# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=16

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

**Page:** 17

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## [Unexpected Behaviour with temporal Array Operator](https://discourse.paraview.org/t/unexpected-behaviour-with-temporal-array-operator/16697)

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**Author:** [@SJackson](https://discourse.paraview.org/u/SJackson)\
**Replies:** 2\
**Last updated:** [June 2, 2025, 8:51am UTC](https://discourse.paraview.org/t/unexpected-behaviour-with-temporal-array-operator/16697 "2025-06-02T08:51:51Z")

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Hi, I am using the temporal array operator to look at changes between timesteps. Although I have noticed unexpected behaviour. It seems like all the fields show values from the previous timestep after applying a tempo…

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## [Animating with 4 linked panels - no animation](https://discourse.paraview.org/t/animating-with-4-linked-panels-no-animation/16756)

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**Author:** [@\_Marco](https://discourse.paraview.org/u/_Marco)\
**Replies:** 2\
**Last updated:** [June 1, 2025, 6:32pm UTC](https://discourse.paraview.org/t/animating-with-4-linked-panels-no-animation/16756 "2025-06-01T18:32:24Z")

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Hi. I am using Paraview 5.13.3 I have 4 horizontal panels, linked (camera linked), showing 4 different variables (the same variable, with different pre-processing). I created a camera path, zooming in and out, to show-c…

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## [Single and double derivative of variables](https://discourse.paraview.org/t/single-and-double-derivative-of-variables/16639)

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**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 30\
**Last updated:** [June 1, 2025, 11:53am UTC](https://discourse.paraview.org/t/single-and-double-derivative-of-variables/16639 "2025-06-01T11:53:10Z")

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Hi I want to calculate single and double derivative of different variable and add them together to get the result. How can i do it in paraview? I have attached the picture of the expression i need to calculate. Can i us…

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## [Cannot see contour plots in saved state file](https://discourse.paraview.org/t/cannot-see-contour-plots-in-saved-state-file/16748)

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**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 5\
**Last updated:** [May 30, 2025, 6:16pm UTC](https://discourse.paraview.org/t/cannot-see-contour-plots-in-saved-state-file/16748 "2025-05-30T18:16:26Z")

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Hi I am doing some operations on contours and calculators, and saving the thing as state file. But when i am trying to open the state file, it loads the state but i cannot see the contour plots. So i have to do everythin…

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## [Headless superbuild failure due to missing OpenGL](https://discourse.paraview.org/t/headless-superbuild-failure-due-to-missing-opengl/15024)

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**Author:** [@ptee](https://discourse.paraview.org/u/ptee)\
**Replies:** 5\
**Last updated:** [May 30, 2025, 4:17pm UTC](https://discourse.paraview.org/t/headless-superbuild-failure-due-to-missing-opengl/15024 "2025-05-30T16:17:16Z")

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Hi, I am attempting to build headless paraview on a remote machine for client/server and pvbatch usage. This machine does not have a lot of the required dependencies, thus the choice of superbuild (specifically v5.11.1 …

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## [How to clip the model rightly](https://discourse.paraview.org/t/how-to-clip-the-model-rightly/16554)

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**Author:** [@JIERSHAO](https://discourse.paraview.org/u/JIERSHAO)\
**Replies:** 23\
**Last updated:** [May 30, 2025, 4:45am UTC](https://discourse.paraview.org/t/how-to-clip-the-model-rightly/16554 "2025-05-30T04:45:12Z")

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Hi everyone! I want clip a model by Paraview Tools, here is Paraview 5.13.2. as shown in figure below, I want to keep the model outside the box rather than inside. What do I need to do to achieve the desired effe…

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## [Using evenly spaced streamlines on a slice of 3D data set](https://discourse.paraview.org/t/using-evenly-spaced-streamlines-on-a-slice-of-3d-data-set/16740)

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**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 0\
**Last updated:** [May 28, 2025, 9:56pm UTC](https://discourse.paraview.org/t/using-evenly-spaced-streamlines-on-a-slice-of-3d-data-set/16740 "2025-05-28T21:56:59Z")

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Hi, I have a 3D data set for flow in a pipe. I am using slice to create a 2D slice of the c/s. Then I am am assigning vectors in y and z directions and using evenly spaced streamlines but i cannot see any streamlines. Ca…

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## [How to plot streamfunction](https://discourse.paraview.org/t/how-to-plot-streamfunction/16739)

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**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 0\
**Last updated:** [May 28, 2025, 8:19pm UTC](https://discourse.paraview.org/t/how-to-plot-streamfunction/16739 "2025-05-28T20:19:27Z")

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Hi I have a 3Dpipe flow. I want to plot lines of constant streamfunction on the c/s so that i can plot equidistant streamlines. When i am drawing the streamlines I cannot make it of desired streamfunction value or equid…

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## [Example of vtkhdf with PartitionedDataSetCollection and Asembly](https://discourse.paraview.org/t/example-of-vtkhdf-with-partitioneddatasetcollection-and-asembly/16429)

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**Author:** [@Borek\_Patzak](https://discourse.paraview.org/u/Borek_Patzak)\
**Replies:** 5\
**Last updated:** [May 28, 2025, 7:50am UTC](https://discourse.paraview.org/t/example-of-vtkhdf-with-partitioneddatasetcollection-and-asembly/16429 "2025-05-28T07:50:19Z")

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Hello, can anyone provide simple vtkhdf input file that illustrates how to encode properly model using PartitionedDataSetCollection and Asemblies? Thank you, Borek

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## [Paraview "Export Animated Scene" exported .vtkjs file with wrong time order](https://discourse.paraview.org/t/paraview-export-animated-scene-exported-vtkjs-file-with-wrong-time-order/15606)

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**Author:** [@Albers\_Steven](https://discourse.paraview.org/u/Albers_Steven)\
**Replies:** 4\
**Last updated:** [May 27, 2025, 11:19pm UTC](https://discourse.paraview.org/t/paraview-export-animated-scene-exported-vtkjs-file-with-wrong-time-order/15606 "2025-05-27T23:19:00Z")

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Hi, I’m using Paraview “Export Animated Scene” to generate an .vtkjs format file. But when I load it in Kitware Glance, I noticed that the animation order is wrong. For example, I have 151 files which name like a\_0000.v…

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## [Odd error building Paraview 5.11.1](https://discourse.paraview.org/t/odd-error-building-paraview-5-11-1/16724)

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**Author:** [@lcbur](https://discourse.paraview.org/u/lcbur)\
**Replies:** 9\
**Last updated:** [May 27, 2025, 3:56pm UTC](https://discourse.paraview.org/t/odd-error-building-paraview-5-11-1/16724 "2025-05-27T15:56:35Z")

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Trying to build paraview on Rocky 9.5, with OSMesa installed we get the following odd errors: In file included from /home/paraview/src/VTK/ThirdParty/glew/vtkglew/src/glew.c(41): …

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## [Paraview clip does not display the mesh correctly](https://discourse.paraview.org/t/paraview-clip-does-not-display-the-mesh-correctly/16717)

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**Author:** [@nux-foam](https://discourse.paraview.org/u/nux-foam)\
**Replies:** 3\
**Last updated:** [May 27, 2025, 6:54am UTC](https://discourse.paraview.org/t/paraview-clip-does-not-display-the-mesh-correctly/16717 "2025-05-27T06:54:06Z")

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Hi, I have created a fully hexahedral O-grid mesh using blockMesh and extrudeMesh in openfoam6 for a pipe with bends. When I see the mesh in default view, it looks fine. But if I take a clip plane or slice parallel to …

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## [Showing legend precision](https://discourse.paraview.org/t/showing-legend-precision/16702)

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**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 2\
**Last updated:** [May 26, 2025, 9:55pm UTC](https://discourse.paraview.org/t/showing-legend-precision/16702 "2025-05-26T21:55:57Z")

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Hi i want to show my legend from 0 to 0.0001 with showing digits after decimal place and no zeros after the 0 at the bottom of the legend. But if i choose a range label format it is applying that to both the bottom and t…

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## [Showing only bottom axes grid around my contour plot](https://discourse.paraview.org/t/showing-only-bottom-axes-grid-around-my-contour-plot/16701)

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**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 3\
**Last updated:** [May 26, 2025, 9:45pm UTC](https://discourse.paraview.org/t/showing-only-bottom-axes-grid-around-my-contour-plot/16701 "2025-05-26T21:45:35Z")

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Hi I have a contour plot and i have turned on axes grid around my contour. But it is showing the axes on both top and bottom. Can i only show the bottom axes and the ticks on it?

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## [Drawing streamlines and vectors on an uniform grid](https://discourse.paraview.org/t/drawing-streamlines-and-vectors-on-an-uniform-grid/16720)

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**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 0\
**Last updated:** [May 26, 2025, 5:14pm UTC](https://discourse.paraview.org/t/drawing-streamlines-and-vectors-on-an-uniform-grid/16720 "2025-05-26T17:14:35Z")

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Hi, I have a flow in a pipe. I want to visualise the streamlines and vectors on an uniform grid spacing on the cross-section. How can i do it for both streamlines and vectors? thanks

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## [Question on Icon as Macro names in Paraview 5.13.3](https://discourse.paraview.org/t/question-on-icon-as-macro-names-in-paraview-5-13-3/16553)

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**Author:** [@Oracle\_0](https://discourse.paraview.org/u/Oracle_0)\
**Replies:** 10\
**Last updated:** [May 26, 2025, 3:06am UTC](https://discourse.paraview.org/t/question-on-icon-as-macro-names-in-paraview-5-13-3/16553 "2025-05-26T03:06:53Z")

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Hi, I have a Macro and I want an Icon to be shown instead of a long name on a toolbar. For Paraview 5.11.1: I have Plugin written in python using vtkPythonAlgorithmBase and I am applying it over NetCDF dataset. Then, I …

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## [Saving 2D contours as SVG](https://discourse.paraview.org/t/saving-2d-contours-as-svg/16703)

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**Author:** [@akshay0809](https://discourse.paraview.org/u/akshay0809)\
**Replies:** 0\
**Last updated:** [May 24, 2025, 12:42am UTC](https://discourse.paraview.org/t/saving-2d-contours-as-svg/16703 "2025-05-24T00:42:40Z")

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Hi, I am wondering if there is any way to save images of contours as .svg in Paraview. Currently, what I am doing is to use the “Save screenshot” option and choose the maximum resolution with zero compression and saving…

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## [Separate mesh surfaces in VTU results](https://discourse.paraview.org/t/separate-mesh-surfaces-in-vtu-results/16699)

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**Author:** [@AlexS](https://discourse.paraview.org/u/AlexS)\
**Replies:** 7\
**Last updated:** [May 23, 2025, 2:12pm UTC](https://discourse.paraview.org/t/separate-mesh-surfaces-in-vtu-results/16699 "2025-05-23T14:12:00Z")

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Hello there, I’m running ICFD analysis on LS-DYNA with VTK or VTU output for Paraview. Problem is, when i load the results in Paraview i cannot seperate my different surfaces (to plot the shear stress per part for exam…

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## [Coloring surface streamlines according to sense of rotation](https://discourse.paraview.org/t/coloring-surface-streamlines-according-to-sense-of-rotation/16692)

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**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 10\
**Last updated:** [May 23, 2025, 7:06am UTC](https://discourse.paraview.org/t/coloring-surface-streamlines-according-to-sense-of-rotation/16692 "2025-05-23T07:06:31Z")

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Hi I have streamlines on the surface of a cross-section both clockwise and anticlockwise rotating. I want to color it differently according to their sense of rotation, red for clock, blue for anti. How can i do it in Pa…

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## [How to read a vtk file and draw a line graph](https://discourse.paraview.org/t/how-to-read-a-vtk-file-and-draw-a-line-graph/16671)

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**Author:** [@flipper](https://discourse.paraview.org/u/flipper)\
**Replies:** 6\
**Last updated:** [May 22, 2025, 2:43am UTC](https://discourse.paraview.org/t/how-to-read-a-vtk-file-and-draw-a-line-graph/16671 "2025-05-22T02:43:44Z")

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Excuse me. I want to call the c++ interface of paraview to complete all the following operations: Read a vtk file, plot the read data in the Line Chart View component, and specify the option of X Array Name as Points\_X …

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## [Calculating double derivatives options](https://discourse.paraview.org/t/calculating-double-derivatives-options/16678)

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**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 1\
**Last updated:** [May 21, 2025, 11:25pm UTC](https://discourse.paraview.org/t/calculating-double-derivatives-options/16678 "2025-05-21T23:25:01Z")

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Hi, In Paraview, if I want to calculate double derivative/second derivative of a variable, we have got the following options: 1) Take gradient filter twice-but this is associated with loss of accuracy and can produce som…

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## [hardware accelerated headless rendering in version 6.0](https://discourse.paraview.org/t/hardware-accelerated-headless-rendering-in-version-6-0/16685)

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**Author:** [@jfavre](https://discourse.paraview.org/u/jfavre)\
**Replies:** 24\
**Last updated:** [May 21, 2025, 8:13pm UTC](https://discourse.paraview.org/t/hardware-accelerated-headless-rendering-in-version-6-0/16685 "2025-05-21T20:13:12Z")

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We have ParaView-v6.0.0-RC1 compiled on a Grace Hopper cluster with the standard cmake options -DVTK\_OPENGL\_HAS\_EGL:BOOL=ON -DVTK\_USE\_X:BOOL=OFF According to the release notes, the variable VTK\_DEFAULT\_OPENGL\_WINDOW can…

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## [Problem with Connected Surface Properties](https://discourse.paraview.org/t/problem-with-connected-surface-properties/16688)

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**Author:** [@woodscn](https://discourse.paraview.org/u/woodscn)\
**Replies:** 3\
**Last updated:** [May 21, 2025, 4:05pm UTC](https://discourse.paraview.org/t/problem-with-connected-surface-properties/16688 "2025-05-21T16:05:32Z")

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I have used a Contour filter to create some bubbles in my dataset. When I try to run Connected Surface Properties to figure out the centroid/volume of these bubbles, it leaves a bunch of the following errors: ERROR: In …

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

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**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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## [Set mathtext font (computer modern, latex)](https://discourse.paraview.org/t/set-mathtext-font-computer-modern-latex/16677)

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**Author:** [@jluebke](https://discourse.paraview.org/u/jluebke)\
**Replies:** 0\
**Last updated:** [May 21, 2025, 7:38am UTC](https://discourse.paraview.org/t/set-mathtext-font-computer-modern-latex/16677 "2025-05-21T07:38:49Z")

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I would like to use the Computer Modern (cm) font in Paraview for Latex math rendering, but this solution, i.e. editing the matplotlibrc file, does not work for me. Troubleshooting: edit C:\\Users\\user\\.matplotlib\\matp…

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## [Installed multiple versions, all say same DLLs are missing.](https://discourse.paraview.org/t/installed-multiple-versions-all-say-same-dlls-are-missing/16664)

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**Author:** [@jgarcia14](https://discourse.paraview.org/u/jgarcia14)\
**Replies:** 5\
**Last updated:** [May 21, 2025, 2:07am UTC](https://discourse.paraview.org/t/installed-multiple-versions-all-say-same-dlls-are-missing/16664 "2025-05-21T02:07:37Z")

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5.12.1, 5.13.2, 5.13.3 Reinstall / install of different versions does not fix it. MFPlat.dll is not found MFReadwrite.dll is not found Installed the Windows Media Pack and still get the same errors after a repair of …

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## [Triangular grid into paraview](https://discourse.paraview.org/t/triangular-grid-into-paraview/16598)

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**Author:** [@dramauh](https://discourse.paraview.org/u/dramauh)\
**Replies:** 12\
**Last updated:** [May 21, 2025, 1:11am UTC](https://discourse.paraview.org/t/triangular-grid-into-paraview/16598 "2025-05-21T01:11:26Z")

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Dear Community, I am new user in paraview. I would like to process triangular unstructured mesh data in paraview. I am struggling loading correctly the data in paraview. The netcdf data loads perfectly fine. Paraview u…

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## [Contours showing mesh effect in Paraview](https://discourse.paraview.org/t/contours-showing-mesh-effect-in-paraview/16645)

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**Author:** [@scabo](https://discourse.paraview.org/u/scabo)\
**Replies:** 8\
**Last updated:** [May 20, 2025, 4:22pm UTC](https://discourse.paraview.org/t/contours-showing-mesh-effect-in-paraview/16645 "2025-05-20T16:22:04Z")

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Hi I have exported data from Fluent in gold ensight format and displaying in Paraview. However, the contour plot is showing the effect of mesh lines as you can see the O-grid mesh lines with a rectangular box is shown a…

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## [Generate mesh from .dat file](https://discourse.paraview.org/t/generate-mesh-from-dat-file/16638)

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**Author:** [@vinisagon](https://discourse.paraview.org/u/vinisagon)\
**Replies:** 2\
**Last updated:** [May 20, 2025, 3:37pm UTC](https://discourse.paraview.org/t/generate-mesh-from-dat-file/16638 "2025-05-20T15:37:07Z")

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Hi everyone, Is it possible for me to get a help with my .dat file? I would like to import it into ParaView, and then generate the view of the mesh, but I’m not havin success with that. Could you please help me? Here yo…

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

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**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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