# Top

**URL:** https://discourse.paraview.org/top.md?page=66&period=all

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

**Page:** 67

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## [Plotting univariate function to compare against simulation results](https://discourse.paraview.org/t/plotting-univariate-function-to-compare-against-simulation-results/12085)

<div class="topic-metadata">

**Author:** [@GregVernon](https://discourse.paraview.org/u/GregVernon)\
**Replies:** 0\
**Last updated:** [May 13, 2023, 4:13pm UTC](https://discourse.paraview.org/t/plotting-univariate-function-to-compare-against-simulation-results/12085 "2023-05-13T16:13:59Z")

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I was wondering today how to plot a known shear-stress profile against computed results. Came up with a solution, thought I’d share. Let’s say I have the following data that I’ve created via PlotOverLine filters from a…

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## [Point labels with Find Data, some are missing?](https://discourse.paraview.org/t/point-labels-with-find-data-some-are-missing/1688)

<div class="topic-metadata">

**Author:** [@jvanderk](https://discourse.paraview.org/u/jvanderk)\
**Replies:** 2\
**Last updated:** [April 17, 2019, 5:32pm UTC](https://discourse.paraview.org/t/point-labels-with-find-data-some-are-missing/1688 "2019-04-17T17:32:02Z")

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I am using the “Find Data” dialog to attach labels to points in a scatter plot in ParaView 5.6.0 on Linux. I have a file with country data (countries.vtp) I use Glyphs to show the points. Then I use “Find Data” with “Fi…

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## [Plane averages for multiple slices](https://discourse.paraview.org/t/plane-averages-for-multiple-slices/12828)

<div class="topic-metadata">

**Author:** [@caladoa](https://discourse.paraview.org/u/caladoa)\
**Replies:** 3\
**Last updated:** [September 19, 2023, 2:27pm UTC](https://discourse.paraview.org/t/plane-averages-for-multiple-slices/12828 "2023-09-19T14:27:06Z")

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Greetings, I tried looking in the forum for someone with a similar problem, but couldn’t find a nice solution yet. I want to basically compute slice averages (2D) along the Z direction. I have created the sequence of s…

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## [Can't run Paraview successfully on Linux mint](https://discourse.paraview.org/t/cant-run-paraview-successfully-on-linux-mint/2645)

<div class="topic-metadata">

**Author:** [@tomchor](https://discourse.paraview.org/u/tomchor)\
**Replies:** 3\
**Last updated:** [October 1, 2019, 2:17am UTC](https://discourse.paraview.org/t/cant-run-paraview-successfully-on-linux-mint/2645 "2019-10-01T02:17:59Z")

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I’m using Linux Mint 19.1 on an office computer which has an NVIDIA graphics card and I’m trying to run Paraview on it. It used to work a while back, but for some reason it’s not working anymore. I’ve first tried to ins…

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## [How to ensure remote rendering is done by server-side GPU](https://discourse.paraview.org/t/how-to-ensure-remote-rendering-is-done-by-server-side-gpu/3590)

<div class="topic-metadata">

**Author:** [@ma-sadeghi](https://discourse.paraview.org/u/ma-sadeghi)\
**Replies:** 1\
**Last updated:** [February 19, 2020, 2:09am UTC](https://discourse.paraview.org/t/how-to-ensure-remote-rendering-is-done-by-server-side-gpu/3590 "2020-02-19T02:09:20Z")

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Hello, I have access to a remote server with a high-end GPU, which I’m using for visualization. I already set up the pvserver and can connect to it via client-side ParaView. The only issue is that, when I connect to pvs…

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## [MPI version](https://discourse.paraview.org/t/mpi-version/3088)

<div class="topic-metadata">

**Author:** [@lyz](https://discourse.paraview.org/u/lyz)\
**Replies:** 1\
**Last updated:** [December 2, 2019, 8:58am UTC](https://discourse.paraview.org/t/mpi-version/3088 "2019-12-02T08:58:28Z")

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Which MPI version should I use when I build ParaView 5.7.0 (vs2015, qt5.12, windows-x64)

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## [Clip and slice filters not working with 3D Glyphs](https://discourse.paraview.org/t/clip-and-slice-filters-not-working-with-3d-glyphs/2729)

<div class="topic-metadata">

**Author:** [@wansing](https://discourse.paraview.org/u/wansing)\
**Replies:** 2\
**Last updated:** [October 17, 2019, 12:31pm UTC](https://discourse.paraview.org/t/clip-and-slice-filters-not-working-with-3d-glyphs/2729 "2019-10-17T12:31:38Z")

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Hi, I’m rendering 3D Glyphs from a VTP file and would like to create a cross section of them. However the “Clip” and “Slice” filters have no effect. My ParaView version is 5.4.1. Do you have any advice?

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## [Issue with new Env Map/Background Toggles in 5.10-Rc1](https://discourse.paraview.org/t/issue-with-new-env-map-background-toggles-in-5-10-rc1/8139)

<div class="topic-metadata">

**Author:** [@mconti](https://discourse.paraview.org/u/mconti)\
**Replies:** 5\
**Last updated:** [October 8, 2021, 4:26pm UTC](https://discourse.paraview.org/t/issue-with-new-env-map-background-toggles-in-5-10-rc1/8139 "2021-10-08T16:26:34Z")

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Hey guys, finally had some free time to test out the backplate/env changes in the 5.10-RC1 release, and it seems like 5.10 breaks the feature my company paid to have implemented in 5.9? Path traced environment doesn’t se…

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## [Is there a way to "Threshold" based on Stream Line lenght? Or generally not show "Short" streamlines?](https://discourse.paraview.org/t/is-there-a-way-to-threshold-based-on-stream-line-lenght-or-generally-not-show-short-streamlines/7178)

<div class="topic-metadata">

**Author:** [@coreman](https://discourse.paraview.org/u/coreman)\
**Replies:** 5\
**Last updated:** [May 12, 2021, 6:58pm UTC](https://discourse.paraview.org/t/is-there-a-way-to-threshold-based-on-stream-line-lenght-or-generally-not-show-short-streamlines/7178 "2021-05-12T18:58:43Z")

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Have been working literally for weeks to make a picture with good streamlines but cant get it to work. So I was thinking maybe I can somehow “cut” the shorter streamlines and only show the lengthy ones

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## [New to Paraview and I need help with understanding the data.](https://discourse.paraview.org/t/new-to-paraview-and-i-need-help-with-understanding-the-data/8788)

<div class="topic-metadata">

**Author:** [@seb](https://discourse.paraview.org/u/seb)\
**Replies:** 8\
**Last updated:** [January 18, 2022, 9:06am UTC](https://discourse.paraview.org/t/new-to-paraview-and-i-need-help-with-understanding-the-data/8788 "2022-01-18T09:06:08Z")

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So just as the title says I want to know what the data means. By this I mean the table that appears when you go to Filters \> Integrate Variables. Could someone explain to me what these mean and the units. The “Drag” va…

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## [GUI menu and panel resolution problem](https://discourse.paraview.org/t/gui-menu-and-panel-resolution-problem/2989)

<div class="topic-metadata">

**Author:** [@mxj](https://discourse.paraview.org/u/mxj)\
**Replies:** 3\
**Last updated:** [December 16, 2019, 10:55am UTC](https://discourse.paraview.org/t/gui-menu-and-panel-resolution-problem/2989 "2019-12-16T10:55:01Z")

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I recently installed 5.7.0 on my new windows laptop. After I load the objects and click apply, the GUI resolution drops becomes unusable. Interestingly rendering resolution and location stays put and is ok. Has anyone r…

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## [Unable to view colorspace visualization file](https://discourse.paraview.org/t/unable-to-view-colorspace-visualization-file/1649)

<div class="topic-metadata">

**Author:** [@jamadagni](https://discourse.paraview.org/u/jamadagni)\
**Replies:** 5\
**Last updated:** [April 13, 2019, 2:36am UTC](https://discourse.paraview.org/t/unable-to-view-colorspace-visualization-file/1649 "2019-04-13T02:36:47Z")

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Hello. I’m totally new to ParaView and pretty much 3D visualization software in general. I am trying to visualize this colorspace modeling data file generated by Colorio. I came to know of ParaView from the Colorio READ…

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## [Light Settings in ParaView Glance](https://discourse.paraview.org/t/light-settings-in-paraview-glance/7507)

<div class="topic-metadata">

**Author:** [@Venke](https://discourse.paraview.org/u/Venke)\
**Replies:** 4\
**Last updated:** [March 21, 2023, 12:55pm UTC](https://discourse.paraview.org/t/light-settings-in-paraview-glance/7507 "2023-03-21T12:55:58Z")

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Hej, Is there a possibility to change the light settings and/or the position of the light source in ParaView Glance? When rotating my model consisting of warped Netcdf-files and planes with texture images it appears bl…

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## [Question regarding Paraview 5.7 and OptiX Raytracing + Nvidia Index Plugin Volume Rendering](https://discourse.paraview.org/t/question-regarding-paraview-5-7-and-optix-raytracing-nvidia-index-plugin-volume-rendering/1932)

<div class="topic-metadata">

**Author:** [@Gabriel\_Axtmann](https://discourse.paraview.org/u/Gabriel_Axtmann)\
**Replies:** 2\
**Last updated:** [May 28, 2019, 1:33pm UTC](https://discourse.paraview.org/t/question-regarding-paraview-5-7-and-optix-raytracing-nvidia-index-plugin-volume-rendering/1932 "2019-05-28T13:33:00Z")

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Hi, not sure if this is the correct category, I am just curious, in PV 5.7 OptiX Raytracing algorithm is implemented. Is it possible to use Volume Rendering (best with Nvidia Index Plugin) and RayTracing algorithms toge…

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## [Python shell freezes but not pvpython](https://discourse.paraview.org/t/python-shell-freezes-but-not-pvpython/3453)

<div class="topic-metadata">

**Author:** [@Mohammed\_Fuad\_Choudh](https://discourse.paraview.org/u/Mohammed_Fuad_Choudh)\
**Replies:** 4\
**Last updated:** [January 31, 2020, 3:57am UTC](https://discourse.paraview.org/t/python-shell-freezes-but-not-pvpython/3453 "2020-01-31T03:57:59Z")

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Hello, I am trying to create a script to automate some simulation calculations which would then be applied using the Calculator() filter in Paraview on my objects. The issue I’m having is that for some reason those code…

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## [vtkUnstructuredGridReader paraview frozen](https://discourse.paraview.org/t/vtkunstructuredgridreader-paraview-frozen/2299)

<div class="topic-metadata">

**Author:** [@hgropelli](https://discourse.paraview.org/u/hgropelli)\
**Replies:** 4\
**Last updated:** [July 25, 2019, 4:17pm UTC](https://discourse.paraview.org/t/vtkunstructuredgridreader-paraview-frozen/2299 "2019-07-25T16:17:53Z")

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i dont know what is happening, can somebody help me? my\_file.vtk (3.9 KB)

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## [XML specification questions for a filter](https://discourse.paraview.org/t/xml-specification-questions-for-a-filter/2641)

<div class="topic-metadata">

**Author:** [@Andy\_Bauer](https://discourse.paraview.org/u/Andy_Bauer)\
**Replies:** 5\
**Last updated:** [October 2, 2019, 1:52pm UTC](https://discourse.paraview.org/t/xml-specification-questions-for-a-filter/2641 "2019-10-02T13:52:44Z")

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Hi, I recently modified the ParaView to have the Image Data to Uniform Grid filter be available in the GUI’s Filter’s menu. There’s a couple of issues with the XML configuration though. The biggest issue is that vtkGho…

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## [How to set the default value for a proxy property?](https://discourse.paraview.org/t/how-to-set-the-default-value-for-a-proxy-property/6788)

<div class="topic-metadata">

**Author:** [@HollowSun0](https://discourse.paraview.org/u/HollowSun0)\
**Replies:** 5\
**Last updated:** [April 1, 2021, 11:39pm UTC](https://discourse.paraview.org/t/how-to-set-the-default-value-for-a-proxy-property/6788 "2021-04-01T23:39:57Z")

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Dear all, I’m having trouble adding a proxy property to an existing source proxy. On Paraview 5.7, after loading an already existing state file containing a source proxy instance, selecting the instance shows an empty …

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## [ParaView crashes when I try to open certain files](https://discourse.paraview.org/t/paraview-crashes-when-i-try-to-open-certain-files/10026)

<div class="topic-metadata">

**Author:** [@JFihosy](https://discourse.paraview.org/u/JFihosy)\
**Replies:** 6\
**Last updated:** [July 19, 2022, 1:00pm UTC](https://discourse.paraview.org/t/paraview-crashes-when-i-try-to-open-certain-files/10026 "2022-07-19T13:00:45Z")

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I’m trying to use ParaView version 5.10.1 to view exodus files created by the MOOSE finite element modelling software. My ParaView starts up fine and is able to load certain .e files (5000 KB) such as those I created dur…

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## [Define Exports option not available](https://discourse.paraview.org/t/define-exports-option-not-available/9662)

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**Author:** [@dutta-alankar](https://discourse.paraview.org/u/dutta-alankar)\
**Replies:** 4\
**Last updated:** [June 14, 2022, 4:15am UTC](https://discourse.paraview.org/t/define-exports-option-not-available/9662 "2022-06-14T04:15:58Z")

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@Andy\_Bauer @utkarsh.ayachit @mwestphal or any experienced user/developer of catalyst Define Exports option not available. I’m a beginner in ParaView Catalyst. I was going through the UserGuide. I’m stuck because I don’…

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## [Implementation of AMD ProRender and Radeon Rays in Paraview](https://discourse.paraview.org/t/implementation-of-amd-prorender-and-radeon-rays-in-paraview/3744)

<div class="topic-metadata">

**Author:** [@Quefrency](https://discourse.paraview.org/u/Quefrency)\
**Replies:** 5\
**Last updated:** [March 5, 2020, 6:44pm UTC](https://discourse.paraview.org/t/implementation-of-amd-prorender-and-radeon-rays-in-paraview/3744 "2020-03-05T18:44:46Z")

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Hello, I would like to know if anyone has looked at AMD’s ProRender engine and ray casting Radeon Rays to see if it can be integrated into Paraview like Nvidia’s IndeX, Optix, OSPRay, etc. This would help in having more…

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## [Customise PV Glance](https://discourse.paraview.org/t/customise-pv-glance/2831)

<div class="topic-metadata">

**Author:** [@iainf](https://discourse.paraview.org/u/iainf)\
**Replies:** 3\
**Last updated:** [October 25, 2019, 12:27am UTC](https://discourse.paraview.org/t/customise-pv-glance/2831 "2019-10-25T00:27:26Z")

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Hi, I’m interested in customising PV Glance so there is no landing page and just the visualisation side of the app. I understand there is a way to automatically load a visualisation into Glance from this topic: Howeve…

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## [PythonAlgorithms Plugin: adding a new Method](https://discourse.paraview.org/t/pythonalgorithms-plugin-adding-a-new-method/3493)

<div class="topic-metadata">

**Author:** [@ademaio](https://discourse.paraview.org/u/ademaio)\
**Replies:** 7\
**Last updated:** [February 7, 2020, 10:37am UTC](https://discourse.paraview.org/t/pythonalgorithms-plugin-adding-a-new-method/3493 "2020-02-07T10:37:25Z")

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I’m wondering if it’s possible for a plugin filter using PythonAlgorithms to add a method that can be invoked in a pvbatch script to retrieve some information. I’m trying to build such a filter, imitating the example Py…

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## [Segmentation Based on Volume Size](https://discourse.paraview.org/t/segmentation-based-on-volume-size/1018)

<div class="topic-metadata">

**Author:** [@amchevannes](https://discourse.paraview.org/u/amchevannes)\
**Replies:** 1\
**Last updated:** [December 7, 2018, 3:54pm UTC](https://discourse.paraview.org/t/segmentation-based-on-volume-size/1018 "2018-12-07T15:54:59Z")

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I am working on a project to visualize the vessel structure of a heart from tiff files of microCT data. We are trying to exclude the large ventricles from the visualization, but the segmentation process has been difficul…

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## [Parallel ResampleWithDataset in CATALYST\_RENDERING edition 5.8?](https://discourse.paraview.org/t/parallel-resamplewithdataset-in-catalyst-rendering-edition-5-8/4730)

<div class="topic-metadata">

**Author:** [@nate\_develder](https://discourse.paraview.org/u/nate_develder)\
**Replies:** 5\
**Last updated:** [July 16, 2020, 8:56pm UTC](https://discourse.paraview.org/t/parallel-resamplewithdataset-in-catalyst-rendering-edition-5-8/4730 "2020-07-16T20:56:16Z")

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Hi All, I’ve built the CATALYST\_RENDERING edition of Paraview 5.8 using the superbuild (rendering with off-screen mesa), and am successfully using it in conjunction with a software package to output slices to png during…

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## [Warp by scalar issue](https://discourse.paraview.org/t/warp-by-scalar-issue/14840)

<div class="topic-metadata">

**Author:** [@MaT29011](https://discourse.paraview.org/u/MaT29011)\
**Replies:** 8\
**Last updated:** [June 17, 2024, 8:02am UTC](https://discourse.paraview.org/t/warp-by-scalar-issue/14840 "2024-06-17T08:02:14Z")

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Hello everyone, I have a question about using the “Warp by scalar” filter. I’ve made a simulation on a flat surface and I would like to visualize it on a 3d terrain warped from the scalar array Z that I’ve got. When app…

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## [Save geometry of a scalar clip for all times](https://discourse.paraview.org/t/save-geometry-of-a-scalar-clip-for-all-times/5805)

<div class="topic-metadata">

**Author:** [@Nikhil\_Nick](https://discourse.paraview.org/u/Nikhil_Nick)\
**Replies:** 2\
**Last updated:** [November 16, 2020, 6:42pm UTC](https://discourse.paraview.org/t/save-geometry-of-a-scalar-clip-for-all-times/5805 "2020-11-16T18:42:33Z")

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Hello all, I am trying to save a volume from the scalar clip filter. I used save geometry option and it seems everything went good and saved clips from all the time steps in a folder with vtm files corresponding to time…

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## [incresing the z axis scale of multiple different filters](https://discourse.paraview.org/t/incresing-the-z-axis-scale-of-multiple-different-filters/2249)

<div class="topic-metadata">

**Author:** [@Darion](https://discourse.paraview.org/u/Darion)\
**Replies:** 2\
**Last updated:** [July 19, 2019, 2:26pm UTC](https://discourse.paraview.org/t/incresing-the-z-axis-scale-of-multiple-different-filters/2249 "2019-07-19T14:26:05Z")

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I’m some what new to Para View so please bear with me. I have a model in Para View with multiple different filters active at any given time. I’m trying to find a way to modify the z axes on the entire model so some prope…

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## [Append Attributes filter only keeping one data array](https://discourse.paraview.org/t/append-attributes-filter-only-keeping-one-data-array/10118)

<div class="topic-metadata">

**Author:** [@atompaul](https://discourse.paraview.org/u/atompaul)\
**Replies:** 1\
**Last updated:** [August 9, 2022, 2:08am UTC](https://discourse.paraview.org/t/append-attributes-filter-only-keeping-one-data-array/10118 "2022-08-09T02:08:22Z")

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ParaView for Mac 5.10.1 I have two XDMF files, each containing a unique data array. The first one contains an array “t”, and the second contains the array “domain\_labels”. I am trying to combine them using the Append A…

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## [Two questions on 1. the pvti format data and 2. Paraview build](https://discourse.paraview.org/t/two-questions-on-1-the-pvti-format-data-and-2-paraview-build/160)

<div class="topic-metadata">

**Author:** [@Zhongwei\_Yang](https://discourse.paraview.org/u/Zhongwei_Yang)\
**Replies:** 6\
**Last updated:** [June 12, 2018, 6:52pm UTC](https://discourse.paraview.org/t/two-questions-on-1-the-pvti-format-data-and-2-paraview-build/160 "2018-06-12T18:52:29Z")

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Dear developers, I connected the Paraview by using pvserver command. I can do ploting (no problem) , but I can not save the data in pvti format. How to fix it, please? Yestoday, one developer told me that I have to reb…

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## [Display/resolution error when opening .vtu file](https://discourse.paraview.org/t/display-resolution-error-when-opening-vtu-file/3439)

<div class="topic-metadata">

**Author:** [@nguy1347](https://discourse.paraview.org/u/nguy1347)\
**Replies:** 2\
**Last updated:** [January 28, 2020, 9:59pm UTC](https://discourse.paraview.org/t/display-resolution-error-when-opening-vtu-file/3439 "2020-01-28T21:59:48Z")

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Hi, I am new to ParaView and am having trouble opening .vtu files. I currently have ParaView 5.8.0-RC1 installed. Whenever I try to open the file and show/visualize the results contained within, ParaView does not respond…

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## [ParaView now requires C++17](https://discourse.paraview.org/t/paraview-now-requires-c-17/16156)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 0\
**Last updated:** [February 11, 2025, 4:50pm UTC](https://discourse.paraview.org/t/paraview-now-requires-c-17/16156 "2025-02-11T16:50:01Z")

</div>

ParaView now requires C++17 to build. See this merge request for details. This has required us to move forward the minimum compiler versions support to: gcc 8.0 from 4.8 LLVM Clang 5.0 from 3.3 Apple Clang 10.0 from 7…

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## [CMake unknown argument : Support for 64 bit file systems on Ubuntu 18.04](https://discourse.paraview.org/t/cmake-unknown-argument-support-for-64-bit-file-systems-on-ubuntu-18-04/5646)

<div class="topic-metadata">

**Author:** [@williamfgc](https://discourse.paraview.org/u/williamfgc)\
**Replies:** 4\
**Last updated:** [October 26, 2020, 12:41pm UTC](https://discourse.paraview.org/t/cmake-unknown-argument-support-for-64-bit-file-systems-on-ubuntu-18-04/5646 "2020-10-26T12:41:41Z")

</div>

I’m running into this issue when configuring ParaView master on Ubuntu 18.04 using gcc 8 from synaptic and CMake 3.19.0-rc1. This is a 64-bit system (AMD Ryzen 7 3700X) and I haven’t seen this error in the past with CMak…

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## [Python Script fails to load modules](https://discourse.paraview.org/t/python-script-fails-to-load-modules/9540)

<div class="topic-metadata">

**Author:** [@Francesco97](https://discourse.paraview.org/u/Francesco97)\
**Replies:** 1\
**Last updated:** [May 16, 2022, 12:42am UTC](https://discourse.paraview.org/t/python-script-fails-to-load-modules/9540 "2022-05-16T00:42:13Z")

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Hello everyone, I’m doing my thesis with OpenFOAM and I have to use Python-Paraview to plot some results of the simulation I’m doing. As I am pretty new with Python-Paraview coupling I’m not able to solve this problem by…

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## [Plot/Calculate along a Streamlines](https://discourse.paraview.org/t/plot-calculate-along-a-streamlines/12405)

<div class="topic-metadata">

**Author:** [@Ruben](https://discourse.paraview.org/u/Ruben)\
**Replies:** 3\
**Last updated:** [June 29, 2023, 2:53pm UTC](https://discourse.paraview.org/t/plot-calculate-along-a-streamlines/12405 "2023-06-29T14:53:50Z")

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Dear Everybody, my goal is to perform a calculation along a streamline: I need to evaluate a certain integral along a streamline. The means following the streamline I would like to: Extract certain cell values, calcula…

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## [Link camera views via python script](https://discourse.paraview.org/t/link-camera-views-via-python-script/1841)

<div class="topic-metadata">

**Author:** [@Rojj](https://discourse.paraview.org/u/Rojj)\
**Replies:** 3\
**Last updated:** [May 13, 2019, 2:55pm UTC](https://discourse.paraview.org/t/link-camera-views-via-python-script/1841 "2019-05-13T14:55:50Z")

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I am generating 4 different RenderViews via Python. Is there a way to programmatically link them together (Right click on view -\> Link camera). I have tried to trace while doing it manually, but there is no sign of this…

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## [transparant object](https://discourse.paraview.org/t/transparant-object/2338)

<div class="topic-metadata">

**Author:** [@rahul](https://discourse.paraview.org/u/rahul)\
**Replies:** 5\
**Last updated:** [August 2, 2019, 7:05am UTC](https://discourse.paraview.org/t/transparant-object/2338 "2019-08-02T07:05:08Z")

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Dear sir I am doing DEM simulation in LIGGGHTS and while analyzing the result, I want to make the geometry transparent. But while changing the Opacity less the 1.0 the geometry completely disappears.

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## [GradientOfUnstructuredDataSet VS PythonCalculator's gradient](https://discourse.paraview.org/t/gradientofunstructureddataset-vs-pythoncalculators-gradient/3390)

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**Author:** [@hasadi](https://discourse.paraview.org/u/hasadi)\
**Replies:** 2\
**Last updated:** [January 23, 2020, 3:29pm UTC](https://discourse.paraview.org/t/gradientofunstructureddataset-vs-pythoncalculators-gradient/3390 "2020-01-23T15:29:39Z")

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I try to get gradient of a vector field in Paraview. However using GradientOfUnstructuredDataSet will generate different results than PythonCalculator’s gradient. Here is my expression input for python calculator: gradi…

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## [Using calculator with descriptive statistics outputs](https://discourse.paraview.org/t/using-calculator-with-descriptive-statistics-outputs/13817)

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**Author:** [@PaulLardet](https://discourse.paraview.org/u/PaulLardet)\
**Replies:** 6\
**Last updated:** [February 1, 2024, 4:37pm UTC](https://discourse.paraview.org/t/using-calculator-with-descriptive-statistics-outputs/13817 "2024-02-01T16:37:42Z")

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I am trying to use “Descriptive statistics” as an entry to calculator : I want to calculate the mean+2sigma for each time step, but it seems not possible to use “mean” and “standard deviation” variables at the same ti…

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## [Programmable filter not recognising inputs\[0\]](https://discourse.paraview.org/t/programmable-filter-not-recognising-inputs-0/1602)

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**Author:** [@hsheldon](https://discourse.paraview.org/u/hsheldon)\
**Replies:** 5\
**Last updated:** [April 11, 2019, 3:06pm UTC](https://discourse.paraview.org/t/programmable-filter-not-recognising-inputs-0/1602 "2019-04-11T15:06:00Z")

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I am having trouble creating a programmable filter, it appears that Paraview is not recognising inputs\[0\]. It gives an error message: ‘NoneType’ object has no attribute ‘getItem’ This happens even if my filter just say…

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## [pqCore cyclic dependency in a module](https://discourse.paraview.org/t/pqcore-cyclic-dependency-in-a-module/1333)

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**Author:** [@phil\_ossk](https://discourse.paraview.org/u/phil_ossk)\
**Replies:** 2\
**Last updated:** [February 21, 2019, 6:29pm UTC](https://discourse.paraview.org/t/pqcore-cyclic-dependency-in-a-module/1333 "2019-02-21T18:29:10Z")

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Hello, I wrote a plugin that interacts with pipeline items. I need to access the server manager to gather the information that I want, hence a couple calls to pqApplicationCore::instance()-\>getServerManagerModel() and t…

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## [Open VR options not visible in v5.9 on Windows](https://discourse.paraview.org/t/open-vr-options-not-visible-in-v5-9-on-windows/6090)

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**Author:** [@JPBodner](https://discourse.paraview.org/u/JPBodner)\
**Replies:** 5\
**Last updated:** [December 18, 2020, 3:52pm UTC](https://discourse.paraview.org/t/open-vr-options-not-visible-in-v5-9-on-windows/6090 "2020-12-18T15:52:28Z")

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Hi all. I’m new to Paraview so forgive me if this is a obvious question. I’m trying to get PV working with my Rift headset on Windows. I have SteamVR running, and then I load PV (v5.9). My understanding is that O…

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## [Unable to load CGNS file](https://discourse.paraview.org/t/unable-to-load-cgns-file/2026)

<div class="topic-metadata">

**Author:** [@amtri](https://discourse.paraview.org/u/amtri)\
**Replies:** 1\
**Last updated:** [August 5, 2019, 7:48pm UTC](https://discourse.paraview.org/t/unable-to-load-cgns-file/2026 "2019-08-05T19:48:02Z")

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Hello, I have a CGNS file built with CGNS 3.3.1 and with HDF5 version 1.10.5. The file consists of polyhedra with polygonal boundaries - i.e., NFACE\_n and NGON\_n. Paraview is unable to read the file. If I convert it to…

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## [tell pvserver not to quit after the client disconnects](https://discourse.paraview.org/t/tell-pvserver-not-to-quit-after-the-client-disconnects/3996)

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**Author:** [@hpcnpatel](https://discourse.paraview.org/u/hpcnpatel)\
**Replies:** 3\
**Last updated:** [April 9, 2020, 7:06am UTC](https://discourse.paraview.org/t/tell-pvserver-not-to-quit-after-the-client-disconnects/3996 "2020-04-09T07:06:32Z")

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Is there a way to tell pvserver not to quit after the client disconnects/client stops for whatever reason? Why I need such a feature? There happens a situation where the client disconnects due to an error. As a result,…

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## [Cannot open fileseries in ParaView 5.4.1](https://discourse.paraview.org/t/cannot-open-fileseries-in-paraview-5-4-1/5493)

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**Author:** [@Oier\_Arcelus](https://discourse.paraview.org/u/Oier_Arcelus)\
**Replies:** 0\
**Last updated:** [October 5, 2020, 7:56am UTC](https://discourse.paraview.org/t/cannot-open-fileseries-in-paraview-5-4-1/5493 "2020-10-05T07:56:12Z")

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Dear All, I have a fileseries for a lammps data file. When trying to open them I selected File/Open and I see my lammps .dum fileseries with ‘Type: Group’. I can select each individual dump file within this group. But I…

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## ["Find data ..." with strings](https://discourse.paraview.org/t/find-data-with-strings/2123)

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**Author:** [@MarinaVendlCraveiro](https://discourse.paraview.org/u/MarinaVendlCraveiro)\
**Replies:** 0\
**Last updated:** [June 26, 2019, 5:19pm UTC](https://discourse.paraview.org/t/find-data-with-strings/2123 "2019-06-26T17:19:17Z")

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Hi! Is it possible to use the command “Find data …” with strings ? Thank you! Marina

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## [How to use VTK filters and writers in a catalyst python pipeline?](https://discourse.paraview.org/t/how-to-use-vtk-filters-and-writers-in-a-catalyst-python-pipeline/4913)

<div class="topic-metadata">

**Author:** [@Seshu](https://discourse.paraview.org/u/Seshu)\
**Replies:** 4\
**Last updated:** [July 23, 2020, 6:07am UTC](https://discourse.paraview.org/t/how-to-use-vtk-filters-and-writers-in-a-catalyst-python-pipeline/4913 "2020-07-23T06:07:52Z")

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Continuing the discussion from Help! How create a "depth map" using ParaView (Is it possible): I am trying to use script provide in the link above in a catalyst pipeline. I tried a programmable filter in paraview, but t…

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## [How to - paraview](https://discourse.paraview.org/t/how-to-paraview/4215)

<div class="topic-metadata">

**Author:** [@Aliona](https://discourse.paraview.org/u/Aliona)\
**Replies:** 1\
**Last updated:** [April 29, 2020, 5:13pm UTC](https://discourse.paraview.org/t/how-to-paraview/4215 "2020-04-29T17:13:23Z")

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Hello, I’m a student and learning how to work with ParaView. Maybe there is someone who can help me with the task “Make a color pressure field with black insolines on a plane grid” I did a lot of research and nothing rea…

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## [A state file created in Linux doesn't open on windows](https://discourse.paraview.org/t/a-state-file-created-in-linux-doesnt-open-on-windows/9724)

<div class="topic-metadata">

**Author:** [@Anand\_Jebakumar](https://discourse.paraview.org/u/Anand_Jebakumar)\
**Replies:** 7\
**Last updated:** [June 3, 2022, 2:36am UTC](https://discourse.paraview.org/t/a-state-file-created-in-linux-doesnt-open-on-windows/9724 "2022-06-03T02:36:18Z")

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I am trying to do some processing on a Linux machine and save a state file. Then I bring it to my windows machine and when I try to open it, it fails. The same vtr file opens fine with Paraview on windows. Any thoughts o…

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## [how can i change the axis of plot](https://discourse.paraview.org/t/how-can-i-change-the-axis-of-plot/14151)

<div class="topic-metadata">

**Author:** [@Chhotelal](https://discourse.paraview.org/u/Chhotelal)\
**Replies:** 4\
**Last updated:** [March 19, 2024, 2:07pm UTC](https://discourse.paraview.org/t/how-can-i-change-the-axis-of-plot/14151 "2024-03-19T14:07:32Z")

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Dear Expert, I want to change the axis range from -1 to 1 while the current axis is 0 to 1, when I change my bottom custom axis from -1 to 1 plot was shiting and not showing the same plot with the custom axis, could you…

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