# Top

**URL:** https://discourse.paraview.org/top.md

[Latest](https://discourse.paraview.org/latest.md) · [Categories](https://discourse.paraview.org/categories.md) · [Tags](https://discourse.paraview.org/tags.md)

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## [Paraview display is completely corrupted with white/grey triangles after a driver update](https://discourse.paraview.org/t/paraview-display-is-completely-corrupted-with-white-grey-triangles-after-a-driver-update/17474)

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**Author:** [@lockan](https://discourse.paraview.org/u/lockan)\
**Replies:** 25\
**Last updated:** [June 8, 2026, 8:28am UTC](https://discourse.paraview.org/t/paraview-display-is-completely-corrupted-with-white-grey-triangles-after-a-driver-update/17474 "2026-06-08T08:28:10Z")

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ParaView not working with NVIDIA driver 595 Severe graphical issues in the render view when upgrading to latest 595 NVIDIA driver. Rolled back to 582.16 and both 5.13.3 and 6.1.0-RC1 now work again. Also Optix is not av…

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## [Proposal : Improve the Welcome Page](https://discourse.paraview.org/t/proposal-improve-the-welcome-page/17674)

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**Author:** [@lucas.gottar](https://discourse.paraview.org/u/lucas.gottar)\
**Replies:** 9\
**Last updated:** [August 12, 2026, 3:45pm UTC](https://discourse.paraview.org/t/proposal-improve-the-welcome-page/17674 "2026-08-12T15:45:13Z")

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The Welcome Page of ParaView doesn’t offer any functionality other than seeing visualization examples and getting started guide. So, this page doens’t seem very relevant to ParaView users. We could use this welcome p…

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## [Proposal : Improve Properties Panels](https://discourse.paraview.org/t/proposal-improve-properties-panels/17675)

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**Author:** [@lucas.gottar](https://discourse.paraview.org/u/lucas.gottar)\
**Replies:** 13\
**Last updated:** [August 24, 2026, 2:10pm UTC](https://discourse.paraview.org/t/proposal-improve-properties-panels/17675 "2026-08-24T14:10:41Z")

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For me, there are too much information in the properties panel and some filters might be hard to understand. I think there are a lot to improve in the properties panel but for now I will focus on the properties group. W…

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## [6.1: how to get rid of the dark theme?](https://discourse.paraview.org/t/6-1-how-to-get-rid-of-the-dark-theme/17280)

<div class="topic-metadata">

**Author:** [@PetrKryslUCSD](https://discourse.paraview.org/u/PetrKryslUCSD)\
**Replies:** 16\
**Last updated:** [April 13, 2026, 8:45am UTC](https://discourse.paraview.org/t/6-1-how-to-get-rid-of-the-dark-theme/17280 "2026-04-13T08:45:53Z")

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I don’t see any controls in the settings. The dark theme is really hard to read – it is too dark. On Windows 11.

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## [Error on loading OpenFOAM data in ParaView 6.01](https://discourse.paraview.org/t/error-on-loading-openfoam-data-in-paraview-6-01/17255)

<div class="topic-metadata">

**Author:** [@lkoe\_zsw](https://discourse.paraview.org/u/lkoe_zsw)\
**Replies:** 23\
**Last updated:** [October 24, 2025, 8:38am UTC](https://discourse.paraview.org/t/error-on-loading-openfoam-data-in-paraview-6-01/17255 "2025-10-24T08:38:33Z")

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Hello, I’m encountering a strange problem with ParaView 6.0.1 and haven’t been able to find a solution, so I’m asking for help here. Background I am currently using ParaView 5.13 (and 5.12) without any issues. The Pro…

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## [clean ram memory after deleting source filter](https://discourse.paraview.org/t/clean-ram-memory-after-deleting-source-filter/17318)

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**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 21\
**Last updated:** [November 26, 2025, 12:35pm UTC](https://discourse.paraview.org/t/clean-ram-memory-after-deleting-source-filter/17318 "2025-11-26T12:35:25Z")

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Hello, I am creating and deleting several filters and I thought I notice ‘memory leakage’ in paraview when creating a filter, and then deleting it. but now I am for sure experiencing it, my ram is enought to open one ti…

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## [Improved Python Calculator expression editor](https://discourse.paraview.org/t/improved-python-calculator-expression-editor/17621)

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**Author:** [@spyridon97](https://discourse.paraview.org/u/spyridon97)\
**Replies:** 16\
**Last updated:** [June 16, 2026, 8:35pm UTC](https://discourse.paraview.org/t/improved-python-calculator-expression-editor/17621 "2026-06-16T20:35:01Z")

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I’ve been working on improving the Python Calculator panel in ParaView and would love some early feedback before this lands. What’s new: The panel now has three helper dropdowns alongside the expression editor: Input…

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## [VTKHDF partitioned dataset visualization issues](https://discourse.paraview.org/t/vtkhdf-partitioned-dataset-visualization-issues/17353)

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**Author:** [@hheinzer](https://discourse.paraview.org/u/hheinzer)\
**Replies:** 15\
**Last updated:** [February 17, 2026, 4:39pm UTC](https://discourse.paraview.org/t/vtkhdf-partitioned-dataset-visualization-issues/17353 "2026-02-17T16:39:34Z")

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I am trying to visualize data from my CFD solver using the VTKHDF file format and ParaView. The solver is MPI parallel. Until now I resorted to assembling the mesh in memory and then writing a single partition to the out…

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## [mpiexec for version 6.0.1 (MPI enabled)](https://discourse.paraview.org/t/mpiexec-for-version-6-0-1-mpi-enabled/17269)

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**Author:** [@hamed](https://discourse.paraview.org/u/hamed)\
**Replies:** 13\
**Last updated:** [October 29, 2025, 9:58am UTC](https://discourse.paraview.org/t/mpiexec-for-version-6-0-1-mpi-enabled/17269 "2025-10-29T09:58:45Z")

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Hello Paraview community, recently I upgraded to v 6.0.1 and I noticed that calling pvserver by mpiexec prompts n times connection waiting messages. $ mpiexec -n 3 pvserver WRN - The configuration file has not been fo…

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## [Problem with gaps ("seams") in Contour plot for decomposed OpenFOAM results](https://discourse.paraview.org/t/problem-with-gaps-seams-in-contour-plot-for-decomposed-openfoam-results/17383)

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**Author:** [@whereismymoney](https://discourse.paraview.org/u/whereismymoney)\
**Replies:** 19\
**Last updated:** [February 17, 2026, 4:12am UTC](https://discourse.paraview.org/t/problem-with-gaps-seams-in-contour-plot-for-decomposed-openfoam-results/17383 "2026-02-17T04:12:49Z")

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(1) We start with decomposed OpenFOAM results. We cannot rerun the OpenFOAM simulation with any changes in settings. (2) We load the results into ParaView as a decomposed case. (3) The goal is to produce a Contour plot…

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## [Proposal: Enhance/Generalize Filter Search](https://discourse.paraview.org/t/proposal-enhance-generalize-filter-search/17681)

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**Author:** [@theodorebaltis](https://discourse.paraview.org/u/theodorebaltis)\
**Replies:** 12\
**Last updated:** [August 24, 2026, 8:12am UTC](https://discourse.paraview.org/t/proposal-enhance-generalize-filter-search/17681 "2026-08-24T08:12:58Z")

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One of my favorite UI/UX aspects of ParaView is the filter search menu (Ctrl+Space on Windows). and with the recent discussions about various improvements I started thinking about if this quick search could be even bette…

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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)

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**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")

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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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## [Ubuntu 26.04 ParaView compile and run issues](https://discourse.paraview.org/t/ubuntu-26-04-paraview-compile-and-run-issues/17563)

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**Author:** [@jfavre](https://discourse.paraview.org/u/jfavre)\
**Replies:** 10\
**Last updated:** [May 20, 2026, 3:30pm UTC](https://discourse.paraview.org/t/ubuntu-26-04-paraview-compile-and-run-issues/17563 "2026-05-20T15:30:27Z")

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Dear ParaView support I have moved to an Ubuntu 26.04 laptop with an NVIDIA GPU, and attempting to compile ParaView v6.1. As a reference, I have also downloaded the pre-compiled binary (ParaView-6.1.0-MPI-Linux-Python3.…

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## [Support question](https://discourse.paraview.org/t/support-question/17363)

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**Author:** [@Jumpy\_Cow](https://discourse.paraview.org/u/Jumpy_Cow)\
**Replies:** 12\
**Last updated:** [December 15, 2025, 8:36am UTC](https://discourse.paraview.org/t/support-question/17363 "2025-12-15T08:36:05Z")

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## [Generating a mesh from noisy medical data](https://discourse.paraview.org/t/generating-a-mesh-from-noisy-medical-data/17300)

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**Author:** [@wsherman](https://discourse.paraview.org/u/wsherman)\
**Replies:** 15\
**Last updated:** [November 13, 2025, 9:19am UTC](https://discourse.paraview.org/t/generating-a-mesh-from-noisy-medical-data/17300 "2025-11-13T09:19:41Z")

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Hello everyone, I have some rather noisy medical data (from a 3D Microscope), and I’ve been exploring it with ParaView, and I’d like to export some data into another application that I have that is able to render OBJ fil…

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## [git lfs throws "expected OID error"](https://discourse.paraview.org/t/git-lfs-throws-expected-oid-error/17305)

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**Author:** [@JIERSHAO](https://discourse.paraview.org/u/JIERSHAO)\
**Replies:** 16\
**Last updated:** [November 14, 2025, 1:54pm UTC](https://discourse.paraview.org/t/git-lfs-throws-expected-oid-error/17305 "2025-11-14T13:54:57Z")

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Hello, Everyone! I using Microsoft Windows to building ParaView in version5.13.0 I am getting the following error when trying to clone the repository Error downloading object: data/README.md (b30a14a): Smudge error: E…

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## [identify cells on original filter from filter applied to](https://discourse.paraview.org/t/identify-cells-on-original-filter-from-filter-applied-to/17272)

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**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 14\
**Last updated:** [May 11, 2026, 12:36pm UTC](https://discourse.paraview.org/t/identify-cells-on-original-filter-from-filter-applied-to/17272 "2026-05-11T12:36:32Z")

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Hello, I have the following situation: I import a surface mesh I smooth it out I generate curvature on the smoothed surface I extract with threshold some cells (faces) Now i would like to identiy the extracted cells …

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## [Programmable filter with vtkProbeFilter](https://discourse.paraview.org/t/programmable-filter-with-vtkprobefilter/17392)

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**Author:** [@Captain\_Convergence](https://discourse.paraview.org/u/Captain_Convergence)\
**Replies:** 14\
**Last updated:** [January 12, 2026, 10:50am UTC](https://discourse.paraview.org/t/programmable-filter-with-vtkprobefilter/17392 "2026-01-12T10:50:08Z")

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Dear support, I am trying to resample my dataset in a programable filter using the vtkProbeFilter as a part of a much more complex final objective. However I couldn’t find any example to use it within ParaView and the v…

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## [ParaView 6.0.1. crashes when using Optix pathtracing](https://discourse.paraview.org/t/paraview-6-0-1-crashes-when-using-optix-pathtracing/17250)

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**Author:** [@Captain\_Convergence](https://discourse.paraview.org/u/Captain_Convergence)\
**Replies:** 11\
**Last updated:** [October 27, 2025, 8:49am UTC](https://discourse.paraview.org/t/paraview-6-0-1-crashes-when-using-optix-pathtracing/17250 "2025-10-27T08:49:30Z")

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Dear support, I am working on my linux laptop where I have a NVIDIA Quadro RTX 4000 Mobile GPU with the driver nvidia-driver-555. I have downloaded ParaView 6.0.1. and I run it without compiling it (as I have always bee…

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## [Wireframe coloring issue: shared boundary between two regions shows mixed colors](https://discourse.paraview.org/t/wireframe-coloring-issue-shared-boundary-between-two-regions-shows-mixed-colors/17362)

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**Author:** [@jialugao](https://discourse.paraview.org/u/jialugao)\
**Replies:** 10\
**Last updated:** [December 12, 2025, 2:45am UTC](https://discourse.paraview.org/t/wireframe-coloring-issue-shared-boundary-between-two-regions-shows-mixed-colors/17362 "2025-12-12T02:45:31Z")

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Hi everyone, When visualizing my mesh in Wireframe mode, I color the mesh using a cell-based tag array (for example, region IDs 15 and 16). However, on the shared boundary between the two regions, the edges appear partl…

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## [Visualize the slice of the geometry](https://discourse.paraview.org/t/visualize-the-slice-of-the-geometry/17379)

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**Author:** [@flobi](https://discourse.paraview.org/u/flobi)\
**Replies:** 13\
**Last updated:** [January 5, 2026, 8:56am UTC](https://discourse.paraview.org/t/visualize-the-slice-of-the-geometry/17379 "2026-01-05T08:56:43Z")

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I unsuccessfully visualized the slice of cfd simulation results conducted using OpenFoam. In the beginning when I used a model without thickness, I could visualize the slicing. But, when I simulated some models with thic…

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## [ParaView Office Hours June 25, 2026](https://discourse.paraview.org/t/paraview-office-hours-june-25-2026/17631)

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**Author:** [@Bob\_Obara](https://discourse.paraview.org/u/Bob_Obara)\
**Replies:** 14\
**Last updated:** [June 25, 2026, 8:15pm UTC](https://discourse.paraview.org/t/paraview-office-hours-june-25-2026/17631 "2026-06-25T20:15:43Z")

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Have a question about how to use ParaView? Ask ParaView experts at this week’s office hours! Time: Thursday, June 25 · 3:30 – 5:00pm Time zone: America/New\_York Google Meet joining info Video call link: https://meet.g…

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## [Tranforming the coordinate system - MGA94 to local coord system](https://discourse.paraview.org/t/tranforming-the-coordinate-system-mga94-to-local-coord-system/17406)

<div class="topic-metadata">

**Author:** [@swilliams\_KMT](https://discourse.paraview.org/u/swilliams_KMT)\
**Replies:** 12\
**Last updated:** [January 23, 2026, 11:48am UTC](https://discourse.paraview.org/t/tranforming-the-coordinate-system-mga94-to-local-coord-system/17406 "2026-01-23T11:48:32Z")

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Does ParaView support defining a layout based local coordinate system that applies to all datasets in a pipeline, with the ability to toggle between global and local coordinates by changing layout tabs or a simple toggle…

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## [Unable to load PNG texture in TextureMapToPlane – vtkOpenGLTexture error in ParaView 5.13.1](https://discourse.paraview.org/t/unable-to-load-png-texture-in-texturemaptoplane-vtkopengltexture-error-in-paraview-5-13-1/17284)

<div class="topic-metadata">

**Author:** [@gesamarie](https://discourse.paraview.org/u/gesamarie)\
**Replies:** 11\
**Last updated:** [November 11, 2025, 7:38am UTC](https://discourse.paraview.org/t/unable-to-load-png-texture-in-texturemaptoplane-vtkopengltexture-error-in-paraview-5-13-1/17284 "2025-11-11T07:38:08Z")

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Hi All, I am simulating rainfall over a terrain. The visualization of the simulation results in my ParaView GUI works, but once I use the trace I recorded in ParaView as a macro in ParaView, I am getting an error messag…

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## [.VTU files](https://discourse.paraview.org/t/vtu-files/17548)

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**Author:** [@jvcsantos](https://discourse.paraview.org/u/jvcsantos)\
**Replies:** 11\
**Last updated:** [May 21, 2026, 5:02pm UTC](https://discourse.paraview.org/t/vtu-files/17548 "2026-05-21T17:02:19Z")

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Hi! I’m a new user of Paraview and trying to visualize some files in .vtu format, but I don’t know how. Best regards, João

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## [Unable to build 6.1.0-RC1 on windows](https://discourse.paraview.org/t/unable-to-build-6-1-0-rc1-on-windows/17490)

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**Author:** [@Tim\_Tautges](https://discourse.paraview.org/u/Tim_Tautges)\
**Replies:** 13\
**Last updated:** [March 30, 2026, 4:00pm UTC](https://discourse.paraview.org/t/unable-to-build-6-1-0-rc1-on-windows/17490 "2026-03-30T16:00:49Z")

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Using VS2022, Qt6.9.3, Windows 11. Configuration goes fine, but then viskores doesn’t build: FAILED: \[code=2\] VTK/ThirdParty/viskores/vtkviskores/viskores/viskores/cont/CMakeFiles/viskores\_cont.dir/CellLocatorUniformBin…

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## [segfault importing vtkhdf files](https://discourse.paraview.org/t/segfault-importing-vtkhdf-files/17317)

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**Author:** [@philipdeegan](https://discourse.paraview.org/u/philipdeegan)\
**Replies:** 11\
**Last updated:** [November 18, 2025, 12:39pm UTC](https://discourse.paraview.org/t/segfault-importing-vtkhdf-files/17317 "2025-11-18T12:39:24Z")

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Hi there, I’m experiencing a segfault importing vtkhdf files with paraview 5.13, 6.0.0, and 6.0.1 This only seems to happen on fedora, I do not get a segfault on debian 13 Any ideas? application called MPI\_Abort(MPI\_…

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## [Center Colourmap to Zero](https://discourse.paraview.org/t/center-colourmap-to-zero/17587)

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**Author:** [@Buggs\_Bunny](https://discourse.paraview.org/u/Buggs_Bunny)\
**Replies:** 11\
**Last updated:** [June 10, 2026, 8:39am UTC](https://discourse.paraview.org/t/center-colourmap-to-zero/17587 "2026-06-10T08:39:24Z")

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Hey, I have a dataset that is uneven about zero, I want to use a diverging color map. Is there a way I can set my zero velocity to be at the center of the color map? I have several datasets and timesteps so I would prefe…

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## [Superbuild problem with MSVC versions](https://discourse.paraview.org/t/superbuild-problem-with-msvc-versions/17481)

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**Author:** [@cobo](https://discourse.paraview.org/u/cobo)\
**Replies:** 19\
**Last updated:** [March 27, 2026, 6:24pm UTC](https://discourse.paraview.org/t/superbuild-problem-with-msvc-versions/17481 "2026-03-27T18:24:01Z")

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Trying to run a “superbuild” that is derived from the “superbuild” of PV 5.15.3, generating a Windows installer for a PV derived application (same version), on Windows 11. There is a need to include a precompiled binary…

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## [Difference in visualisation between point and point gaussian](https://discourse.paraview.org/t/difference-in-visualisation-between-point-and-point-gaussian/17515)

<div class="topic-metadata">

**Author:** [@cdelavegamartin](https://discourse.paraview.org/u/cdelavegamartin)\
**Replies:** 11\
**Last updated:** [April 8, 2026, 12:50pm UTC](https://discourse.paraview.org/t/difference-in-visualisation-between-point-and-point-gaussian/17515 "2026-04-08T12:50:45Z")

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I’m visualising an scalar field clipped by scalar. It is stored as a unstructured grid, but it is technically a rectangular grid. When keeping everything the same and just switching between points and point gaussian rep…

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## [Tips to visualize a vector field with an overlaid molecule](https://discourse.paraview.org/t/tips-to-visualize-a-vector-field-with-an-overlaid-molecule/17493)

<div class="topic-metadata">

**Author:** [@jzwanzig](https://discourse.paraview.org/u/jzwanzig)\
**Replies:** 11\
**Last updated:** [March 26, 2026, 5:00pm UTC](https://discourse.paraview.org/t/tips-to-visualize-a-vector-field-with-an-overlaid-molecule/17493 "2026-03-26T17:00:44Z")

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Hello, perhaps this question is better suited to a vtk forum, but I thought I’d start here: I generate vector field data with an ab initio code, and I have been able to convert it to a vtkStrucuturedGrid and visualize it…

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## [crashing when using clip over Image (Uniform Rectilinear Grid)](https://discourse.paraview.org/t/crashing-when-using-clip-over-image-uniform-rectilinear-grid/17320)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 11\
**Last updated:** [November 26, 2025, 9:34am UTC](https://discourse.paraview.org/t/crashing-when-using-clip-over-image-uniform-rectilinear-grid/17320 "2025-11-26T09:34:30Z")

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Hello, I am opening a raw image file using the following function: def readRawFile(volFilePath=‘’,volInfoFilePath=‘’,format=‘.vol’): if volFilePath\[-4:\]!=format: volFilePath+=format if volInfoFilePat…

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## [Information is out of date when using get\_execute\_params() inside a python trigger for extractors](https://discourse.paraview.org/t/information-is-out-of-date-when-using-get-execute-params-inside-a-python-trigger-for-extractors/17412)

<div class="topic-metadata">

**Author:** [@Alexandre\_Minot](https://discourse.paraview.org/u/Alexandre_Minot)\
**Replies:** 9\
**Last updated:** [February 20, 2026, 7:16pm UTC](https://discourse.paraview.org/t/information-is-out-of-date-when-using-get-execute-params-inside-a-python-trigger-for-extractors/17412 "2026-02-20T19:16:12Z")

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A few years ago, we implemented python triggers to ParaView Catalyst extractors. Extractors can run a piece of code that returns True or False to determine whether they should be triggered. We also implemented paraview.s…

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## [possibility to use multithread/multiprocessor ?](https://discourse.paraview.org/t/possibility-to-use-multithread-multiprocessor/17639)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 14\
**Last updated:** [August 19, 2026, 3:49pm UTC](https://discourse.paraview.org/t/possibility-to-use-multithread-multiprocessor/17639 "2026-08-19T15:49:53Z")

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Hello, I have a list of filters which are independent one from the other, and right now I am appliying a function to each of this filter sequentially. The function itself, uses some paraview filters BUT at the end of th…

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## [Help visualize the Q-value](https://discourse.paraview.org/t/help-visualize-the-q-value/17397)

<div class="topic-metadata">

**Author:** [@R\_Mur](https://discourse.paraview.org/u/R_Mur)\
**Replies:** 10\
**Last updated:** [January 16, 2026, 4:35pm UTC](https://discourse.paraview.org/t/help-visualize-the-q-value/17397 "2026-01-16T16:35:00Z")

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I’m trying to visualize Q-values using C++. Currently, I can’t get the intended outline to appear as shown in the file below. Could someone please tell me why? As it stands, it’s currently a cube. I want to display a …

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## [Visualize Principal Axes of .VTU solid mesh](https://discourse.paraview.org/t/visualize-principal-axes-of-vtu-solid-mesh/17332)

<div class="topic-metadata">

**Author:** [@Yelena\_Luap](https://discourse.paraview.org/u/Yelena_Luap)\
**Replies:** 9\
**Last updated:** [November 30, 2025, 2:07am UTC](https://discourse.paraview.org/t/visualize-principal-axes-of-vtu-solid-mesh/17332 "2025-11-30T02:07:12Z")

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I’m loading a .vtu file of a vertebra mesh in Paraview. In my python script, i’m computing the center of mass and the principal axes of that mesh. I would like to visualize the Center of Mass as a sphere and the three pr…

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## [Issue when picking rotation center on custom filter](https://discourse.paraview.org/t/issue-when-picking-rotation-center-on-custom-filter/17266)

<div class="topic-metadata">

**Author:** [@edabor](https://discourse.paraview.org/u/edabor)\
**Replies:** 9\
**Last updated:** [October 29, 2025, 2:09pm UTC](https://discourse.paraview.org/t/issue-when-picking-rotation-center-on-custom-filter/17266 "2025-10-29T14:09:25Z")

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Hi, When trying to pick a rotation center on a custom filter, it results to unpredictable center values, see the attached video. Please, find attached a state file as well as the custom paraview filter used in the vide…

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## [Paraview 5.11.2 crashes on startup in Windows 11, AMD Driver.](https://discourse.paraview.org/t/paraview-5-11-2-crashes-on-startup-in-windows-11-amd-driver/17560)

<div class="topic-metadata">

**Author:** [@penta](https://discourse.paraview.org/u/penta)\
**Replies:** 9\
**Last updated:** [May 12, 2026, 8:41am UTC](https://discourse.paraview.org/t/paraview-5-11-2-crashes-on-startup-in-windows-11-amd-driver/17560 "2026-05-12T08:41:11Z")

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Hello, my server has Openfoam 13 with paraview 5.11.2. I want to run paraview client in my windows laptop to connect the server, but everytime I start windows paraview, it crashes. GPU is AMD Vega iGPU, driver Radeon P…

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## [List of ANARI renderers in ParaView 6.1.1](https://discourse.paraview.org/t/list-of-anari-renderers-in-paraview-6-1-1/17641)

<div class="topic-metadata">

**Author:** [@jmb64](https://discourse.paraview.org/u/jmb64)\
**Replies:** 10\
**Last updated:** [July 3, 2026, 4:25pm UTC](https://discourse.paraview.org/t/list-of-anari-renderers-in-paraview-6-1-1/17641 "2026-07-03T16:25:00Z")

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I have built one version of ParaView 6.1.1 with ANARI support yesterday. (commit eea2fc2dc970dbfac2be500736fdea26c2d9188b) I test a simple Wedge (Unstructured mesh with 27 points and 16 cells). I get this with OSPRay …

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## [6.1.1 is broken for legends](https://discourse.paraview.org/t/6-1-1-is-broken-for-legends/17662)

<div class="topic-metadata">

**Author:** [@PetrKryslUCSD](https://discourse.paraview.org/u/PetrKryslUCSD)\
**Replies:** 9\
**Last updated:** [September 13, 2026, 2:41pm UTC](https://discourse.paraview.org/t/6-1-1-is-broken-for-legends/17662 "2026-09-13T14:41:46Z")

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The legend minimum and maximum are displayed as the same (they are not), and when the color map is switched, the old legend stays on the plot, together with the new legend. Win 11. I had to get back to 5.13, this was a …

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## [ParaView 6.2.0-RC1 throws errors for non unique nodes](https://discourse.paraview.org/t/paraview-6-2-0-rc1-throws-errors-for-non-unique-nodes/17668)

<div class="topic-metadata">

**Author:** [@Alexandre\_Minot](https://discourse.paraview.org/u/Alexandre_Minot)\
**Replies:** 10\
**Last updated:** [September 9, 2026, 1:16pm UTC](https://discourse.paraview.org/t/paraview-6-2-0-rc1-throws-errors-for-non-unique-nodes/17668 "2026-09-09T13:16:41Z")

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Hello, I am getting this error while testing ParaView 6.2.0-RC1: ( 2.503s) \[pvbatch \] vtkDataAssembly.cxx:591 ERR| vtkDataAssembly (0x7c87cc2a7f40): A child node with name 'SIDEWALL' already exists unde…

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## [Paraview crashes randomly](https://discourse.paraview.org/t/paraview-crashes-randomly/17741)

<div class="topic-metadata">

**Author:** [@rhasegawak](https://discourse.paraview.org/u/rhasegawak)\
**Replies:** 21\
**Last updated:** [October 5, 2026, 10:47am UTC](https://discourse.paraview.org/t/paraview-crashes-randomly/17741 "2026-10-05T10:47:59Z")

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Hello, I am currently working on a case.foam file that has about 25million cells. Whenever I work on data sets around the same size, Paraview suddenly crashes randomly (does not depend on which tool I use). Although I h…

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## [vtkBlockColors - still helpful?](https://discourse.paraview.org/t/vtkblockcolors-still-helpful/17701)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 9\
**Last updated:** [August 27, 2026, 7:17pm UTC](https://discourse.paraview.org/t/vtkblockcolors-still-helpful/17701 "2026-08-27T19:17:50Z")

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When one loads a composite dataset such as MultiBlock DataSet or Partitioned DataSet Collection into ParaView, ParaView generates a “vtkBlockColors” data array and colors the dataset by it by default. Anecdotally I have …

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## [To generate the STP/STEP file from deformed geometry by ParaView](https://discourse.paraview.org/t/to-generate-the-stp-step-file-from-deformed-geometry-by-paraview/17754)

<div class="topic-metadata">

**Author:** [@Yahya](https://discourse.paraview.org/u/Yahya)\
**Replies:** 10\
**Last updated:** [October 7, 2026, 8:59am UTC](https://discourse.paraview.org/t/to-generate-the-stp-step-file-from-deformed-geometry-by-paraview/17754 "2026-10-07T08:59:31Z")

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I need to extract the deformed geometry (deformation results of thermo-mechanical simulation) as a STP/STEP file to be used then in another software as an input data. How is it possible? what should I do?

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## [Del shortkey for Delete downstream Pipeline](https://discourse.paraview.org/t/del-shortkey-for-delete-downstream-pipeline/17689)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 10\
**Last updated:** [August 19, 2026, 5:32pm UTC](https://discourse.paraview.org/t/del-shortkey-for-delete-downstream-pipeline/17689 "2026-08-19T17:32:32Z")

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currently the Del shortkey is not assigned to anything, a lot of us were quite happy with the addition of Delete downstream Pipeline, it would be nice to have as default shortkey for it the Del key. at least personally i…

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## [Python Calculator gives a scalar instead of a vector when applied after a Transform filter](https://discourse.paraview.org/t/python-calculator-gives-a-scalar-instead-of-a-vector-when-applied-after-a-transform-filter/17705)

<div class="topic-metadata">

**Author:** [@Joao\_Pedro\_Perdigao](https://discourse.paraview.org/u/Joao_Pedro_Perdigao)\
**Replies:** 9\
**Last updated:** [August 31, 2026, 10:26pm UTC](https://discourse.paraview.org/t/python-calculator-gives-a-scalar-instead-of-a-vector-when-applied-after-a-transform-filter/17705 "2026-08-31T22:26:50Z")

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Setup: I have a Cell Data velocity vector u (3 components) on a Structured/Curvilinear Grid. I apply a Transform filter (rotation), then a Python Calculator on top with the expression u/20.15. Problem: After the Transfo…

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## [Surface with edges shows transparent object in 6.0.1](https://discourse.paraview.org/t/surface-with-edges-shows-transparent-object-in-6-0-1/17739)

<div class="topic-metadata">

**Author:** [@j.mueller](https://discourse.paraview.org/u/j.mueller)\
**Replies:** 10\
**Last updated:** [September 28, 2026, 12:45pm UTC](https://discourse.paraview.org/t/surface-with-edges-shows-transparent-object-in-6-0-1/17739 "2026-09-28T12:45:33Z")

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I’m running 6.0.1 in ubuntu 26.04 LTS. To actually see the GUI, I have to export HWLOC\_COMPONENTS=-gl, nothing shows otherwise. With that setup, I have a transparent object under ‘surface with edges’ in 3D. Switchin…

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## [ParaView 6.1.0 has been released!](https://discourse.paraview.org/t/paraview-6-1-0-has-been-released/17500)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 2\
**Last updated:** [April 2, 2026, 11:12am UTC](https://discourse.paraview.org/t/paraview-6-1-0-has-been-released/17500 "2026-04-02T11:12:09Z")

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:tada: The ParaView team is proud to announce the release of ParaView 6.1.0! :partying\_face: :floppy\_disk: Download it now from www.paraview.org/download. If obtaining source from git, ParaView’s repository and the Para…

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## [ParaView 6.1.1 released](https://discourse.paraview.org/t/paraview-6-1-1-released/17582)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 0\
**Last updated:** [May 26, 2026, 10:47am UTC](https://discourse.paraview.org/t/paraview-6-1-1-released/17582 "2026-05-26T10:47:11Z")

</div>

The ParaView team is proud to announce the release of ParaView 6.1.1! :partying\_face: :tada: :floppy\_disk: Download it now from www.paraview.org/download. If obtaining source from git, ParaView’s repository and the Para…

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## [ParaView 6.1.0-RC1 is available for download](https://discourse.paraview.org/t/paraview-6-1-0-rc1-is-available-for-download/17441)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 1\
**Last updated:** [February 13, 2026, 3:53pm UTC](https://discourse.paraview.org/t/paraview-6-1-0-rc1-is-available-for-download/17441 "2026-02-13T15:53:12Z")

</div>

The ParaView team is delighted to announce the release of ParaView 6.1.0 Release Candidate 1. Download it now from www.paraview.org/download. ParaView’s repository has been tagged with “v6.1.0-RC1” and the ParaView supe…

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