# Top

**URL:** https://discourse.paraview.org/top.md?page=12&period=all

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**Page:** 13

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## [Missing "Load State Options" dialog](https://discourse.paraview.org/t/missing-load-state-options-dialog/7661)

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**Author:** [@Andrew\_Maclean](https://discourse.paraview.org/u/Andrew_Maclean)\
**Replies:** 10\
**Last updated:** [October 13, 2021, 12:23pm UTC](https://discourse.paraview.org/t/missing-load-state-options-dialog/7661 "2021-10-13T12:23:57Z")

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I am using Paraview 5.9.0 in Windows and Linux. How do I enable the “Load State Options” dialog when loading a PVSM file? Currently it just automatically loads the PVSM file so no dialog appears. I have done a “Reset to…

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## [Open Paraview GUI with python functions laoded](https://discourse.paraview.org/t/open-paraview-gui-with-python-functions-laoded/8779)

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**Author:** [@whiteW](https://discourse.paraview.org/u/whiteW)\
**Replies:** 9\
**Last updated:** [January 17, 2022, 2:16pm UTC](https://discourse.paraview.org/t/open-paraview-gui-with-python-functions-laoded/8779 "2022-01-17T14:16:24Z")

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Dear all, I would like to start the GUI of Paraview with some python functions loaded in memory. Now I’m using the following command to open Paraview and execute a script (that also contains some python functions) pa…

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## [Paraview on Arch Linux (Gnome) not running on Wayland](https://discourse.paraview.org/t/paraview-on-arch-linux-gnome-not-running-on-wayland/14264)

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**Author:** [@nihil39](https://discourse.paraview.org/u/nihil39)\
**Replies:** 11\
**Last updated:** [April 23, 2024, 12:13pm UTC](https://discourse.paraview.org/t/paraview-on-arch-linux-gnome-not-running-on-wayland/14264 "2024-04-23T12:13:38Z")

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Hi, I am running Paraview 5.12 on Arch Linux on a Wayland Gnome session. All packages have been installed from the official Arch pkgbuilds, but I have the same problem when running Paraview from the package downloaded f…

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## [Plot Over Line have NaN values](https://discourse.paraview.org/t/plot-over-line-have-nan-values/9882)

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**Author:** [@Yunxi](https://discourse.paraview.org/u/Yunxi)\
**Replies:** 12\
**Last updated:** [June 24, 2022, 4:47pm UTC](https://discourse.paraview.org/t/plot-over-line-have-nan-values/9882 "2022-06-24T16:47:34Z")

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Hello! I’m trying to plot some data from a CFD simulation, but some NaN values appears in the line chart. The z coordinate should be fixed, so I used to slice filter. The x, y coordinates should be random numbers. I’ve t…

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## [Insert custom caption](https://discourse.paraview.org/t/insert-custom-caption/4008)

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**Author:** [@drudox00](https://discourse.paraview.org/u/drudox00)\
**Replies:** 15\
**Last updated:** [April 14, 2020, 3:42am UTC](https://discourse.paraview.org/t/insert-custom-caption/4008 "2020-04-14T03:42:01Z")

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Hi everybody I would like to know if there is same way to make a caption during animation who write each time step of the dataset in the animation a value from a file … suppose I have let say 100 vtk file representing a…

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## [Use Terminal to make remote connections on OSX](https://discourse.paraview.org/t/use-terminal-to-make-remote-connections-on-osx/7233)

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**Author:** [@Kenneth\_Moreland](https://discourse.paraview.org/u/Kenneth_Moreland)\
**Replies:** 9\
**Last updated:** [July 26, 2021, 6:45pm UTC](https://discourse.paraview.org/t/use-terminal-to-make-remote-connections-on-osx/7233 "2021-07-26T18:45:31Z")

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When connecting to a remote machine on OSX, the system opens an xterm window to make the ssh connection to the remote machine. For this to work, you need to have XQuartz installed and running. Not all users have XQuartz…

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## [Logo in the background of the render view in Paraview 5.9](https://discourse.paraview.org/t/logo-in-the-background-of-the-render-view-in-paraview-5-9/6322)

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**Author:** [@Petr\_Melnikov](https://discourse.paraview.org/u/Petr_Melnikov)\
**Replies:** 9\
**Last updated:** [February 2, 2021, 1:47pm UTC](https://discourse.paraview.org/t/logo-in-the-background-of-the-render-view-in-paraview-5-9/6322 "2021-02-02T13:47:38Z")

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Hi Guys, I am trying to show the logo in the background of the render view in Paraview 5.9 The script below is used for this purpose: from paraview.simple import \* import vtk image = vtk.vtkPNGReader() rep = vtk.vtk…

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## [Paraview savedata option](https://discourse.paraview.org/t/paraview-savedata-option/10655)

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**Author:** [@Smruti\_Ranjan\_Jena](https://discourse.paraview.org/u/Smruti_Ranjan_Jena)\
**Replies:** 11\
**Last updated:** [November 7, 2022, 7:01am UTC](https://discourse.paraview.org/t/paraview-savedata-option/10655 "2022-11-07T07:01:16Z")

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Dear Community, I have some queries regarding data-export using Paraview for which I need some help. While saving data from paraview using the “Save Data” option in the tool bar, I realized that it is saving all the …

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## [Removing the internal cells from a CFD analysis](https://discourse.paraview.org/t/removing-the-internal-cells-from-a-cfd-analysis/8645)

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**Author:** [@TimScottz8](https://discourse.paraview.org/u/TimScottz8)\
**Replies:** 13\
**Last updated:** [December 31, 2021, 9:50am UTC](https://discourse.paraview.org/t/removing-the-internal-cells-from-a-cfd-analysis/8645 "2021-12-31T09:50:22Z")

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Hi I’ve done a simple simulation in openFoam via FreeCad using the cfdOF plugin of an airplane wing which has nicely captured the tip vortex. Looking at the results in Paraview I have a small problem. If I set the opaci…

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## [Paraview Catalyst: co-processing visualization window cannot be launched](https://discourse.paraview.org/t/paraview-catalyst-co-processing-visualization-window-cannot-be-launched/3989)

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**Author:** [@leoncwu](https://discourse.paraview.org/u/leoncwu)\
**Replies:** 16\
**Last updated:** [April 27, 2020, 3:03pm UTC](https://discourse.paraview.org/t/paraview-catalyst-co-processing-visualization-window-cannot-be-launched/3989 "2020-04-27T15:03:57Z")

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Hi, I am trying to use Catalyst to visualize my on-going simulation concurrently. I am in the process of recovering a sample test found in the source code. I was able to launch the run successfully, but the Paraview visu…

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## [ParaView 5.9.1 still unusable](https://discourse.paraview.org/t/paraview-5-9-1-still-unusable/7668)

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**Author:** [@MBG](https://discourse.paraview.org/u/MBG)\
**Replies:** 12\
**Last updated:** [August 2, 2021, 2:04pm UTC](https://discourse.paraview.org/t/paraview-5-9-1-still-unusable/7668 "2021-08-02T14:04:04Z")

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I’ve reported before that ParaView 5.9 can’t be used completely on macOS Mojave. For now, with upgrade to ParaView 5.9.1 and MacOS Catalina that’s still doesn’t work properly. Open a VTK file or a complete project we s…

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## [problems field data unstructured reader](https://discourse.paraview.org/t/problems-field-data-unstructured-reader/3017)

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**Author:** [@hgropelli](https://discourse.paraview.org/u/hgropelli)\
**Replies:** 9\
**Last updated:** [November 28, 2019, 3:15pm UTC](https://discourse.paraview.org/t/problems-field-data-unstructured-reader/3017 "2019-11-28T15:15:52Z")

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Writing during a calculation demands much time, I am searching a for a way, for example, print time, average total energy, average overlap… In other words properties that applies for a system of particles without having …

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## [4DFlow Pathline Streamline](https://discourse.paraview.org/t/4dflow-pathline-streamline/13124)

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**Author:** [@mar.premi](https://discourse.paraview.org/u/mar.premi)\
**Replies:** 33\
**Last updated:** [November 17, 2023, 4:06pm UTC](https://discourse.paraview.org/t/4dflow-pathline-streamline/13124 "2023-11-17T16:06:58Z")

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Hi, I have .vtk file of a 4DFlow of the blood within the ventricles. I have the velocity field dataset. I also have these dataset How can I visualize the pathline and the streamline? Thank you

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## [Does paraview 5.9.0 support animation?](https://discourse.paraview.org/t/does-paraview-5-9-0-support-animation/8839)

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**Author:** [@mahb](https://discourse.paraview.org/u/mahb)\
**Replies:** 24\
**Last updated:** [February 18, 2022, 9:07am UTC](https://discourse.paraview.org/t/does-paraview-5-9-0-support-animation/8839 "2022-02-18T09:07:12Z")

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I have tested paraview 5.9.0, but it fails. 1.I create a animation 2.load openvr plugin && click "send to VR " 3.In VR , I click " start " animation button 4.the animation does not work

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## [Color imported lines by direction](https://discourse.paraview.org/t/color-imported-lines-by-direction/4813)

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**Author:** [@lrfrank](https://discourse.paraview.org/u/lrfrank)\
**Replies:** 14\
**Last updated:** [July 28, 2020, 12:10am UTC](https://discourse.paraview.org/t/color-imported-lines-by-direction/4813 "2020-07-28T00:10:26Z")

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Hi, I’m new to Paraview but have searched for this topic. I have a set of streamlines already generated by a different program, and save in vtk form. Paraview reads them in correctly. I would like to now use a tube f…

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## [background error in raytracing](https://discourse.paraview.org/t/background-error-in-raytracing/7898)

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**Author:** [@wyan](https://discourse.paraview.org/u/wyan)\
**Replies:** 12\
**Last updated:** [January 24, 2022, 9:58am UTC](https://discourse.paraview.org/t/background-error-in-raytracing/7898 "2022-01-24T09:58:57Z")

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With paraview 5.9.1, I have a problem where the bundled ospray. Rendered images contain random errors where a large region of grey color may appear in the saved snapshot image. One such image is attached as an example. …

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## [openVDB missing from Export options in Paraview 5.10.1](https://discourse.paraview.org/t/openvdb-missing-from-export-options-in-paraview-5-10-1/9887)

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**Author:** [@synthetic\_penguin](https://discourse.paraview.org/u/synthetic_penguin)\
**Replies:** 15\
**Last updated:** [June 29, 2022, 9:38am UTC](https://discourse.paraview.org/t/openvdb-missing-from-export-options-in-paraview-5-10-1/9887 "2022-06-29T09:38:43Z")

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I downloaded Paraview 5.10.1 for MacOS. In the release notes, it says that it has a new OpenVDB writer. https://www.kitware.com/paraview-5-10-0-release-notes/#readers-writers-and-filters-changes I have VTK volume file…

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## [animation (harmonic motion)](https://discourse.paraview.org/t/animation-harmonic-motion/8803)

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**Author:** [@tig](https://discourse.paraview.org/u/tig)\
**Replies:** 11\
**Last updated:** [January 21, 2022, 10:05am UTC](https://discourse.paraview.org/t/animation-harmonic-motion/8803 "2022-01-21T10:05:39Z")

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Hello, I’m trying to animate a “Magnitude/Phase” harmonic field. In particular NO time data is present in the data file, as it can be generated with a sinusoidal function. Example of a regular wave: in the annexed zipp…

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## [How can I extract a surface from the inside of a tetrahedral mesh with global connectivity?](https://discourse.paraview.org/t/how-can-i-extract-a-surface-from-the-inside-of-a-tetrahedral-mesh-with-global-connectivity/10632)

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**Author:** [@Gening\_Dong](https://discourse.paraview.org/u/Gening_Dong)\
**Replies:** 11\
**Last updated:** [November 2, 2022, 12:46am UTC](https://discourse.paraview.org/t/how-can-i-extract-a-surface-from-the-inside-of-a-tetrahedral-mesh-with-global-connectivity/10632 "2022-11-02T00:46:54Z")

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Hi, I have a tetrahedral mesh for CFD simulation. I want to add a boundary condition inside the geometry (eg. add a boundary condition in the valve region of a cardiac outflow tract). I used Select Cell Through and then…

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## [Superbuild 'install' target fails with v5.10](https://discourse.paraview.org/t/superbuild-install-target-fails-with-v5-10/8942)

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**Author:** [@mirenradia](https://discourse.paraview.org/u/mirenradia)\
**Replies:** 16\
**Last updated:** [February 18, 2022, 12:07pm UTC](https://discourse.paraview.org/t/superbuild-install-target-fails-with-v5-10/8942 "2022-02-18T12:07:39Z")

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Hello, I have just been trying to install a CATALYST\_RENDERING superbuild of ParaView v5.10.0 on a Linux HPC cluster that seems to build fine (and works fine for me from the build directory) but I can’t seem to install …

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## [Getting "Byte order could not be determined" error when opening up Ensight Case Gold files written from ANSYS Fluent 2021R2](https://discourse.paraview.org/t/getting-byte-order-could-not-be-determined-error-when-opening-up-ensight-case-gold-files-written-from-ansys-fluent-2021r2/12250)

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**Author:** [@austinbenny](https://discourse.paraview.org/u/austinbenny)\
**Replies:** 18\
**Last updated:** [July 29, 2026, 8:50am UTC](https://discourse.paraview.org/t/getting-byte-order-could-not-be-determined-error-when-opening-up-ensight-case-gold-files-written-from-ansys-fluent-2021r2/12250 "2026-07-29T08:50:07Z")

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My workflow is to have ANSYS Fluent 2021R2 write Ensight Case Gold files that i then post-process in paraview. I could successfully do this before with a different simulation (the ANSYS Fluent version and paraview versio…

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## [How to export an animation to Maya, via OBJ or STL.](https://discourse.paraview.org/t/how-to-export-an-animation-to-maya-via-obj-or-stl/6403)

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**Author:** [@Hanszmann](https://discourse.paraview.org/u/Hanszmann)\
**Replies:** 9\
**Last updated:** [August 3, 2022, 3:51am UTC](https://discourse.paraview.org/t/how-to-export-an-animation-to-maya-via-obj-or-stl/6403 "2022-08-03T03:51:33Z")

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We managed to export a static 3D model in OBJ and some sort of animation where it generates one static model for each frame, but this option generates 400 models, if we were doing stop motion that would be cool :grinning…

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## [Questions Architecture Related Paraview-Web](https://discourse.paraview.org/t/questions-architecture-related-paraview-web/11317)

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**Author:** [@anshakeel](https://discourse.paraview.org/u/anshakeel)\
**Replies:** 12\
**Last updated:** [February 9, 2023, 4:18pm UTC](https://discourse.paraview.org/t/questions-architecture-related-paraview-web/11317 "2023-02-09T16:18:56Z")

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Hello, I’m trying to understand the architecture of Paraview, Paraview-web and Trame. My Main Focus is to Enable 3D Web Visualization. I have tried multiple Examples of Trame, Paraview Visualizer and ParaView-lite. I ha…

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## [Volume rendering with Catalyst](https://discourse.paraview.org/t/volume-rendering-with-catalyst/3782)

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**Author:** [@kawamura.takuma](https://discourse.paraview.org/u/kawamura.takuma)\
**Replies:** 9\
**Last updated:** [March 17, 2020, 2:21am UTC](https://discourse.paraview.org/t/volume-rendering-with-catalyst/3782 "2020-03-17T02:21:00Z")

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I want to do volume rendering (representation “Volume”) with ParaViewCatalyst. At first, I built ParaViewSuperbuild on the server, installed ParaViewCatalyst on the server, and connected to the client PC using Examples /…

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## [Crashes in Client Server Mode](https://discourse.paraview.org/t/crashes-in-client-server-mode/11426)

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**Author:** [@Frankx9](https://discourse.paraview.org/u/Frankx9)\
**Replies:** 19\
**Last updated:** [February 20, 2023, 8:20am UTC](https://discourse.paraview.org/t/crashes-in-client-server-mode/11426 "2023-02-20T08:20:52Z")

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Hi, I’m running paraview in client server mode but whenever I try to load any solution (.vtu) the server side always crashes and I get the following error message on my laptop whilst on server side I get the followi…

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## [Custom filters problems](https://discourse.paraview.org/t/custom-filters-problems/2373)

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**Author:** [@mark\_collier](https://discourse.paraview.org/u/mark_collier)\
**Replies:** 9\
**Last updated:** [August 8, 2019, 8:18am UTC](https://discourse.paraview.org/t/custom-filters-problems/2373 "2019-08-08T08:18:29Z")

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Hi, I’m using paraview 5.6.0 on macOS. I am trying to get custom filters to perform multiple mundane tasks like add 3d text or lines (sources) to a plot. I highlight the items in the pipeline browser (usually a sequence …

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## [Create a label from file](https://discourse.paraview.org/t/create-a-label-from-file/4029)

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**Author:** [@drudox00](https://discourse.paraview.org/u/drudox00)\
**Replies:** 10\
**Last updated:** [April 17, 2020, 10:13am UTC](https://discourse.paraview.org/t/create-a-label-from-file/4029 "2020-04-17T10:13:09Z")

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I would like to product an animation from 1000 polydata vtk file , this is easy to do now for me … but suppose I would like to include a value annotated in the animation windows who report the value read from a column of…

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## [Why OSMESA is faster than EGL?](https://discourse.paraview.org/t/why-osmesa-is-faster-than-egl/13941)

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**Author:** [@rsantos](https://discourse.paraview.org/u/rsantos)\
**Replies:** 10\
**Last updated:** [February 21, 2024, 10:15am UTC](https://discourse.paraview.org/t/why-osmesa-is-faster-than-egl/13941 "2024-02-21T10:15:12Z")

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Hi, I am supporting a person using an HPC system and we finally could load ParaView in a way that uses GPU acceleration. I’ve done some benchmarks but, I am not understanding why the “osmesa” version loads a 1GB file f…

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## [ospray backend with mpi offload](https://discourse.paraview.org/t/ospray-backend-with-mpi-offload/3042)

<div class="topic-metadata">

**Author:** [@gilcu2](https://discourse.paraview.org/u/gilcu2)\
**Replies:** 12\
**Last updated:** [December 6, 2019, 11:28pm UTC](https://discourse.paraview.org/t/ospray-backend-with-mpi-offload/3042 "2019-12-06T23:28:33Z")

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Hello, how to launch pvbatch using the ospray backend in parallel with mpi? I am trying something like this: mpirun -ppn 1 -host localhost VTKOSPRAY\_ARGS="--osp:mpi" \\ ./pvbatch script.py : -host n1, n2 ./osp…

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## [Highlight mesh in Paraview](https://discourse.paraview.org/t/highlight-mesh-in-paraview/9616)

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**Author:** [@CapLek](https://discourse.paraview.org/u/CapLek)\
**Replies:** 9\
**Last updated:** [May 16, 2022, 11:38am UTC](https://discourse.paraview.org/t/highlight-mesh-in-paraview/9616 "2022-05-16T11:38:28Z")

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Is there way to highlight specific geometry (as a whole mesh, particular face, edge) via python API in Paraview? So far I’ve noticed functionality to select cells, points and blocks, but that seems related to data proces…

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## [Programable Filter Freezing](https://discourse.paraview.org/t/programable-filter-freezing/6223)

<div class="topic-metadata">

**Author:** [@zwilde](https://discourse.paraview.org/u/zwilde)\
**Replies:** 10\
**Last updated:** [January 22, 2021, 1:19am UTC](https://discourse.paraview.org/t/programable-filter-freezing/6223 "2021-01-22T01:19:47Z")

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I have started trying to run Programmable filters and any attempt to use them results in Paraview freezing. I get no output messages, just a freeze. I imagine it is something in my system but without any outputs. I am no…

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## [Postprocessing steps of Fluent files (.cas.h5 and .dat.h5 )](https://discourse.paraview.org/t/postprocessing-steps-of-fluent-files-cas-h5-and-dat-h5/15644)

<div class="topic-metadata">

**Author:** [@SKSoni](https://discourse.paraview.org/u/SKSoni)\
**Replies:** 10\
**Last updated:** [October 30, 2024, 11:40am UTC](https://discourse.paraview.org/t/postprocessing-steps-of-fluent-files-cas-h5-and-dat-h5/15644 "2024-10-30T11:40:43Z")

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Dear All, I am new in postprocessing for Ansys fluent flies ( .cas.h5 and .dat.h5 ) in ParaView. While uploading the files in Paraview I am getting following errors: ERROR: In vtkExecutive.cxx, line 730 Can anyone su…

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## [ParaView issue templates on GitLab](https://discourse.paraview.org/t/paraview-issue-templates-on-gitlab/14695)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 14\
**Last updated:** [July 9, 2024, 10:55am UTC](https://discourse.paraview.org/t/paraview-issue-templates-on-gitlab/14695 "2024-07-09T10:55:41Z")

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With the aim of improving and streamlining communication about bugs and problems with ParaView, we are considering adding issue templates for regular use to ParaView’s GitLab project. An issue template contains boilerpl…

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## [Rename Plot over Intersection Curves](https://discourse.paraview.org/t/rename-plot-over-intersection-curves/6622)

<div class="topic-metadata">

**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 9\
**Last updated:** [March 9, 2021, 2:30am UTC](https://discourse.paraview.org/t/rename-plot-over-intersection-curves/6622 "2021-03-09T02:30:56Z")

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Should we rename Plot over Intersection Curves? The name just doesn’t describe what the filter does. How about Plot over Intersection Surface? Or, Plot over Surface? @Kenneth\_Moreland @cory.quammen @utkarsh.ayachit

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## [Is there a reader for Analyze 7.5 hdr/img 3D image format?](https://discourse.paraview.org/t/is-there-a-reader-for-analyze-7-5-hdr-img-3d-image-format/7209)

<div class="topic-metadata">

**Author:** [@PetrKryslUCSD](https://discourse.paraview.org/u/PetrKryslUCSD)\
**Replies:** 12\
**Last updated:** [May 12, 2021, 2:45pm UTC](https://discourse.paraview.org/t/is-there-a-reader-for-analyze-7-5-hdr-img-3d-image-format/7209 "2021-05-12T14:45:23Z")

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I can read the img file with the “raw” reader. It is a bit fiddly because I have to first poke around the header to find out the dimensions and the data type. So I’m wondering if anyone has a plug-in or something to read…

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## [Can .vtp files hold multiple data fields or just one?](https://discourse.paraview.org/t/can-vtp-files-hold-multiple-data-fields-or-just-one/13245)

<div class="topic-metadata">

**Author:** [@WarinSpace\_Game](https://discourse.paraview.org/u/WarinSpace_Game)\
**Replies:** 20\
**Last updated:** [November 27, 2023, 12:48pm UTC](https://discourse.paraview.org/t/can-vtp-files-hold-multiple-data-fields-or-just-one/13245 "2023-11-27T12:48:44Z")

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The following Python code converts a .vtk file to a .vtp file for viewing using e.g. Glance: # Read VTK reader = vtkStructuredGridReader() reader.SetFileName(filename + ".vtk") # Extract surface surface\_filter = vtkDat…

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## [MPI is not found by find\_library(ParaView) in v5.9 but it works in v5.8](https://discourse.paraview.org/t/mpi-is-not-found-by-find-library-paraview-in-v5-9-but-it-works-in-v5-8/7242)

<div class="topic-metadata">

**Author:** [@lhofmann](https://discourse.paraview.org/u/lhofmann)\
**Replies:** 9\
**Last updated:** [May 18, 2021, 1:37pm UTC](https://discourse.paraview.org/t/mpi-is-not-found-by-find-library-paraview-in-v5-9-but-it-works-in-v5-8/7242 "2021-05-18T13:37:24Z")

</div>

I’m building ParaView from source on a current Arch Linux. During build, MPI is found just fine, but calling find\_library(ParaView) results in error -- Could NOT find MPI\_CXX (missing: MPI\_CXX\_WORKS) CMake Error at /us…

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## [CMakeLists.txt for Catalyst 5.8](https://discourse.paraview.org/t/cmakelists-txt-for-catalyst-5-8/3434)

<div class="topic-metadata">

**Author:** [@Andy\_Bauer](https://discourse.paraview.org/u/Andy_Bauer)\
**Replies:** 12\
**Last updated:** [January 31, 2020, 5:52pm UTC](https://discourse.paraview.org/t/cmakelists-txt-for-catalyst-5-8/3434 "2020-01-31T17:52:34Z")

</div>

I’m working with @joeh to instrument a code with Catalyst and we’re having a tough time writing the CMakeLists.txt for the adapter for ParaView master (almost v5.8). I have something that’s working on my machine for the F…

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## [ParaViewWeb on EC2 instance](https://discourse.paraview.org/t/paraviewweb-on-ec2-instance/8402)

<div class="topic-metadata">

**Author:** [@whiteW](https://discourse.paraview.org/u/whiteW)\
**Replies:** 14\
**Last updated:** [November 23, 2021, 8:25pm UTC](https://discourse.paraview.org/t/paraviewweb-on-ec2-instance/8402 "2021-11-23T20:25:50Z")

</div>

Dear all, I’m new in this forum and I hope that following the threads and discussing with the most expert users I can learn something useful to improve my skills in using Paraview. I always used ParaView as a standalon…

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## [Nonlinear Colormap / Legend](https://discourse.paraview.org/t/nonlinear-colormap-legend/10519)

<div class="topic-metadata">

**Author:** [@r.fichtenau](https://discourse.paraview.org/u/r.fichtenau)\
**Replies:** 13\
**Last updated:** [October 18, 2022, 10:57am UTC](https://discourse.paraview.org/t/nonlinear-colormap-legend/10519 "2022-10-18T10:57:41Z")

</div>

Hello all, I have the following question. I would like to create a non-linear legend in Paraview. If I try to transfer these values to Paraview, the following legend appears. Everything is “blue-shifted”. I have…

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## [Simulation Application With ParaView](https://discourse.paraview.org/t/simulation-application-with-paraview/11636)

<div class="topic-metadata">

**Author:** [@Muhammad\_Saad\_Atique](https://discourse.paraview.org/u/Muhammad_Saad_Atique)\
**Replies:** 28\
**Last updated:** [April 2, 2023, 9:28pm UTC](https://discourse.paraview.org/t/simulation-application-with-paraview/11636 "2023-04-02T21:28:07Z")

</div>

Hi, I am creating a simulation (code written in C++). I want to create a simple frontend which will basically take some inputs and vtk file. I like to incorporate para view visualization and other filters in the frontend…

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## [paraview lite: import Files](https://discourse.paraview.org/t/paraview-lite-import-files/10368)

<div class="topic-metadata">

**Author:** [@Elision](https://discourse.paraview.org/u/Elision)\
**Replies:** 21\
**Last updated:** [October 18, 2022, 3:52pm UTC](https://discourse.paraview.org/t/paraview-lite-import-files/10368 "2022-10-18T15:52:47Z")

</div>

Why does the source code I downloaded from github run without the Contour button on the interface and no files can be opened in Files? I also want to import my own local files. How do I do this

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## [Object sized screenshot](https://discourse.paraview.org/t/object-sized-screenshot/9554)

<div class="topic-metadata">

**Author:** [@s195t](https://discourse.paraview.org/u/s195t)\
**Replies:** 9\
**Last updated:** [May 12, 2022, 6:46am UTC](https://discourse.paraview.org/t/object-sized-screenshot/9554 "2022-05-12T06:46:08Z")

</div>

Dear everyone, If I have a plane (vtkImageData) which is exactly X cells by Y cells, is it possible to export a screenshot of exactly X pixels by Y pixels, such that each cell in the vtk object corresponds to a pixel in…

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## [User feedback: how do you interact with the ParaView client UI?](https://discourse.paraview.org/t/user-feedback-how-do-you-interact-with-the-paraview-client-ui/17684)

<div class="topic-metadata">

**Author:** [@Yann](https://discourse.paraview.org/u/Yann)\
**Replies:** 20\
**Last updated:** [August 25, 2026, 10:17am UTC](https://discourse.paraview.org/t/user-feedback-how-do-you-interact-with-the-paraview-client-ui/17684 "2026-08-25T10:17:02Z")

</div>

The recent UI improvements proposals made me reflect on how I interact with the ParaView client, what I really use and what I never use. I’m currently experimenting a setup where I removed all the toolbars which are use…

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## [Build with LAS problem](https://discourse.paraview.org/t/build-with-las-problem/8778)

<div class="topic-metadata">

**Author:** [@cobo](https://discourse.paraview.org/u/cobo)\
**Replies:** 12\
**Last updated:** [January 17, 2022, 10:07am UTC](https://discourse.paraview.org/t/build-with-las-problem/8778 "2022-01-17T10:07:16Z")

</div>

I assume that this is a very simple question - once I know how to proceed! Intention: Build ParaView with LAS data file import, currently on Linux, later Windows intended. Turning the option on, CMake will ask for libL…

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## [Newbie! Please help me setting up](https://discourse.paraview.org/t/newbie-please-help-me-setting-up/6356)

<div class="topic-metadata">

**Author:** [@amiraslanpour](https://discourse.paraview.org/u/amiraslanpour)\
**Replies:** 10\
**Last updated:** [February 5, 2021, 3:36pm UTC](https://discourse.paraview.org/t/newbie-please-help-me-setting-up/6356 "2021-02-05T15:36:14Z")

</div>

Hello Guys. I am starting to run paraviewWeb on a local server but I am stuck in the first step. I am following the process explained in here. I ran the command “npm install paraviewweb --save” and xBooomx!! I am stuck…

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## [no text appears in the pop-up windows, when moving the cursor on filters](https://discourse.paraview.org/t/no-text-appears-in-the-pop-up-windows-when-moving-the-cursor-on-filters/7223)

<div class="topic-metadata">

**Author:** [@simonw](https://discourse.paraview.org/u/simonw)\
**Replies:** 13\
**Last updated:** [May 17, 2021, 9:29am UTC](https://discourse.paraview.org/t/no-text-appears-in-the-pop-up-windows-when-moving-the-cursor-on-filters/7223 "2021-05-17T09:29:11Z")

</div>

Dear all, I am using paraview on a virtual macine (VM-ware). My problem is not a big issue, however it would be great if this problem could be fixed. When I move my cursor on arbitrary filters (e.g. Clip, Rescale, Warp…

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## [Select Cells Through with Polygon](https://discourse.paraview.org/t/select-cells-through-with-polygon/8689)

<div class="topic-metadata">

**Author:** [@Clockwork](https://discourse.paraview.org/u/Clockwork)\
**Replies:** 12\
**Last updated:** [December 27, 2021, 6:12pm UTC](https://discourse.paraview.org/t/select-cells-through-with-polygon/8689 "2021-12-27T18:12:00Z")

</div>

I am trying to select cells using a polygon on a surface mesh. My issue is that the “Select Cells With Polygon” seems to be missing certain triangles inside the polygon. I can’t quite figure out what is causing this be…

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## [paraview + trame](https://discourse.paraview.org/t/paraview-trame/10765)

<div class="topic-metadata">

**Author:** [@bigfooted](https://discourse.paraview.org/u/bigfooted)\
**Replies:** 11\
**Last updated:** [March 19, 2026, 1:44pm UTC](https://discourse.paraview.org/t/paraview-trame/10765 "2026-03-19T13:44:05Z")

</div>

I tried the paraview + trame example: https://kitware.github.io/trame/docs/tutorial-paraview.html I got it working, but the steps on the website did not work for me. In the tutorial, this step did not work for me: ~…

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## [Paraview fails to open \*vtu solution on Windows 10 laptop](https://discourse.paraview.org/t/paraview-fails-to-open-vtu-solution-on-windows-10-laptop/5968)

<div class="topic-metadata">

**Author:** [@MaximeTRT](https://discourse.paraview.org/u/MaximeTRT)\
**Replies:** 15\
**Last updated:** [December 9, 2020, 6:36pm UTC](https://discourse.paraview.org/t/paraview-fails-to-open-vtu-solution-on-windows-10-laptop/5968 "2020-12-09T18:36:50Z")

</div>

Hello, I am currently using Paraview 5.8.1 on a Windows 10 laptop. The computer is a Dell Precision 3551, which has the following specifications: Windows 10 Pro 64 bits 32Gb RAM (Intel Core i7, 2 x 16Gb RAM) Nvidia Qu…

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