# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=143

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

**Page:** 144

---

## [Plotting streamlines for unstructured grid in paraview "ParaView-5.9.0-RC3-MPI-Linux-Python3.8-64bit"](https://discourse.paraview.org/t/plotting-streamlines-for-unstructured-grid-in-paraview-paraview-5-9-0-rc3-mpi-linux-python3-8-64bit/7160)

<div class="topic-metadata">

**Author:** [@proxy](https://discourse.paraview.org/u/proxy)\
**Replies:** 31\
**Last updated:** [May 8, 2021, 2:01pm UTC](https://discourse.paraview.org/t/plotting-streamlines-for-unstructured-grid-in-paraview-paraview-5-9-0-rc3-mpi-linux-python3-8-64bit/7160 "2021-05-08T14:01:08Z")

</div>

Hello Experts, Although there are many videos/posts related to plotting the streamlines but I could not achieve the desired plot for my 3D airfoil case. I followed the steps: Input the data as “case1.foam” Slice the …

---

## [Colormaps with fixed mapping between scalar and RGB](https://discourse.paraview.org/t/colormaps-with-fixed-mapping-between-scalar-and-rgb/7153)

<div class="topic-metadata">

**Author:** [@Rojj](https://discourse.paraview.org/u/Rojj)\
**Replies:** 2\
**Last updated:** [May 8, 2021, 5:24am UTC](https://discourse.paraview.org/t/colormaps-with-fixed-mapping-between-scalar-and-rgb/7153 "2021-05-08T05:24:55Z")

</div>

Currently I am defining custom color maps following this guide. The problem I have is that the colors are scaled when the data range changes. Unless I am missing something. I am trying to create a colormap like this one …

---

## [box slice](https://discourse.paraview.org/t/box-slice/7170)

<div class="topic-metadata">

**Author:** [@aquanaut](https://discourse.paraview.org/u/aquanaut)\
**Replies:** 7\
**Last updated:** [May 7, 2021, 2:50pm UTC](https://discourse.paraview.org/t/box-slice/7170 "2021-05-07T14:50:31Z")

</div>

I need a box slice but the box is not a rectangle like the white frame. What’s wrong?

---

## [New GUI to automate loading of multiple data sets that correspond to the same study](https://discourse.paraview.org/t/new-gui-to-automate-loading-of-multiple-data-sets-that-correspond-to-the-same-study/7169)

<div class="topic-metadata">

**Author:** [@migrod](https://discourse.paraview.org/u/migrod)\
**Replies:** 1\
**Last updated:** [May 7, 2021, 9:44am UTC](https://discourse.paraview.org/t/new-gui-to-automate-loading-of-multiple-data-sets-that-correspond-to-the-same-study/7169 "2021-05-07T09:44:39Z")

</div>

I am dealing with a large amount of data which involves multiple data sets for any given case study. Each case has different slices, and each slice has different fields. So the data tree, so to speak, looks something lik…

---

## [Crystal Eyes support for pv5.9](https://discourse.paraview.org/t/crystal-eyes-support-for-pv5-9/7156)

<div class="topic-metadata">

**Author:** [@lyz](https://discourse.paraview.org/u/lyz)\
**Replies:** 9\
**Last updated:** [May 7, 2021, 7:21am UTC](https://discourse.paraview.org/t/crystal-eyes-support-for-pv5-9/7156 "2021-05-07T07:21:49Z")

</div>

PV5.9MPI Does this release support Crystal Eyes in CAVE environemnt? or I need build pv by myself?

---

## [Cannot work remotely due to Xquartz](https://discourse.paraview.org/t/cannot-work-remotely-due-to-xquartz/7159)

<div class="topic-metadata">

**Author:** [@patri06](https://discourse.paraview.org/u/patri06)\
**Replies:** 1\
**Last updated:** [May 6, 2021, 1:39pm UTC](https://discourse.paraview.org/t/cannot-work-remotely-due-to-xquartz/7159 "2021-05-06T13:39:02Z")

</div>

Hi, I am using a Mac with BigSur version 11.2.3. I used to work with paraview remotely and it worked fine, since I installed Xquartz. Now, when I try to connect paraview gives the following error: Could not receive tag …

---

## [GLEW error PV5.9 on win7](https://discourse.paraview.org/t/glew-error-pv5-9-on-win7/7155)

<div class="topic-metadata">

**Author:** [@lyz](https://discourse.paraview.org/u/lyz)\
**Replies:** 1\
**Last updated:** [May 6, 2021, 7:18am UTC](https://discourse.paraview.org/t/glew-error-pv5-9-on-win7/7155 "2021-05-06T07:18:04Z")

</div>

I test Crystal Eyes using PV5.9 on windows7. GPU: nv Quadro P6000 mpiexec -hosts 3 renderleft rendermiddle renderright pvserver --stereo --stereo-type="Crystal Eyes" CAVE.pvx paraview --stereo --stereo-type="Crystal Ey…

---

## [Trouble loading in data from CSV file using TableToStructuredGrid filter](https://discourse.paraview.org/t/trouble-loading-in-data-from-csv-file-using-tabletostructuredgrid-filter/4533)

<div class="topic-metadata">

**Author:** [@wildecats](https://discourse.paraview.org/u/wildecats)\
**Replies:** 6\
**Last updated:** [May 6, 2021, 5:57am UTC](https://discourse.paraview.org/t/trouble-loading-in-data-from-csv-file-using-tabletostructuredgrid-filter/4533 "2021-05-06T05:57:48Z")

</div>

Error\_log\_20200607.txt (31.1 KB) I am attempting to load in data from a CSV file into Paraview and view it using a TableToStructuredGrid filter but am having some problems. The data in my CSV file has the following head…

---

## [Animation -interpolation sinusoid](https://discourse.paraview.org/t/animation-interpolation-sinusoid/429)

<div class="topic-metadata">

**Author:** [@jrojaspa](https://discourse.paraview.org/u/jrojaspa)\
**Replies:** 1\
**Last updated:** [May 5, 2021, 7:26pm UTC](https://discourse.paraview.org/t/animation-interpolation-sinusoid/429 "2021-05-05T19:26:30Z")

</div>

Hello! My ParaView Version is 5.5.2. I need to confirm some units used by ParaView. Specifically in the animation track -\> Animation Keyframes dialog box -\> interpolation Sinusoid. Here, what are the units used for Ph…

---

## [Vector plot](https://discourse.paraview.org/t/vector-plot/4603)

<div class="topic-metadata">

**Author:** [@Beer](https://discourse.paraview.org/u/Beer)\
**Replies:** 7\
**Last updated:** [May 5, 2021, 7:24pm UTC](https://discourse.paraview.org/t/vector-plot/4603 "2021-05-05T19:24:44Z")

</div>

I have the coordinates of points and the vector data (x,y,z components) at these points in tecplot data format. How can I produce a nice looking vector plot.

---

## [Intersection between 2 volumes](https://discourse.paraview.org/t/intersection-between-2-volumes/7151)

<div class="topic-metadata">

**Author:** [@jofrony](https://discourse.paraview.org/u/jofrony)\
**Replies:** 1\
**Last updated:** [May 5, 2021, 2:38pm UTC](https://discourse.paraview.org/t/intersection-between-2-volumes/7151 "2021-05-05T14:38:07Z")

</div>

Hi, I have wondering how to create a volume by intersecting 2 volumes.

---

## [Parallelism in vtkHyperTreeGrid](https://discourse.paraview.org/t/parallelism-in-vtkhypertreegrid/7142)

<div class="topic-metadata">

**Author:** [@Loic22](https://discourse.paraview.org/u/Loic22)\
**Replies:** 3\
**Last updated:** [May 5, 2021, 11:22am UTC](https://discourse.paraview.org/t/parallelism-in-vtkhypertreegrid/7142 "2021-05-05T11:22:28Z")

</div>

Hello, I think this is the best place to post my question. I am currently looking at the vtkHyperTreeGrid to see how good it fits my needs. Let say that I have a 2D simulation ran over 16 domains using adaptive mesh ref…

---

## [Missing data fields in Input Scalars](https://discourse.paraview.org/t/missing-data-fields-in-input-scalars/7147)

<div class="topic-metadata">

**Author:** [@Saket\_Sarupria](https://discourse.paraview.org/u/Saket_Sarupria)\
**Replies:** 4\
**Last updated:** [May 5, 2021, 10:33am UTC](https://discourse.paraview.org/t/missing-data-fields-in-input-scalars/7147 "2021-05-05T10:33:18Z")

</div>

Hi everyone, I am visualising an openfoam case. When trying to use IsoVolume / Threshold / Contour filter, 2 of my colleagues (new paraview users) are missing the U\_Magnitude field in the Input Scalars drop down menu. H…

---

## [Crystal Eyes stereo with CAVE broken in PV5.9](https://discourse.paraview.org/t/crystal-eyes-stereo-with-cave-broken-in-pv5-9/7149)

<div class="topic-metadata">

**Author:** [@lyz](https://discourse.paraview.org/u/lyz)\
**Replies:** 1\
**Last updated:** [May 5, 2021, 6:52am UTC](https://discourse.paraview.org/t/crystal-eyes-stereo-with-cave-broken-in-pv5-9/7149 "2021-05-05T06:52:11Z")

</div>

mpiexec -hosts 3 renderleft rendermiddle renderright pvserver --stereo --stereo-type="Crystal Eyes" CAVE.pvx paraview --stereo --stereo-type="Crystal Eyes" Crystal Eyes stereo with CAVE broken in PV5.9. windows10, NVID…

---

## [get spead sheet data using GetCellData](https://discourse.paraview.org/t/get-spead-sheet-data-using-getcelldata/7138)

<div class="topic-metadata">

**Author:** [@moritz](https://discourse.paraview.org/u/moritz)\
**Replies:** 2\
**Last updated:** [May 4, 2021, 6:24pm UTC](https://discourse.paraview.org/t/get-spead-sheet-data-using-getcelldata/7138 "2021-05-04T18:24:11Z")

</div>

Hi, I am new to Paraview and Python coding so please be gentle :smiley: I used this basic code to get the Field Data from the spreadsheet after using CellSize to compute the sum of the cells volume and it worked flawle…

---

## [XDMF: 3DSMesh: Error stepping through points](https://discourse.paraview.org/t/xdmf-3dsmesh-error-stepping-through-points/6039)

<div class="topic-metadata">

**Author:** [@ksheldon](https://discourse.paraview.org/u/ksheldon)\
**Replies:** 8\
**Last updated:** [May 4, 2021, 1:55pm UTC](https://discourse.paraview.org/t/xdmf-3dsmesh-error-stepping-through-points/6039 "2021-05-04T13:55:58Z")

</div>

I have a simple 3D mesh. In IJK space, this is a box-of-blocks 17x20x60. In XYZ space, the shape is slightly deformed rectangular prism. When I try to load the mesh using “Xdmf3ReaderS”, the “Information” pane shows…

---

## [bug in save data non scientific data](https://discourse.paraview.org/t/bug-in-save-data-non-scientific-data/7129)

<div class="topic-metadata">

**Author:** [@swornom](https://discourse.paraview.org/u/swornom)\
**Replies:** 3\
**Last updated:** [May 4, 2021, 8:24am UTC](https://discourse.paraview.org/t/bug-in-save-data-non-scientific-data/7129 "2021-05-04T08:24:09Z")

</div>

When I save data and do NOT select the scientific format I get “Density”,“Pressure”,“Energy”,“LogFR”,“Points:0”,“Points:1”,“Points:2” -0.00057223,99503,179.16,-3,3.0616e-17,-0.5,0 where the e-17 is written in the sci…

---

## [Extract number of cells in a volume mesh](https://discourse.paraview.org/t/extract-number-of-cells-in-a-volume-mesh/7132)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 0\
**Last updated:** [May 3, 2021, 7:03pm UTC](https://discourse.paraview.org/t/extract-number-of-cells-in-a-volume-mesh/7132 "2021-05-03T19:03:51Z")

</div>

Hello, I am using paraview to visualise data from simulations done in OpenFOAM, a CFD toolbox, I am looking to extract the number of cells inside my mesh to I can add it to my python script created by trace tool. I ca…

---

## [Building GmshIO or GmshReader with gmsh 4.8.xx](https://discourse.paraview.org/t/building-gmshio-or-gmshreader-with-gmsh-4-8-xx/7130)

<div class="topic-metadata">

**Author:** [@Trophime](https://discourse.paraview.org/u/Trophime)\
**Replies:** 2\
**Last updated:** [May 3, 2021, 7:01pm UTC](https://discourse.paraview.org/t/building-gmshio-or-gmshreader-with-gmsh-4-8-xx/7130 "2021-05-03T19:01:41Z")

</div>

I’m trying to rebuild Gmsh plugin for latest gmsh 4.8.2. The are some headers in Gmsh API that requires Eigen headers. I haven’t found a proper way to modify the CMakeLists.txt in GmshIO directory. Could you please gi…

---

## [pv5.7 vrplugin style](https://discourse.paraview.org/t/pv5-7-vrplugin-style/7107)

<div class="topic-metadata">

**Author:** [@lyz](https://discourse.paraview.org/u/lyz)\
**Replies:** 3\
**Last updated:** [May 3, 2021, 2:01pm UTC](https://discourse.paraview.org/t/pv5-7-vrplugin-style/7107 "2021-05-03T14:01:47Z")

</div>

For now, I use Grab interactor style in CAVE using PV5.7. I config thhe Translate, Rotate, Reset and Tracker. Rotate, Reset and Tracker worked well, However When I triggered the Translate binded button, the model starts …

---

## [Conda Paraview MPI Build Issue](https://discourse.paraview.org/t/conda-paraview-mpi-build-issue/3724)

<div class="topic-metadata">

**Author:** [@bhermanmit](https://discourse.paraview.org/u/bhermanmit)\
**Replies:** 3\
**Last updated:** [May 3, 2021, 1:53pm UTC](https://discourse.paraview.org/t/conda-paraview-mpi-build-issue/3724 "2021-05-03T13:53:37Z")

</div>

I am working on updating paraview-feedstock from conda-forge for OpenMPI and MPICH support. I followed patterns from mpi4py and hdf5/h5py to see how to incorporate the correct MPI libraries. Following that, I added -DPAR…

---

## [plot over a line color](https://discourse.paraview.org/t/plot-over-a-line-color/7114)

<div class="topic-metadata">

**Author:** [@han\_chen](https://discourse.paraview.org/u/han_chen)\
**Replies:** 1\
**Last updated:** [May 3, 2021, 7:22am UTC](https://discourse.paraview.org/t/plot-over-a-line-color/7114 "2021-05-03T07:22:25Z")

</div>

I’m a begginer of paraview. i encountered some issues about “plot over a line” when learning openFoam. it seemed that the color of the curves looked much lighter than i thought. i set the colour to black but it looked…

---

## [vtkHyperTreeGrid Paraview example in 2D](https://discourse.paraview.org/t/vtkhypertreegrid-paraview-example-in-2d/4122)

<div class="topic-metadata">

**Author:** [@ajp](https://discourse.paraview.org/u/ajp)\
**Replies:** 43\
**Last updated:** [May 1, 2021, 9:42am UTC](https://discourse.paraview.org/t/vtkhypertreegrid-paraview-example-in-2d/4122 "2021-05-01T09:42:30Z")

</div>

Hi, I was looking for some help to convert this Paraview Example to run in 2D. I’ve tried the obvious things and none of them seem to work. I’d like to have a 2D Quad that’s been refined; I’d like to leave the rest of…

---

## [pvpython how to run startup script](https://discourse.paraview.org/t/pvpython-how-to-run-startup-script/6970)

<div class="topic-metadata">

**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 9\
**Last updated:** [April 30, 2021, 9:20pm UTC](https://discourse.paraview.org/t/pvpython-how-to-run-startup-script/6970 "2021-04-30T21:20:55Z")

</div>

When I run pvpython, it does not initialize with the famous "from paraview.simple import \* ". Is there a way to execute a series of commands when we start up pvpython? Examples are above, or setting a “Reverse Connecti…

---

## [Color Map Editor Disappeared](https://discourse.paraview.org/t/color-map-editor-disappeared/7115)

<div class="topic-metadata">

**Author:** [@deankevin](https://discourse.paraview.org/u/deankevin)\
**Replies:** 3\
**Last updated:** [April 30, 2021, 9:15pm UTC](https://discourse.paraview.org/t/color-map-editor-disappeared/7115 "2021-04-30T21:15:17Z")

</div>

Hello all. I tried popping out the color map widget, and saw that the color map disappeared. OS → Ubuntu 20.04 PV Version → 5.9.1-RC2

---

## [Auto-Load OpenFOAM files and State \[SCRIPTS INCLUDED\]](https://discourse.paraview.org/t/auto-load-openfoam-files-and-state-scripts-included/7102)

<div class="topic-metadata">

**Author:** [@Christian](https://discourse.paraview.org/u/Christian)\
**Replies:** 2\
**Last updated:** [April 30, 2021, 2:23pm UTC](https://discourse.paraview.org/t/auto-load-openfoam-files-and-state-scripts-included/7102 "2021-04-30T14:23:27Z")

</div>

I need some help understanding where exactly my code logic goes wrong. If I run this script without the loop it loads fine, however with the loop it is saying it cannot find the file when it updates. I receive this error…

---

## [Difference of (or selection on) mostly identical grids](https://discourse.paraview.org/t/difference-of-or-selection-on-mostly-identical-grids/7062)

<div class="topic-metadata">

**Author:** [@sebschub](https://discourse.paraview.org/u/sebschub)\
**Replies:** 4\
**Last updated:** [April 30, 2021, 1:52pm UTC](https://discourse.paraview.org/t/difference-of-or-selection-on-mostly-identical-grids/7062 "2021-04-30T13:52:04Z")

</div>

I want to calculate the difference of the following two data sets (.vtk): The grids of the data are mostly identical, just in the centre some structures are different. I would like to see the difference of the cel…

---

## [Xcompact3D data visualisation](https://discourse.paraview.org/t/xcompact3d-data-visualisation/7112)

<div class="topic-metadata">

**Author:** [@Arghyanir\_Giri](https://discourse.paraview.org/u/Arghyanir_Giri)\
**Replies:** 0\
**Last updated:** [April 30, 2021, 11:10am UTC](https://discourse.paraview.org/t/xcompact3d-data-visualisation/7112 "2021-04-30T11:10:04Z")

</div>

From Xcompact3D’s website, paraview\_incompact3D.f90 is provided so that it writes an XDMF file for paraview to read, but when i try to open it, it shows ERROR: In C:\\glr\\builds\\paraview\\paraview-ci\\build\\superbuild\\par…

---

## [Can vtk.vtkRectilinearGrid Objects be used directly ?](https://discourse.paraview.org/t/can-vtk-vtkrectilineargrid-objects-be-used-directly/7110)

<div class="topic-metadata">

**Author:** [@Berberich](https://discourse.paraview.org/u/Berberich)\
**Replies:** 2\
**Last updated:** [April 30, 2021, 10:17am UTC](https://discourse.paraview.org/t/can-vtk-vtkrectilineargrid-objects-be-used-directly/7110 "2021-04-30T10:17:50Z")

</div>

Hi all, I am new to paraview. In my python simulation program I want to use paraview to view temporary data. Now I now that I can generate a RectilinearGridDataset save it in XML format and then use: grid = simple.Op…

---

## [pv5.9 Crystall Eyes in CAVE can not work](https://discourse.paraview.org/t/pv5-9-crystall-eyes-in-cave-can-not-work/7106)

<div class="topic-metadata">

**Author:** [@lyz](https://discourse.paraview.org/u/lyz)\
**Replies:** 5\
**Last updated:** [April 30, 2021, 8:35am UTC](https://discourse.paraview.org/t/pv5-9-crystall-eyes-in-cave-can-not-work/7106 "2021-04-30T08:35:48Z")

</div>

I test pv5.9 in 5-sides CAVE environment(using Crystal Eyes). In master PC , I can see the stereo. However, in CAVE(client PC), there are no stereo. But, I test pv5.7 in the same environment using the same configura…

[Previous page](https://discourse.paraview.org/c/paraview-support/7.md?page=142)

[Next page](https://discourse.paraview.org/c/paraview-support/7.md?page=144)