so it’s my first time using it i have this programm to export my data from paraview.simple import \* import os a1 = GetActiveSource() plotOverLine1 = P…

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## [Where are all xml proxies defined?](https://discourse.paraview.org/t/where-are-all-xml-proxies-defined/16084)

<div class="topic-metadata">

**Author:** [@joint](https://discourse.paraview.org/u/joint)\
**Replies:** 1\
**Last updated:** [January 30, 2025, 4:06pm UTC](https://discourse.paraview.org/t/where-are-all-xml-proxies-defined/16084 "2025-01-30T16:06:44Z")

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Hello! For example I have such a property \<IntVectorProperty label= name= \</IntVectorProperty\> Where can I get the information on which kind of widget will be generated for that? Like, where are all these x…

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## [Red error box in paraview bar](https://discourse.paraview.org/t/red-error-box-in-paraview-bar/15624)

<div class="topic-metadata">

**Author:** [@wem80](https://discourse.paraview.org/u/wem80)\
**Replies:** 1\
**Last updated:** [October 24, 2024, 7:51am UTC](https://discourse.paraview.org/t/red-error-box-in-paraview-bar/15624 "2024-10-24T07:51:28Z")

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Hi, I’m wondering what has caused this red box to turn up on my paraview screen. Looks like I am out of storage or something, how can I fix it? cheers Emma

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## [EvenlySpacedStreamlines is not working](https://discourse.paraview.org/t/evenlyspacedstreamlines-is-not-working/15150)

<div class="topic-metadata">

**Author:** [@Rishish](https://discourse.paraview.org/u/Rishish)\
**Replies:** 1\
**Last updated:** [August 2, 2024, 1:29pm UTC](https://discourse.paraview.org/t/evenlyspacedstreamlines-is-not-working/15150 "2024-08-02T13:29:50Z")

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I am trying to plot 2D streamlines on a slice in 3D space using a 3D velocity data set. To obtain the 2D velocity field over the x-y plane, I am calculating ( Uxihat+ Uyjhat) in the calculator. Then, I am applying the Ev…

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## [What is the difference between two approaches to get the dataset on the client side?](https://discourse.paraview.org/t/what-is-the-difference-between-two-approaches-to-get-the-dataset-on-the-client-side/14993)

<div class="topic-metadata">

**Author:** [@joint](https://discourse.paraview.org/u/joint)\
**Replies:** 1\
**Last updated:** [July 5, 2024, 7:37am UTC](https://discourse.paraview.org/t/what-is-the-difference-between-two-approaches-to-get-the-dataset-on-the-client-side/14993 "2024-07-05T07:37:15Z")

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Hello! What is the difference between the two ways to get the dataset on the client side? auto sourceProxy = pqActiveObjects::instance().activeSource()-\>getProxy(); auto algorithm = sourceProxy ? vtkAlgorithm::Safe…

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## [including preset transfer function configuration in a Python Trace](https://discourse.paraview.org/t/including-preset-transfer-function-configuration-in-a-python-trace/15034)

<div class="topic-metadata">

**Author:** [@Andy\_Bauer](https://discourse.paraview.org/u/Andy_Bauer)\
**Replies:** 2\
**Last updated:** [July 10, 2024, 8:20pm UTC](https://discourse.paraview.org/t/including-preset-transfer-function-configuration-in-a-python-trace/15034 "2024-07-10T20:20:49Z")

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Hi, I’m using PV 5.12 on a workstation and am using a preset transfer function to set up my visualization. I save this in a Python trace but when I use the generated script on another machine it doesn’t have the informa…

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## [MultiVolume Rendering Optix pathtracer](https://discourse.paraview.org/t/multivolume-rendering-optix-pathtracer/16498)

<div class="topic-metadata">

**Author:** [@alruwa16](https://discourse.paraview.org/u/alruwa16)\
**Replies:** 0\
**Last updated:** [April 17, 2025, 10:11pm UTC](https://discourse.paraview.org/t/multivolume-rendering-optix-pathtracer/16498 "2025-04-17T22:11:15Z")

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Hi everyone, I am trying to render multivolumes inside paraviews. Both volumes are rendered using volume rendering mode GPU based. When I enable both volumes to view, one volume does not rendering correctly on top of th…

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## [Creating a ParaView GUI for OpenFOAM File Modification](https://discourse.paraview.org/t/creating-a-paraview-gui-for-openfoam-file-modification/16199)

<div class="topic-metadata">

**Author:** [@pnt.boss](https://discourse.paraview.org/u/pnt.boss)\
**Replies:** 0\
**Last updated:** [February 20, 2025, 7:56am UTC](https://discourse.paraview.org/t/creating-a-paraview-gui-for-openfoam-file-modification/16199 "2025-02-20T07:56:53Z")

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I am working on developing a custom GUI within ParaView that directly links to OpenFOAM case files. Specifically, I would like to modify the velocity inlet values in the 0/U file by entering a value in the ParaView inter…

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## [3Dconnexion mouse does not zoom/pan in parallel projection](https://discourse.paraview.org/t/3dconnexion-mouse-does-not-zoom-pan-in-parallel-projection/15936)

<div class="topic-metadata">

**Author:** [@austin.kolegraff](https://discourse.paraview.org/u/austin.kolegraff)\
**Replies:** 0\
**Last updated:** [January 2, 2025, 6:49pm UTC](https://discourse.paraview.org/t/3dconnexion-mouse-does-not-zoom-pan-in-parallel-projection/15936 "2025-01-02T18:49:12Z")

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When in parallel projection mode, I am unable to zoom or pan with my 3Dconnexion SpaceMouse. (The rotation feature still works interestingly enough). All features work as expected when using the default perspective mode…

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## [every time I reopen ParaView, all settings are reset to default](https://discourse.paraview.org/t/every-time-i-reopen-paraview-all-settings-are-reset-to-default/15666)

<div class="topic-metadata">

**Author:** [@Yulongggggg](https://discourse.paraview.org/u/Yulongggggg)\
**Replies:** 0\
**Last updated:** [October 30, 2024, 11:59pm UTC](https://discourse.paraview.org/t/every-time-i-reopen-paraview-all-settings-are-reset-to-default/15666 "2024-10-30T23:59:58Z")

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I’m using macOS, and every time I reopen ParaView, all settings are reset to default. For example, if I set ‘auto apply’, it becomes inactive the next time I open ParaView, and I have to set it up again. How can I solve …

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## [Object not centred when exporting a screenshot](https://discourse.paraview.org/t/object-not-centred-when-exporting-a-screenshot/16075)

<div class="topic-metadata">

**Author:** [@aero.py](https://discourse.paraview.org/u/aero.py)\
**Replies:** 1\
**Last updated:** [January 29, 2025, 12:26pm UTC](https://discourse.paraview.org/t/object-not-centred-when-exporting-a-screenshot/16075 "2025-01-29T12:26:52Z")

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Hi, I wrote a python script to generate a set of frames of my views in paraview at different camera positions. I’m moving the camera position with renderView.CameraPosition=\[x,y,z\] and the camera seems to be following my…

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## [any way to reconstruct images from paraview itself?](https://discourse.paraview.org/t/any-way-to-reconstruct-images-from-paraview-itself/17733)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 2\
**Last updated:** [September 23, 2026, 7:08pm UTC](https://discourse.paraview.org/t/any-way-to-reconstruct-images-from-paraview-itself/17733 "2026-09-23T19:08:52Z")

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Hello, i have a bunch of ‘slices’ at different heights of a tomography scan, generally I get a “3D tiff” which when open it is a “Image (Uniform Rectilinear Grid)” with elements in each direction with a tiff value at ea…

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## [Span-average in 3D airfoil](https://discourse.paraview.org/t/span-average-in-3d-airfoil/14664)

<div class="topic-metadata">

**Author:** [@xq520](https://discourse.paraview.org/u/xq520)\
**Replies:** 0\
**Last updated:** [May 18, 2024, 2:03pm UTC](https://discourse.paraview.org/t/span-average-in-3d-airfoil/14664 "2024-05-18T14:03:14Z")

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Hello, I want to get span-average data across the z direction. And I used Descriptive Statistics, but the value didn’t change. Also how to specify direction in Descriptive Statistics filiter? If need, I can upload my vt…

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## [ParaView Office Hours March 19, 2026](https://discourse.paraview.org/t/paraview-office-hours-march-19-2026/17477)

<div class="topic-metadata">

**Author:** [@Bob\_Obara](https://discourse.paraview.org/u/Bob_Obara)\
**Replies:** 1\
**Last updated:** [March 19, 2026, 7:30pm UTC](https://discourse.paraview.org/t/paraview-office-hours-march-19-2026/17477 "2026-03-19T19:30:11Z")

</div>

Have a question about how to use ParaView? Ask ParaView experts at this week’s office hours! Time: Thursday, March 19 · 3:30 – 5:00pm Time zone: America/New\_York Google Meet joining info Video call link: https://meet.…

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## [Ghost Cell Filter does not pick up global ID fields, if they are self generated](https://discourse.paraview.org/t/ghost-cell-filter-does-not-pick-up-global-id-fields-if-they-are-self-generated/17428)

<div class="topic-metadata">

**Author:** [@hheinzer](https://discourse.paraview.org/u/hheinzer)\
**Replies:** 1\
**Last updated:** [February 5, 2026, 10:43am UTC](https://discourse.paraview.org/t/ghost-cell-filter-does-not-pick-up-global-id-fields-if-they-are-self-generated/17428 "2026-02-05T10:43:59Z")

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The ghost cell filter needs the global ID arrays for points and cells to generate the needed ghost cells. There is an option to compute these in the filter options (“Generate Global Ids“). This creates two new data array…

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## [Paraview Texture Animation](https://discourse.paraview.org/t/paraview-texture-animation/16872)

<div class="topic-metadata">

**Author:** [@gaholly](https://discourse.paraview.org/u/gaholly)\
**Replies:** 1\
**Last updated:** [June 30, 2025, 7:49am UTC](https://discourse.paraview.org/t/paraview-texture-animation/16872 "2025-06-30T07:49:16Z")

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If I have a series of .png or .jpeg files that I want overlay as a texture on top of a .vtu file, is it possible to have the textures play like an animation in ParaView over time?

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## [Error in opening .vtm file](https://discourse.paraview.org/t/error-in-opening-vtm-file/16689)

<div class="topic-metadata">

**Author:** [@mdev](https://discourse.paraview.org/u/mdev)\
**Replies:** 1\
**Last updated:** [May 21, 2025, 3:57pm UTC](https://discourse.paraview.org/t/error-in-opening-vtm-file/16689 "2025-05-21T15:57:48Z")

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Hello, I have a problem in opening .vtm file which contains a .vtk file. I have an error message “could not create a reader for ~”. The .vtk file itself can be opened, but it is not readable through the .vtm file. I am …

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## [Plotting contours on uniform grid](https://discourse.paraview.org/t/plotting-contours-on-uniform-grid/16647)

<div class="topic-metadata">

**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 1\
**Last updated:** [May 20, 2025, 9:52am UTC](https://discourse.paraview.org/t/plotting-contours-on-uniform-grid/16647 "2025-05-20T09:52:13Z")

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Hi I want to show the contour plot on an uniform grid which is equally spaced by some distance. I have a 3D data and want to show the contour on a 2D cross-section slice but with uniform grid spacing. What should i do? …

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## [Unable to display 3D data in HDF5 format](https://discourse.paraview.org/t/unable-to-display-3d-data-in-hdf5-format/15913)

<div class="topic-metadata">

**Author:** [@kentatonix](https://discourse.paraview.org/u/kentatonix)\
**Replies:** 1\
**Last updated:** [December 30, 2024, 10:55am UTC](https://discourse.paraview.org/t/unable-to-display-3d-data-in-hdf5-format/15913 "2024-12-30T10:55:26Z")

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sample\_3d\_data.h5 (978.6 KB) gene\_h5.py (1.6 KB) I cannot display 3D data in HDF5 format (sample\_3d\_data.h5) in paraview. This data was generated using the attached sample python program (sample\_3d\_data.h5). The error…

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## [Renderviews in pvbatch 5.12.1 errors](https://discourse.paraview.org/t/renderviews-in-pvbatch-5-12-1-errors/15204)

<div class="topic-metadata">

**Author:** [@nadeem](https://discourse.paraview.org/u/nadeem)\
**Replies:** 1\
**Last updated:** [August 12, 2024, 11:29am UTC](https://discourse.paraview.org/t/renderviews-in-pvbatch-5-12-1-errors/15204 "2024-08-12T11:29:23Z")

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Hello, I am running the latest release 5.12.1 and have immediately run into problems. (I run a pvbatch job on ntasks=10 nodes.) The task: Run in pvbath mode and extract slices of the velocity field (a turbulent mixing l…

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## [Visualising a deformed domain coloured by another variable](https://discourse.paraview.org/t/visualising-a-deformed-domain-coloured-by-another-variable/17694)

<div class="topic-metadata">

**Author:** [@ctain](https://discourse.paraview.org/u/ctain)\
**Replies:** 3\
**Last updated:** [August 21, 2026, 1:08pm UTC](https://discourse.paraview.org/t/visualising-a-deformed-domain-coloured-by-another-variable/17694 "2026-08-21T13:08:30Z")

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I have an xdmf file with two variables, the deformation and the stress. My goal is to see the deformed domain coloured by the stress. When I open the file with Paraview (5.9.0-RC2) the plot remains in grey. The variables…

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## [Min max flagpole for scalar field](https://discourse.paraview.org/t/min-max-flagpole-for-scalar-field/16502)

<div class="topic-metadata">

**Author:** [@joetristano](https://discourse.paraview.org/u/joetristano)\
**Replies:** 0\
**Last updated:** [April 18, 2025, 1:08pm UTC](https://discourse.paraview.org/t/min-max-flagpole-for-scalar-field/16502 "2025-04-18T13:08:59Z")

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Hi, I’ve seen this example where someone could put flagpole text on arbitrary data set Point labels available with PV 5.7? However, I would like to automatically update flagpole text to the minimum and maximum location…

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## [Open source visualization and data analysis in the browser with vtk.js webinar](https://discourse.paraview.org/t/open-source-visualization-and-data-analysis-in-the-browser-with-vtk-js-webinar/15386)

<div class="topic-metadata">

**Author:** [@Sankhesh\_Jhaveri](https://discourse.paraview.org/u/Sankhesh_Jhaveri)\
**Replies:** 0\
**Last updated:** [September 13, 2024, 7:59pm UTC](https://discourse.paraview.org/t/open-source-visualization-and-data-analysis-in-the-browser-with-vtk-js-webinar/15386 "2024-09-13T19:59:38Z")

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Join us on September 18th at noon ET to learn more about accelerating the development of web visualization applications with vtk.js. During this free webinar, we will go over how vtk.js, an open-source tool leverages mo…

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## [Static PLY point cloud file will not clip properly](https://discourse.paraview.org/t/static-ply-point-cloud-file-will-not-clip-properly/14271)

<div class="topic-metadata">

**Author:** [@Mrek](https://discourse.paraview.org/u/Mrek)\
**Replies:** 0\
**Last updated:** [March 27, 2024, 12:22am UTC](https://discourse.paraview.org/t/static-ply-point-cloud-file-will-not-clip-properly/14271 "2024-03-27T00:22:38Z")

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When I try to clip my PLY file no matter how i define the clipping bounds, all data disappears as soon as i apply the clip. Any ideas?

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## [updatePipeline of programmable filter overwriting the max function](https://discourse.paraview.org/t/updatepipeline-of-programmable-filter-overwriting-the-max-function/17711)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 4\
**Last updated:** [September 3, 2026, 1:19pm UTC](https://discourse.paraview.org/t/updatepipeline-of-programmable-filter-overwriting-the-max-function/17711 "2026-09-03T13:19:42Z")

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first of all i must say that i was able to pinpoint this issue thanks to LLM. my code was working correctly when using paraview/python shell and running my code but when i was running it with pvbatch i was getting an er…

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## [Inaccurate tick marks in legend](https://discourse.paraview.org/t/inaccurate-tick-marks-in-legend/17573)

<div class="topic-metadata">

**Author:** [@fvg](https://discourse.paraview.org/u/fvg)\
**Replies:** 1\
**Last updated:** [May 20, 2026, 10:32am UTC](https://discourse.paraview.org/t/inaccurate-tick-marks-in-legend/17573 "2026-05-20T10:32:29Z")

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I set the jumps between colors to exact values, e.g. 7,5. However, the color bar puts the tick mark slightly off (esp. at 7,5). See image. Enabling discretize to e.g. 1000 fixes this partly. This seems like a bug, corr…

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## [Seg-Y reader proxy](https://discourse.paraview.org/t/seg-y-reader-proxy/16499)

<div class="topic-metadata">

**Author:** [@jeDuck](https://discourse.paraview.org/u/jeDuck)\
**Replies:** 1\
**Last updated:** [April 18, 2025, 8:33am UTC](https://discourse.paraview.org/t/seg-y-reader-proxy/16499 "2025-04-18T08:33:06Z")

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Dear Paraview developers, I failed to find the proxy definition for Seg-Y reader. I looked through all “readers\_” xml-files in Remoting-\>Application-\>Resources, but there wasn’t any.

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## [Save AMR to .csv](https://discourse.paraview.org/t/save-amr-to-csv/15186)

<div class="topic-metadata">

**Author:** [@Jesee](https://discourse.paraview.org/u/Jesee)\
**Replies:** 1\
**Last updated:** [August 8, 2024, 7:26am UTC](https://discourse.paraview.org/t/save-amr-to-csv/15186 "2024-08-08T07:26:33Z")

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I have the same issue, i.e., when I try to save a volume data into a .csv file I do not get the x,y,z coordinates. However, when I try to save a slice in a .csv file everything is good. I get the velocities and the coord…

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## [Plot freeze selection over time](https://discourse.paraview.org/t/plot-freeze-selection-over-time/14960)

<div class="topic-metadata">

**Author:** [@Tang](https://discourse.paraview.org/u/Tang)\
**Replies:** 0\
**Last updated:** [June 30, 2024, 8:56am UTC](https://discourse.paraview.org/t/plot-freeze-selection-over-time/14960 "2024-06-30T08:56:30Z")

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Hello everyone, I want to implement the “freeze” feature of “create selection” in a script, but I’m not very familiar with script functions. It seems that the ConvertSelection function should be used for this, but I stil…

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## [EGL crashes when connecting to client](https://discourse.paraview.org/t/egl-crashes-when-connecting-to-client/14629)

<div class="topic-metadata">

**Author:** [@woodscn](https://discourse.paraview.org/u/woodscn)\
**Replies:** 0\
**Last updated:** [May 14, 2024, 8:48pm UTC](https://discourse.paraview.org/t/egl-crashes-when-connecting-to-client/14629 "2024-05-14T20:48:04Z")

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Client: Windows Gateway: RHEL Server: RHEL Version: 5.11.2 (official binaries) Launch client and set to listen for reverse connection pseudocode: ssh -R 11111:localhost:port gateway ssh -R port:localhost:11111 ser…

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## [Changing X and Y axis scale of graph without transform](https://discourse.paraview.org/t/changing-x-and-y-axis-scale-of-graph-without-transform/16819)

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**Author:** [@Shashi](https://discourse.paraview.org/u/Shashi)\
**Replies:** 0\
**Last updated:** [June 16, 2025, 6:20am UTC](https://discourse.paraview.org/t/changing-x-and-y-axis-scale-of-graph-without-transform/16819 "2025-06-16T06:20:52Z")

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Is there a way to scale x axis and y axis differently without scaling the underlying data using a transform filter? Zooming in using camera or view options is decreasing resolution. I am using transform1.Transform.Scal…

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## [One cell in slice is blank when viewing fluent ensight gold format](https://discourse.paraview.org/t/one-cell-in-slice-is-blank-when-viewing-fluent-ensight-gold-format/14889)

<div class="topic-metadata">

**Author:** [@Martin\_Denison](https://discourse.paraview.org/u/Martin_Denison)\
**Replies:** 0\
**Last updated:** [June 19, 2024, 4:31pm UTC](https://discourse.paraview.org/t/one-cell-in-slice-is-blank-when-viewing-fluent-ensight-gold-format/14889 "2024-06-19T16:31:42Z")

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I have been exporting from fluent ensight gold format (and edit the encas file to remove quotes and the bottom two lines). But when I visualize in slice I keep seeing a cell that does not get rendered and is blank. Is th…

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## [pressure over four cylinder](https://discourse.paraview.org/t/pressure-over-four-cylinder/14776)

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**Author:** [@Abdelwahab\_Aiche](https://discourse.paraview.org/u/Abdelwahab_Aiche)\
**Replies:** 0\
**Last updated:** [June 5, 2024, 11:13am UTC](https://discourse.paraview.org/t/pressure-over-four-cylinder/14776 "2024-06-05T11:13:40Z")

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Hi all, how to plot the pressure curves in functions of the angle (0 to 360) over a cylinder. the study is a numerical simulation of a turbulent flow around four cylinders in square configuration, I used Gmsh for geomet…

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## [Font scale difference between prebuilt and custom built ParaView.](https://discourse.paraview.org/t/font-scale-difference-between-prebuilt-and-custom-built-paraview/14596)

<div class="topic-metadata">

**Author:** [@Reshm\_R\_S](https://discourse.paraview.org/u/Reshm_R_S)\
**Replies:** 0\
**Last updated:** [May 10, 2024, 9:33am UTC](https://discourse.paraview.org/t/font-scale-difference-between-prebuilt-and-custom-built-paraview/14596 "2024-05-10T09:33:57Z")

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Hi!, The prebuild version of paraview in my ubuntu 24 is showing proper and nice looking font sizes but a custom built version of paraview on the same machine gives me a large font sizes in the UI. (see images below). …

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## [Paraview Glance failed to open animate scene exported from Paraview?](https://discourse.paraview.org/t/paraview-glance-failed-to-open-animate-scene-exported-from-paraview/17081)

<div class="topic-metadata">

**Author:** [@Wan\_Hui](https://discourse.paraview.org/u/Wan_Hui)\
**Replies:** 1\
**Last updated:** [August 25, 2025, 7:16am UTC](https://discourse.paraview.org/t/paraview-glance-failed-to-open-animate-scene-exported-from-paraview/17081 "2025-08-25T07:16:54Z")

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When opening an animated .vtkjs file exported from Paraview in Kitware Glance, I always got the following error, how to solve this? ParaViewGlance: master Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (K…

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## [Removing undeformed shape in warp by vector](https://discourse.paraview.org/t/removing-undeformed-shape-in-warp-by-vector/16975)

<div class="topic-metadata">

**Author:** [@viveksingh](https://discourse.paraview.org/u/viveksingh)\
**Replies:** 1\
**Last updated:** [July 21, 2025, 8:01am UTC](https://discourse.paraview.org/t/removing-undeformed-shape-in-warp-by-vector/16975 "2025-07-21T08:01:35Z")

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Hello everyone, I have just started using Paraview and FEniCSx. I am exporting stress and displacement data from FEniCSx in .xdmf format and visualizing it in Paraview. While plotting the deformed shape using displaceme…

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## [extract to array plotDataOverTime](https://discourse.paraview.org/t/extract-to-array-plotdataovertime/16878)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 1\
**Last updated:** [July 2, 2025, 1:47pm UTC](https://discourse.paraview.org/t/extract-to-array-plotdataovertime/16878 "2025-07-02T13:47:24Z")

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Hello, I have a filter (plotDataOverTime), and i would like to recover its value to an array. eg., avg(alpha.air). i can see the values in a spreadsheet viewer if i am in row data. what i would like is to get an array w…

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