# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=49

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

**Page:** 50

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## [Issues of loading state downloaded from drive](https://discourse.paraview.org/t/issues-of-loading-state-downloaded-from-drive/14177)

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**Author:** [@wesleyz](https://discourse.paraview.org/u/wesleyz)\
**Replies:** 4\
**Last updated:** [March 19, 2024, 1:06am UTC](https://discourse.paraview.org/t/issues-of-loading-state-downloaded-from-drive/14177 "2024-03-19T01:06:39Z")

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Hi all, I have an issue of loading the state downloaded from the drive. I have two files on my PC, one is the data file, and the other is the state file. I am able to open the data file. When I try to open the state fi…

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## [Help Needed with VTK and ParaView: Converting, Saving, and Rendering 3D Numpy Array](https://discourse.paraview.org/t/help-needed-with-vtk-and-paraview-converting-saving-and-rendering-3d-numpy-array/13526)

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**Author:** [@Davidlbit](https://discourse.paraview.org/u/Davidlbit)\
**Replies:** 10\
**Last updated:** [March 18, 2024, 5:48pm UTC](https://discourse.paraview.org/t/help-needed-with-vtk-and-paraview-converting-saving-and-rendering-3d-numpy-array/13526 "2024-03-18T17:48:59Z")

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Hi everyone, I’m a beginner seeking guidance on using VTK and ParaView. I have a specific problem and would appreciate your help. Objective: Convert a 3D numpy array to a VTI file. Save the VTI file to the hard drive…

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## [prescribing the motion of a solid sphere](https://discourse.paraview.org/t/prescribing-the-motion-of-a-solid-sphere/14188)

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**Author:** [@asujrpv](https://discourse.paraview.org/u/asujrpv)\
**Replies:** 0\
**Last updated:** [March 18, 2024, 10:58am UTC](https://discourse.paraview.org/t/prescribing-the-motion-of-a-solid-sphere/14188 "2024-03-18T10:58:02Z")

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I have a rotating flow on cylindrical coordinates but the image is projected onto 2d cross section. The body (a sphere) is moving up and down in a sinusoidal manner and the flow is rotating, thus producing some rays as s…

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## [i have probmels with my paraview calculator that before i declare something i receive this error. in addition i use paraview 5.12 windows edition](https://discourse.paraview.org/t/i-have-probmels-with-my-paraview-calculator-that-before-i-declare-something-i-receive-this-error-in-addition-i-use-paraview-5-12-windows-edition/14180)

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**Author:** [@Arshia\_Amiri](https://discourse.paraview.org/u/Arshia_Amiri)\
**Replies:** 1\
**Last updated:** [March 18, 2024, 8:46am UTC](https://discourse.paraview.org/t/i-have-probmels-with-my-paraview-calculator-that-before-i-declare-something-i-receive-this-error-in-addition-i-use-paraview-5-12-windows-edition/14180 "2024-03-18T08:46:43Z")

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ERROR: In vtkExprTkFunctionParser.cxx, line 955 vtkExprTkFunctionParser (000002A6D16E7640): Vector variable name is already registered as a scalar variable name

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## [can we use clip filter for visualizing particle data, or is it only applicable for cell data](https://discourse.paraview.org/t/can-we-use-clip-filter-for-visualizing-particle-data-or-is-it-only-applicable-for-cell-data/14174)

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**Author:** [@Kamal\_pandey](https://discourse.paraview.org/u/Kamal_pandey)\
**Replies:** 1\
**Last updated:** [March 18, 2024, 8:44am UTC](https://discourse.paraview.org/t/can-we-use-clip-filter-for-visualizing-particle-data-or-is-it-only-applicable-for-cell-data/14174 "2024-03-18T08:44:44Z")

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Hello experts @mwestphal @nicolas.vuaille @Kenneth\_Moreland. I have a dataset containing particle data in a packed bed of multi-sized particles, stored in a .pvd file format. My objective is to visualize particles within…

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## [Icon size](https://discourse.paraview.org/t/icon-size/1998)

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**Author:** [@MarinaVendlCraveiro](https://discourse.paraview.org/u/MarinaVendlCraveiro)\
**Replies:** 14\
**Last updated:** [March 18, 2024, 8:43am UTC](https://discourse.paraview.org/t/icon-size/1998 "2024-03-18T08:43:47Z")

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Hi! Is there any way to increase the size of the selection icons at the top of the view? They are very small! Thank you, Marina

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## [Help with Animating Time Series Data from Folders in ParaView](https://discourse.paraview.org/t/help-with-animating-time-series-data-from-folders-in-paraview/14171)

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**Author:** [@weber2585917537](https://discourse.paraview.org/u/weber2585917537)\
**Replies:** 2\
**Last updated:** [March 16, 2024, 11:15pm UTC](https://discourse.paraview.org/t/help-with-animating-time-series-data-from-folders-in-paraview/14171 "2024-03-16T23:15:26Z")

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Dear ParaView Community, I hope this message finds everyone well. I am reaching out to seek guidance on a challenge I’ve encountered related to animating time series data in ParaView. Despite consulting the official Par…

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## [.plt File Reading Problems](https://discourse.paraview.org/t/plt-file-reading-problems/14140)

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**Author:** [@Ercan](https://discourse.paraview.org/u/Ercan)\
**Replies:** 9\
**Last updated:** [March 16, 2024, 2:15pm UTC](https://discourse.paraview.org/t/plt-file-reading-problems/14140 "2024-03-16T14:15:33Z")

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Hello everybody, I have a fortran code that gives Tecplot outputs, also a grid file with .grd extension. When I try to open these files with Paraview 5.11, I end up getting these errors: 1- "ERROR: In vtkAvtSTMDFileFor…

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## [Data extraction form vtk file](https://discourse.paraview.org/t/data-extraction-form-vtk-file/13037)

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**Author:** [@Chhotelal](https://discourse.paraview.org/u/Chhotelal)\
**Replies:** 14\
**Last updated:** [March 15, 2024, 1:12pm UTC](https://discourse.paraview.org/t/data-extraction-form-vtk-file/13037 "2024-03-15T13:12:24Z")

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Dear Expert, I load the VTK or vtu file total time of 5 sec (time step is 0.1s) and I want to create a single dataset file that includes X coordinate, Y coordinate, Time, and other variables which is defined in the VTK …

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## [No CUDA-capable device is detected when using NVIDIA IndeX plugin](https://discourse.paraview.org/t/no-cuda-capable-device-is-detected-when-using-nvidia-index-plugin/14121)

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**Author:** [@jsiguenza](https://discourse.paraview.org/u/jsiguenza)\
**Replies:** 3\
**Last updated:** [March 14, 2024, 9:37pm UTC](https://discourse.paraview.org/t/no-cuda-capable-device-is-detected-when-using-nvidia-index-plugin/14121 "2024-03-14T21:37:46Z")

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Hi! I am trying to use the NVIDIA IndeX plugin in Paraview. I am on Windows11 system and downloaded ParaView-5.12.0-MPI-Windows-Python3.10-msvc2017-AMD64.msi. Here is what the command nvidia-smi gives me: I loaded…

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## [Compute deformation gradient](https://discourse.paraview.org/t/compute-deformation-gradient/14164)

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**Author:** [@Juan\_Jose\_Casafranca](https://discourse.paraview.org/u/Juan_Jose_Casafranca)\
**Replies:** 0\
**Last updated:** [March 14, 2024, 7:13pm UTC](https://discourse.paraview.org/t/compute-deformation-gradient/14164 "2024-03-14T19:13:45Z")

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For a mesh, the deformation gradient is defined as the derivative of the current positions wrt some rest pose positions. Is it possible to compute the deformation gradient using ParaView? I have tried compute derivatives…

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## [Get block name and ID from multiblock dataset](https://discourse.paraview.org/t/get-block-name-and-id-from-multiblock-dataset/4014)

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**Author:** [@Lorenzo\_Cozzi](https://discourse.paraview.org/u/Lorenzo_Cozzi)\
**Replies:** 14\
**Last updated:** [March 14, 2024, 6:21pm UTC](https://discourse.paraview.org/t/get-block-name-and-id-from-multiblock-dataset/4014 "2024-03-14T18:21:26Z")

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I’m trying to post-process an openFOAM simulation and I need to perform the analysis on one of the blocks of the solution (the one referring to the wall patch called ‘plate’). I need to apply an extractBlock filter on th…

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## [DATCOM Files in Paraview](https://discourse.paraview.org/t/datcom-files-in-paraview/14149)

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**Author:** [@Dillon\_Pierce](https://discourse.paraview.org/u/Dillon_Pierce)\
**Replies:** 2\
**Last updated:** [March 14, 2024, 5:38pm UTC](https://discourse.paraview.org/t/datcom-files-in-paraview/14149 "2024-03-14T17:38:01Z")

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Good afternoon, I am trying to load the attached flow field visualization files as well as a rocket mesh into Paraview. I have no issues loading them into Tecplot, but they do not render in Paraview as shown with the sc…

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## [Slicing 3D data and filling inside volumes](https://discourse.paraview.org/t/slicing-3d-data-and-filling-inside-volumes/14147)

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**Author:** [@pevoz](https://discourse.paraview.org/u/pevoz)\
**Replies:** 3\
**Last updated:** [March 14, 2024, 2:59pm UTC](https://discourse.paraview.org/t/slicing-3d-data-and-filling-inside-volumes/14147 "2024-03-14T14:59:16Z")

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Hello, I’m working with an assembly of 3D bodies contained within a polygonal mesh in ParaView. These bodies are defined only by their surfaces, so when I slice them, I only obtain the outlines of these bodies, as shown…

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## [Reload Python Algorithm through Python Shell](https://discourse.paraview.org/t/reload-python-algorithm-through-python-shell/14094)

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**Author:** [@HollowSun0](https://discourse.paraview.org/u/HollowSun0)\
**Replies:** 3\
**Last updated:** [March 13, 2024, 6:10pm UTC](https://discourse.paraview.org/t/reload-python-algorithm-through-python-shell/14094 "2024-03-13T18:10:37Z")

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Hi everyone! I’m currently looking for a way to reload a python algorithm through the python shell At the moment, I’m able to trigger a reload using the following: python\_algorithm = FindSource("PythonAlgorithmExample…

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## [boolean input for Python Plugin](https://discourse.paraview.org/t/boolean-input-for-python-plugin/14146)

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**Author:** [@Andy\_Bauer](https://discourse.paraview.org/u/Andy_Bauer)\
**Replies:** 2\
**Last updated:** [March 13, 2024, 4:37pm UTC](https://discourse.paraview.org/t/boolean-input-for-python-plugin/14146 "2024-03-13T16:37:06Z")

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Hi, Is there a way to set an intvector with a boolean domain for a Python Plugin? What I’m trying to do is have a checkbox in the GUI. I don’t see how to do that for a Python Plugin. Thanks, Andy

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## [Working with multiple vtk files](https://discourse.paraview.org/t/working-with-multiple-vtk-files/14101)

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**Author:** [@aneps](https://discourse.paraview.org/u/aneps)\
**Replies:** 14\
**Last updated:** [March 13, 2024, 1:44pm UTC](https://discourse.paraview.org/t/working-with-multiple-vtk-files/14101 "2024-03-13T13:44:22Z")

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Hello everyone, I have two vtk files, one with openfoam solutions of gas flow and another one with electric field. I want to do calculations with expressions which combine the gas velocity from the first vtk and the elec…

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## [Customized Shortcuts Not Loading](https://discourse.paraview.org/t/customized-shortcuts-not-loading/14114)

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**Author:** [@theodorebaltis](https://discourse.paraview.org/u/theodorebaltis)\
**Replies:** 2\
**Last updated:** [March 12, 2024, 11:12am UTC](https://discourse.paraview.org/t/customized-shortcuts-not-loading/14114 "2024-03-12T11:12:40Z")

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Only tested on 5.12.0 Windows binary I setup a handful of shortcuts but they are not loaded when I open new instances of the application. I confirmed that they appear in the ParaView5.12.0.ini file under \[pqCustomShort…

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## [Raytracing in batch mode - progressive passes are ignored](https://discourse.paraview.org/t/raytracing-in-batch-mode-progressive-passes-are-ignored/12139)

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**Author:** [@flotus1](https://discourse.paraview.org/u/flotus1)\
**Replies:** 8\
**Last updated:** [March 12, 2024, 9:37am UTC](https://discourse.paraview.org/t/raytracing-in-batch-mode-progressive-passes-are-ignored/12139 "2024-03-12T09:37:43Z")

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I am getting inconsistent results between exporting screenshots from the GUI, and exporting them in batch mode. Specifically when using “progressive passes” in order to keep interactivity up, while still getting high qua…

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## [How to make this image stand out more? ](https://discourse.paraview.org/t/how-to-make-this-image-stand-out-more/14129)

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**Author:** [@Jslaten](https://discourse.paraview.org/u/Jslaten)\
**Replies:** 0\
**Last updated:** [March 11, 2024, 4:12pm UTC](https://discourse.paraview.org/t/how-to-make-this-image-stand-out-more/14129 "2024-03-11T16:12:20Z")

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Hi Paraviewers, I think I have an decent grasp of paraview, but what I really wanted was to have any advice on how to make this image more visually appealing? I am not super concerned about physics or some scientific me…

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## [force stream lines to go up to end of simulation domain](https://discourse.paraview.org/t/force-stream-lines-to-go-up-to-end-of-simulation-domain/14048)

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**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 14\
**Last updated:** [March 11, 2024, 9:16am UTC](https://discourse.paraview.org/t/force-stream-lines-to-go-up-to-end-of-simulation-domain/14048 "2024-03-11T09:16:03Z")

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Hello, I have created stream lines from a custom source, the simulation is a tube with an internal mixer. (with axial direction be Z) for the source of the stream lines, load the inlet patch use extract block use sl…

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## [ParaView cannot connect ?](https://discourse.paraview.org/t/paraview-cannot-connect/14125)

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**Author:** [@Vishal\_Kumar](https://discourse.paraview.org/u/Vishal_Kumar)\
**Replies:** 2\
**Last updated:** [March 11, 2024, 8:57am UTC](https://discourse.paraview.org/t/paraview-cannot-connect/14125 "2024-03-11T08:57:49Z")

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I have similar issue with Pop!\_OS 22.04 LTS. I have tar.gz file from Paraview website (https://www.paraview.org/download/). But don’t how to connect it with OpenFOAM11.

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## [How to add a pop-up function after hovering the mouse on Glance](https://discourse.paraview.org/t/how-to-add-a-pop-up-function-after-hovering-the-mouse-on-glance/14122)

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**Author:** [@865979216](https://discourse.paraview.org/u/865979216)\
**Replies:** 1\
**Last updated:** [March 11, 2024, 2:45am UTC](https://discourse.paraview.org/t/how-to-add-a-pop-up-function-after-hovering-the-mouse-on-glance/14122 "2024-03-11T02:45:27Z")

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This is a screenshot on Paraview, and I want to implement this function on Glace as well。When I hover my mouse over a point on polydata, it will display the information contained in that point。I don’t know how to do，plea…

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## [HFSS Electromagnetic Import into Paraview?](https://discourse.paraview.org/t/hfss-electromagnetic-import-into-paraview/10225)

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**Author:** [@BrendaEM](https://discourse.paraview.org/u/BrendaEM)\
**Replies:** 4\
**Last updated:** [March 10, 2024, 7:45pm UTC](https://discourse.paraview.org/t/hfss-electromagnetic-import-into-paraview/10225 "2024-03-10T19:45:27Z")

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Paraview is great for 3D visualization of data. Thank you for making such an excellent program availible. Thank you for working on Paraview. I was curious if there was method to export solved data and meshes from HFSS, …

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## [Cannot read Ensight Gold file](https://discourse.paraview.org/t/cannot-read-ensight-gold-file/14117)

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**Author:** [@hngnet](https://discourse.paraview.org/u/hngnet)\
**Replies:** 1\
**Last updated:** [March 10, 2024, 12:48am UTC](https://discourse.paraview.org/t/cannot-read-ensight-gold-file/14117 "2024-03-10T00:48:38Z")

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test\_data.zip (3.2 MB) Dear all: When I try to read an Ensight Gold file as attached, I get the following errors: ERROR: In vtkEnSightGoldBinaryReader.cxx, line 258 vtkEnSightGoldBinaryReader (0000020E9C2F68A0): stat…

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## [Double points occure after converting cell data to point data](https://discourse.paraview.org/t/double-points-occure-after-converting-cell-data-to-point-data/14116)

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**Author:** [@Arthur\_L](https://discourse.paraview.org/u/Arthur_L)\
**Replies:** 0\
**Last updated:** [March 9, 2024, 4:54am UTC](https://discourse.paraview.org/t/double-points-occure-after-converting-cell-data-to-point-data/14116 "2024-03-09T04:54:53Z")

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Hello, forum. I have the vtk file, wich is several vtk files merged together via AppendDatasets, with cell data type. I apply ‘cell data to point data’ filter to it, then save it as csv file. But when I create plots, ba…

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## [Contour Pressure Plot - Chord vs Time](https://discourse.paraview.org/t/contour-pressure-plot-chord-vs-time/14113)

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**Author:** [@dkunz](https://discourse.paraview.org/u/dkunz)\
**Replies:** 0\
**Last updated:** [March 8, 2024, 3:02pm UTC](https://discourse.paraview.org/t/contour-pressure-plot-chord-vs-time/14113 "2024-03-08T15:02:08Z")

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I have a program output file (in TecPlot text format) for pressures on the upper and lower surfaces of a wing. Each block in the file is a time step. Using python, I have separated the file into individual time step fil…

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## [Wrong draw order using ParaView's pvbatch in an Arch Linux Docker container on GitLab CI](https://discourse.paraview.org/t/wrong-draw-order-using-paraviews-pvbatch-in-an-arch-linux-docker-container-on-gitlab-ci/13929)

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**Author:** [@kabus](https://discourse.paraview.org/u/kabus)\
**Replies:** 20\
**Last updated:** [March 8, 2024, 3:13pm UTC](https://discourse.paraview.org/t/wrong-draw-order-using-paraviews-pvbatch-in-an-arch-linux-docker-container-on-gitlab-ci/13929 "2024-03-08T15:13:01Z")

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I am using the command line interface pvbatch of ParaView to render PNG screenshots of my data. If I do so on my local machine, it runs fine, the result is as expected. However, if I run the same script in the Arch Linux…

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## [Can I tell paraview to save an animation, skipping every N timesteps?](https://discourse.paraview.org/t/can-i-tell-paraview-to-save-an-animation-skipping-every-n-timesteps/646)

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**Author:** [@kilojoules](https://discourse.paraview.org/u/kilojoules)\
**Replies:** 5\
**Last updated:** [March 8, 2024, 1:07pm UTC](https://discourse.paraview.org/t/can-i-tell-paraview-to-save-an-animation-skipping-every-n-timesteps/646 "2024-03-08T13:07:24Z")

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My file is very large and I would like Paraview to output an image once every 10 timesteps. I haven’t been able to figure out how to do that. I’m saving the animation as individual .png images. In File \> save animation, …

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## [Transformation of tensor variables](https://discourse.paraview.org/t/transformation-of-tensor-variables/14112)

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**Author:** [@cmorsbach](https://discourse.paraview.org/u/cmorsbach)\
**Replies:** 2\
**Last updated:** [March 8, 2024, 12:20pm UTC](https://discourse.paraview.org/t/transformation-of-tensor-variables/14112 "2024-03-08T12:20:54Z")

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Hi all, I have a data field which is a rank 2 symmetric tensor stored in Cartesian components (XX, YY, ZZ, XY, YZ, XZ) and stored it in a vtkFloatArray with 6 components. I have stored the components in the order sugges…

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