# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=101

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

**Page:** 102

---

## [question about 'Slice filter' in paraview](https://discourse.paraview.org/t/question-about-slice-filter-in-paraview/10103)

<div class="topic-metadata">

**Author:** [@wjchoi97](https://discourse.paraview.org/u/wjchoi97)\
**Replies:** 2\
**Last updated:** [August 8, 2022, 6:22am UTC](https://discourse.paraview.org/t/question-about-slice-filter-in-paraview/10103 "2022-08-08T06:22:10Z")

</div>

Hello, i am beginner of paraview. when i am using the slice filter to get face-averaged values(temperature, velocity etc) in 3D analysis, i had a question. when i used the slice filter, i knew that the slicing range is…

---

## [How to uninstall/remove ParaView 5.10.1 ?](https://discourse.paraview.org/t/how-to-uninstall-remove-paraview-5-10-1/10094)

<div class="topic-metadata">

**Author:** [@Gabriel\_luc](https://discourse.paraview.org/u/Gabriel_luc)\
**Replies:** 1\
**Last updated:** [August 8, 2022, 4:16am UTC](https://discourse.paraview.org/t/how-to-uninstall-remove-paraview-5-10-1/10094 "2022-08-08T04:16:32Z")

</div>

I’ve been facing problems with the version 5.10.1 when I try to post process any lagragian simulation from openFoam, due to the use of -builtin option which loads .foam extension and cannot read the particle baricentric…

---

## [ParaView Parallel pvserver (MPI) - Problems when running on a Cluster](https://discourse.paraview.org/t/paraview-parallel-pvserver-mpi-problems-when-running-on-a-cluster/10071)

<div class="topic-metadata">

**Author:** [@Dosmi](https://discourse.paraview.org/u/Dosmi)\
**Replies:** 4\
**Last updated:** [August 8, 2022, 2:40am UTC](https://discourse.paraview.org/t/paraview-parallel-pvserver-mpi-problems-when-running-on-a-cluster/10071 "2022-08-08T02:40:11Z")

</div>

Hello all, While learning how to use ParaView on clusters, I have encountered an issue with making it work in parallel. There are two issues on two different nodes/hpc-clusters, but I will begin with a more general one…

---

## [Denoiser for OptiX pathtracer not working](https://discourse.paraview.org/t/denoiser-for-optix-pathtracer-not-working/9963)

<div class="topic-metadata">

**Author:** [@LeeAlacoque](https://discourse.paraview.org/u/LeeAlacoque)\
**Replies:** 10\
**Last updated:** [August 8, 2022, 2:29am UTC](https://discourse.paraview.org/t/denoiser-for-optix-pathtracer-not-working/9963 "2022-08-08T02:29:20Z")

</div>

I have an issue where the denoiser option doesn’t do anything when I’m using the OptiX pathtracer. Turning it on doesn’t seem to change anything and leaves all the noise in the image, no matter how many rays per pixel I …

---

## [What is needed in a vtk file for streamtracer to work?](https://discourse.paraview.org/t/what-is-needed-in-a-vtk-file-for-streamtracer-to-work/10080)

<div class="topic-metadata">

**Author:** [@LizardKing](https://discourse.paraview.org/u/LizardKing)\
**Replies:** 4\
**Last updated:** [August 5, 2022, 12:00pm UTC](https://discourse.paraview.org/t/what-is-needed-in-a-vtk-file-for-streamtracer-to-work/10080 "2022-08-05T12:00:58Z")

</div>

Hi I am generating vtk files in the following format: vtk DataFile Version 2.0 Unstructured grid legacy vtk file ASCII DATASET POLYDATA POINTS 2622 float 0.0280 0.0000 0.7495 … POINT\_DATA 2622 VECTORS V float …

---

## [Data Visualization and output](https://discourse.paraview.org/t/data-visualization-and-output/10086)

<div class="topic-metadata">

**Author:** [@Aayush-T](https://discourse.paraview.org/u/Aayush-T)\
**Replies:** 1\
**Last updated:** [August 5, 2022, 4:23am UTC](https://discourse.paraview.org/t/data-visualization-and-output/10086 "2022-08-05T04:23:50Z")

</div>

Hello everyone, hope everyone is well. I have to do a certain operation in ParaView. So, I have some output parameters in my exodus file, named a1, a2, a3, a4, etc. These parameters are defined for each element in the me…

---

## [rendering of symmetric solution vector - is there a way to render the solution symmetric?](https://discourse.paraview.org/t/rendering-of-symmetric-solution-vector-is-there-a-way-to-render-the-solution-symmetric/10099)

<div class="topic-metadata">

**Author:** [@simonw](https://discourse.paraview.org/u/simonw)\
**Replies:** 2\
**Last updated:** [August 4, 2022, 7:24am UTC](https://discourse.paraview.org/t/rendering-of-symmetric-solution-vector-is-there-a-way-to-render-the-solution-symmetric/10099 "2022-08-04T07:24:22Z")

</div>

Dear all, my problem is already well-described in, for instance, here: In the picture above can be seen that the interpolation within the quad elements is not symmetric. The problem is even worse when using “use l…

---

## [2D velocity field analysis](https://discourse.paraview.org/t/2d-velocity-field-analysis/10089)

<div class="topic-metadata">

**Author:** [@galex](https://discourse.paraview.org/u/galex)\
**Replies:** 2\
**Last updated:** [August 4, 2022, 6:16am UTC](https://discourse.paraview.org/t/2d-velocity-field-analysis/10089 "2022-08-04T06:16:53Z")

</div>

Hello, I am attempting to analyze a time series of .csv files. Each file corresponds to a time point. Within each file is X position, Y position, Velocity in X direction (u), Velocity in Y direction (v). The entire seri…

---

## [Export file for rendering](https://discourse.paraview.org/t/export-file-for-rendering/10092)

<div class="topic-metadata">

**Author:** [@jedchambers](https://discourse.paraview.org/u/jedchambers)\
**Replies:** 2\
**Last updated:** [August 4, 2022, 2:13am UTC](https://discourse.paraview.org/t/export-file-for-rendering/10092 "2022-08-04T02:13:20Z")

</div>

Hi there, I have a animated sequence of vtk files which i have opened in Paraview and can see the animation. What is the best process to export the animated surface so that i can render it in 3dsmax? Thanks for any he…

---

## [Geometry disappears when I change opacity](https://discourse.paraview.org/t/geometry-disappears-when-i-change-opacity/10102)

<div class="topic-metadata">

**Author:** [@boffin5](https://discourse.paraview.org/u/boffin5)\
**Replies:** 1\
**Last updated:** [August 3, 2022, 6:52pm UTC](https://discourse.paraview.org/t/geometry-disappears-when-i-change-opacity/10102 "2022-08-03T18:52:11Z")

</div>

Hi, When I change the opacity, all the geometry vanishes. I think the problem is related to the error message I get when starting Paraview: Created temporary ‘damBreak.foam’ Warning: Ignoring XDG\_SESSION\_TYPE=wayland…

---

## [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)

<div class="topic-metadata">

**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")

</div>

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…

---

## [Apple MacBook Notch and Touch Bar](https://discourse.paraview.org/t/apple-macbook-notch-and-touch-bar/10075)

<div class="topic-metadata">

**Author:** [@Nicholas\_Yue](https://discourse.paraview.org/u/Nicholas_Yue)\
**Replies:** 1\
**Last updated:** [August 2, 2022, 2:48am UTC](https://discourse.paraview.org/t/apple-macbook-notch-and-touch-bar/10075 "2022-08-02T02:48:49Z")

</div>

Does the presence of the Notch (camera) and Touch Bar affects one’s daily usage of Paraview in any way ? I don’t have any recent MacBook (yet) to be able to get a feel of the above and was hoping someone might be able t…

---

## [Paraview.exe has stopped working (version 5.0.1)](https://discourse.paraview.org/t/paraview-exe-has-stopped-working-version-5-0-1/10052)

<div class="topic-metadata">

**Author:** [@AllenW94](https://discourse.paraview.org/u/AllenW94)\
**Replies:** 9\
**Last updated:** [August 1, 2022, 7:55pm UTC](https://discourse.paraview.org/t/paraview-exe-has-stopped-working-version-5-0-1/10052 "2022-08-01T19:55:10Z")

</div>

Hi, I installed my Paraview via ParaView-5.0.1-Qt4-OpenGL2-Windows-64bit and when I tried to open it, I receive a “Paraview.exe has stopped working” error. I am not sure what is the issue and would be grateful for any ad…

---

## [How to visualize the embedded grid](https://discourse.paraview.org/t/how-to-visualize-the-embedded-grid/10082)

<div class="topic-metadata">

**Author:** [@Miraboreasau](https://discourse.paraview.org/u/Miraboreasau)\
**Replies:** 0\
**Last updated:** [August 1, 2022, 5:40pm UTC](https://discourse.paraview.org/t/how-to-visualize-the-embedded-grid/10082 "2022-08-01T17:40:20Z")

</div>

Hello, I have two types of grids, A and B. Both of them are pressure. I have them in two separate arrays, A and B. Suppose there are three grids A and three grids B I have the size for both of them, B is smaller than A…

---

## [Number of Contours stays 1](https://discourse.paraview.org/t/number-of-contours-stays-1/10078)

<div class="topic-metadata">

**Author:** [@crispsssy](https://discourse.paraview.org/u/crispsssy)\
**Replies:** 1\
**Last updated:** [August 1, 2022, 4:40pm UTC](https://discourse.paraview.org/t/number-of-contours-stays-1/10078 "2022-08-01T16:40:25Z")

</div>

Dear Experts I want to view the electric potential that I calculated from ElmerSolver (.vtu), but when I got the contour plot there is only 1 contour surface which is ~1000V. Since the potential is 0~1800V, how can I ge…

---

## [How to view Field by .vtu file](https://discourse.paraview.org/t/how-to-view-field-by-vtu-file/10074)

<div class="topic-metadata">

**Author:** [@crispsssy](https://discourse.paraview.org/u/crispsssy)\
**Replies:** 1\
**Last updated:** [August 1, 2022, 7:45am UTC](https://discourse.paraview.org/t/how-to-view-field-by-vtu-file/10074 "2022-08-01T07:45:32Z")

</div>

Dear experts I’m a newbie of Paraview, I got a .vtu file by ElmerSolver and want to view the electric field calculated, but after load the file and press show all, all I can see is the geometry. Can someone tell me if t…

---

## [Link Cameras with Rotational Offset](https://discourse.paraview.org/t/link-cameras-with-rotational-offset/10070)

<div class="topic-metadata">

**Author:** [@Mike\_Tree](https://discourse.paraview.org/u/Mike_Tree)\
**Replies:** 1\
**Last updated:** [July 29, 2022, 9:50pm UTC](https://discourse.paraview.org/t/link-cameras-with-rotational-offset/10070 "2022-07-29T21:50:11Z")

</div>

I want to be able to link two views, but have some rotational offset between the initial camera positions. For example, I want the camera in View1 to start out pointed in the +X direction (+Y up) and the camera in View2 …

---

## [Create python reader for a custom format](https://discourse.paraview.org/t/create-python-reader-for-a-custom-format/10066)

<div class="topic-metadata">

**Author:** [@Juan\_Jose\_Casafranca](https://discourse.paraview.org/u/Juan_Jose_Casafranca)\
**Replies:** 3\
**Last updated:** [July 29, 2022, 4:29pm UTC](https://discourse.paraview.org/t/create-python-reader-for-a-custom-format/10066 "2022-07-29T16:29:36Z")

</div>

I am storing data from a simulation engine in a HDF5 file. In the file I have the positions and velocities of some triangular meshes for each simulated timestep and also the transformation (location and rotation) of some…

---

## [Isosurface ordering](https://discourse.paraview.org/t/isosurface-ordering/10031)

<div class="topic-metadata">

**Author:** [@henry2004y](https://discourse.paraview.org/u/henry2004y)\
**Replies:** 2\
**Last updated:** [July 29, 2022, 8:04am UTC](https://discourse.paraview.org/t/isosurface-ordering/10031 "2022-07-29T08:04:23Z")

</div>

Hi, I have a question about the point ordering when applying the contour filter. In my sample file, I applied the contour filter twice, the 1st time extracting an isosurface of one variable, and the 2nd time extracting …

---

## [Paraview crashing in MacBook](https://discourse.paraview.org/t/paraview-crashing-in-macbook/10063)

<div class="topic-metadata">

**Author:** [@julloa](https://discourse.paraview.org/u/julloa)\
**Replies:** 1\
**Last updated:** [July 28, 2022, 8:13am UTC](https://discourse.paraview.org/t/paraview-crashing-in-macbook/10063 "2022-07-28T08:13:22Z")

</div>

Hi, I’m trying to open .vtu files (like the attached file) in Paraview 5.10.1 using a MacBook (M1 processor). The process has worked a few times, but most of the time, Paraview freezes while loading the file. What could…

---

## [paraview mpi based server crashes when clipping tif stacks](https://discourse.paraview.org/t/paraview-mpi-based-server-crashes-when-clipping-tif-stacks/10062)

<div class="topic-metadata">

**Author:** [@wresch](https://discourse.paraview.org/u/wresch)\
**Replies:** 2\
**Last updated:** [July 27, 2022, 11:50pm UTC](https://discourse.paraview.org/t/paraview-mpi-based-server-crashes-when-clipping-tif-stacks/10062 "2022-07-27T23:50:43Z")

</div>

Hi, I’m a sysadmin trying to figure out some paraview issues. We have paraview 5.10 available on a linux (centos7) cluster - the EGL and osmesa precompiled packages (though we have similar problems with self compiled 5.…

---

## [Camera control in VTK legacy files or during animations in ParaView](https://discourse.paraview.org/t/camera-control-in-vtk-legacy-files-or-during-animations-in-paraview/10057)

<div class="topic-metadata">

**Author:** [@bbrout](https://discourse.paraview.org/u/bbrout)\
**Replies:** 2\
**Last updated:** [July 27, 2022, 10:12am UTC](https://discourse.paraview.org/t/camera-control-in-vtk-legacy-files-or-during-animations-in-paraview/10057 "2022-07-27T10:12:57Z")

</div>

I have an animation from a legacy VTK file and would like to have camera control. I am using C and cannot find how to control the camera during a rendering/saving the animation. Could someone please direct me to document…

---

## [Sample planes from CSV](https://discourse.paraview.org/t/sample-planes-from-csv/10053)

<div class="topic-metadata">

**Author:** [@s195t](https://discourse.paraview.org/u/s195t)\
**Replies:** 0\
**Last updated:** [July 26, 2022, 5:47am UTC](https://discourse.paraview.org/t/sample-planes-from-csv/10053 "2022-07-26T05:47:50Z")

</div>

Hi everyone, I have a set of planes (slices) from a CFD solution at different z positions and a csv with points in space. Now I am interested in sampling the surroundings of each of these points and save some local maxi…

---

## [Ellipse Based on Vectors](https://discourse.paraview.org/t/ellipse-based-on-vectors/10047)

<div class="topic-metadata">

**Author:** [@jkim](https://discourse.paraview.org/u/jkim)\
**Replies:** 3\
**Last updated:** [July 26, 2022, 4:14am UTC](https://discourse.paraview.org/t/ellipse-based-on-vectors/10047 "2022-07-26T04:14:35Z")

</div>

Instead of vector glyphs, I would like to use ellipsoidal shapes based on a scalar factor. Each ellipse should be different which prevents the use of the Custom Glyph filter. Is there any code which will allow me to do t…

---

## [Plot Ellipses in Paraview (HELP!)](https://discourse.paraview.org/t/plot-ellipses-in-paraview-help/6169)

<div class="topic-metadata">

**Author:** [@cesardaniel](https://discourse.paraview.org/u/cesardaniel)\
**Replies:** 5\
**Last updated:** [July 26, 2022, 12:49am UTC](https://discourse.paraview.org/t/plot-ellipses-in-paraview-help/6169 "2022-07-26T00:49:56Z")

</div>

Dear Community, I am trying to plot a set of ellipses in Paraview, but I am a beginner user. My goal is to have something like this: I have tried using the Tensor Glyph Filter and the vtkwrite.m MATLAB function, but…

---

## [Paraview Geometry Helpers](https://discourse.paraview.org/t/paraview-geometry-helpers/10050)

<div class="topic-metadata">

**Author:** [@CapLek](https://discourse.paraview.org/u/CapLek)\
**Replies:** 0\
**Last updated:** [July 25, 2022, 9:01pm UTC](https://discourse.paraview.org/t/paraview-geometry-helpers/10050 "2022-07-25T21:01:35Z")

</div>

How this geometry helper is called in the Paraview’s sources? Is it available through the python API? In my project I need to render something similar to control position of the custom object. Any help appreciated, …

---

## [Adding string values to CellData](https://discourse.paraview.org/t/adding-string-values-to-celldata/10049)

<div class="topic-metadata">

**Author:** [@Andrei](https://discourse.paraview.org/u/Andrei)\
**Replies:** 0\
**Last updated:** [July 25, 2022, 3:28pm UTC](https://discourse.paraview.org/t/adding-string-values-to-celldata/10049 "2022-07-25T15:28:47Z")

</div>

Is it possible to add string values to CellData? I am having trouble identifying cells at different timesteps. There is an idea to create a unique “string hash” for cells. I first determined the coordinates of the center…

---

## [Problem with LIC](https://discourse.paraview.org/t/problem-with-lic/10045)

<div class="topic-metadata">

**Author:** [@pamor](https://discourse.paraview.org/u/pamor)\
**Replies:** 2\
**Last updated:** [July 25, 2022, 7:10am UTC](https://discourse.paraview.org/t/problem-with-lic/10045 "2022-07-25T07:10:30Z")

</div>

I have a VTK file of a velocity vector field. I can visualize the streamline, e.g. at 2D slice of my domain, with streamline function without any problem. But when i want to use LIC plugin, some times (the vector field i…

---

## [Paraview Working Issues](https://discourse.paraview.org/t/paraview-working-issues/10042)

<div class="topic-metadata">

**Author:** [@Kerri\_V](https://discourse.paraview.org/u/Kerri_V)\
**Replies:** 1\
**Last updated:** [July 25, 2022, 6:19am UTC](https://discourse.paraview.org/t/paraview-working-issues/10042 "2022-07-25T06:19:43Z")

</div>

Hello, I recently posted on here about how my Paraview wasn’t working properly. I’ve tried to re-download further but it still isn’t working. I recently went back to version 5.6.2 and whilst it downloaded, the output bo…

---

## [Use a time column of a CSV as timestep](https://discourse.paraview.org/t/use-a-time-column-of-a-csv-as-timestep/9922)

<div class="topic-metadata">

**Author:** [@jpruscio](https://discourse.paraview.org/u/jpruscio)\
**Replies:** 4\
**Last updated:** [July 21, 2022, 7:54pm UTC](https://discourse.paraview.org/t/use-a-time-column-of-a-csv-as-timestep/9922 "2022-07-21T19:54:48Z")

</div>

Hello, I have a simple csv file with 2 columns, one column is the data that I would like to plot, and the other one has the time value. I would like to use the column that has the timevalue as timestep in paraview. I ne…

[Previous page](https://discourse.paraview.org/c/paraview-support/7.md?page=100)

[Next page](https://discourse.paraview.org/c/paraview-support/7.md?page=102)