# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=69

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

**Page:** 70

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## [Setting default colormap settings for \*components\* of an array](https://discourse.paraview.org/t/setting-default-colormap-settings-for-components-of-an-array/12625)

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**Author:** [@GregVernon](https://discourse.paraview.org/u/GregVernon)\
**Replies:** 2\
**Last updated:** [August 1, 2023, 11:27pm UTC](https://discourse.paraview.org/t/setting-default-colormap-settings-for-components-of-an-array/12625 "2023-08-01T23:27:22Z")

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I’m curious to know whether it’s possible to set default colormap values for components of an array. For example, given the can.ex2 example file, I’d like to have a linear colormap for Magnitude component of DISPL and d…

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## [Render surfaces with mesh as default](https://discourse.paraview.org/t/render-surfaces-with-mesh-as-default/12619)

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**Author:** [@kanial](https://discourse.paraview.org/u/kanial)\
**Replies:** 1\
**Last updated:** [August 1, 2023, 9:18pm UTC](https://discourse.paraview.org/t/render-surfaces-with-mesh-as-default/12619 "2023-08-01T21:18:17Z")

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Surfaces imported into ParaView are displayed using colored contours of the furnished scalar. Is there a way to also have all surfaces rendered as Surfaces with Edges by default rather than having to select each individu…

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## [Only Half of the molecule is appears](https://discourse.paraview.org/t/only-half-of-the-molecule-is-appears/12612)

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**Author:** [@Haydar.Kovly](https://discourse.paraview.org/u/Haydar.Kovly)\
**Replies:** 5\
**Last updated:** [August 1, 2023, 8:59pm UTC](https://discourse.paraview.org/t/only-half-of-the-molecule-is-appears/12612 "2023-08-01T20:59:50Z")

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Hello, I am using ParaView for visualizing molecules. ParaView is one of the powerful tools in this area. Kindly help me to solve this issue. Regards, Haydar

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## [Can't load paraview in python (linux)](https://discourse.paraview.org/t/cant-load-paraview-in-python-linux/12622)

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**Author:** [@simona\_leserri](https://discourse.paraview.org/u/simona_leserri)\
**Replies:** 1\
**Last updated:** [August 1, 2023, 8:45pm UTC](https://discourse.paraview.org/t/cant-load-paraview-in-python-linux/12622 "2023-08-01T20:45:40Z")

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Hi there! I have been trying to run a simple set of commands through a python script, but I can’t load paraview.simple properly. Falling the page https://www.paraview.org/Wiki/ParaView/Python\_Scripting was very not use…

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## [Visualizing Unstructured Meshes in Paraview](https://discourse.paraview.org/t/visualizing-unstructured-meshes-in-paraview/12615)

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**Author:** [@jackerschott](https://discourse.paraview.org/u/jackerschott)\
**Replies:** 4\
**Last updated:** [August 1, 2023, 1:25pm UTC](https://discourse.paraview.org/t/visualizing-unstructured-meshes-in-paraview/12615 "2023-08-01T13:25:11Z")

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Hello, I am writing on a library that does a lot with unstructured grids/meshes and I want to use ParaView to visualize these meshes for debug purposes. In principle this works fine when I just write any mesh to a .vtu …

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## [Plot "surface" over a model line](https://discourse.paraview.org/t/plot-surface-over-a-model-line/12595)

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**Author:** [@SebastianSalazar42](https://discourse.paraview.org/u/SebastianSalazar42)\
**Replies:** 6\
**Last updated:** [July 31, 2023, 3:34pm UTC](https://discourse.paraview.org/t/plot-surface-over-a-model-line/12595 "2023-07-31T15:34:08Z")

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Hi! I wonder if there is an easy way to plot values over a simple line (join values with a line; the values are normal to the line). Part of what you see is a “Warp by Vector” applied to the line, but that only gives me…

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## [Remove artificial default](https://discourse.paraview.org/t/remove-artificial-default/12593)

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**Author:** [@Boone](https://discourse.paraview.org/u/Boone)\
**Replies:** 3\
**Last updated:** [July 31, 2023, 3:03pm UTC](https://discourse.paraview.org/t/remove-artificial-default/12593 "2023-07-31T15:03:51Z")

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Hi all, When I am visualizing my results a red line appears in the center of my data. It seems to be created by very thin cell layer, see below. How can I remove it? I already tried to slice at different locations and …

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## [time step aanotation using python annotation](https://discourse.paraview.org/t/time-step-aanotation-using-python-annotation/12607)

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**Author:** [@Ali1990dashti](https://discourse.paraview.org/u/Ali1990dashti)\
**Replies:** 4\
**Last updated:** [July 31, 2023, 1:21pm UTC](https://discourse.paraview.org/t/time-step-aanotation-using-python-annotation/12607 "2023-07-31T13:21:08Z")

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Dear community, I am importing several .vtu files into paraview. Each .tu file has a variable names reservoirfluid::Time which represents the time. Then, I want to annotate the value of time steps in my plot. I checked…

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## [Logging to a file but not to standard out](https://discourse.paraview.org/t/logging-to-a-file-but-not-to-standard-out/12601)

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**Author:** [@mclarsen](https://discourse.paraview.org/u/mclarsen)\
**Replies:** 1\
**Last updated:** [July 31, 2023, 12:47pm UTC](https://discourse.paraview.org/t/logging-to-a-file-but-not-to-standard-out/12601 "2023-07-31T12:47:06Z")

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I would like to output paraview logs to a file, but without them appearing in standard out. Is this possible? I tried something like this, but I get the logs in both in the terminal and the file: env PARAVIEW\_LOG\_PIPEL…

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## [pvpython crashes on ctrl-c](https://discourse.paraview.org/t/pvpython-crashes-on-ctrl-c/12594)

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**Author:** [@tjggriffin](https://discourse.paraview.org/u/tjggriffin)\
**Replies:** 1\
**Last updated:** [July 29, 2023, 10:58pm UTC](https://discourse.paraview.org/t/pvpython-crashes-on-ctrl-c/12594 "2023-07-29T22:58:41Z")

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If I type a ctrl-c at the pvpython interpreter prompt, it crashes. It does not do this with other versions of python on our system. I habitually use ctrl-c to abandon something I’m entering at the prompt. I’ve started ba…

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## [Running a script in pvpython](https://discourse.paraview.org/t/running-a-script-in-pvpython/12491)

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**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 3\
**Last updated:** [July 29, 2023, 10:33pm UTC](https://discourse.paraview.org/t/running-a-script-in-pvpython/12491 "2023-07-29T22:33:29Z")

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I need to run numerous files, one after the other, in pvpython. In other words, I want to do the following: pvpython from paraview.simple import \* runScript scriptA Show() Render() runScript scriptB Show() Render() A…

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## [Extracting Maximum Positions of Moving Lagrangian Points in a Fixed Eulerian Space in ParaView](https://discourse.paraview.org/t/extracting-maximum-positions-of-moving-lagrangian-points-in-a-fixed-eulerian-space-in-paraview/12597)

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**Author:** [@Yuan\_tangjin](https://discourse.paraview.org/u/Yuan_tangjin)\
**Replies:** 0\
**Last updated:** [July 28, 2023, 3:10pm UTC](https://discourse.paraview.org/t/extracting-maximum-positions-of-moving-lagrangian-points-in-a-fixed-eulerian-space-in-paraview/12597 "2023-07-28T15:10:33Z")

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Hello ParaView community, I am seeking assistance in using ParaView to extract the maximum positions of moving Lagrangian points within a fixed Eulerian space. Specifically, I have a scenario where points are in motion,…

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## [.plt format data reader](https://discourse.paraview.org/t/plt-format-data-reader/12596)

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**Author:** [@HenryYang](https://discourse.paraview.org/u/HenryYang)\
**Replies:** 1\
**Last updated:** [July 28, 2023, 2:56pm UTC](https://discourse.paraview.org/t/plt-format-data-reader/12596 "2023-07-28T14:56:04Z")

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The paraview client crashes without any errors and cautions when I try to load a 3.03G .plt format data (CFD simulation results, exported by Tecplot 360 EX 2021 R1). But the paraview runs correctly when I load a 800K .pl…

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## [How to create a dual chart - lineplot and barchart?](https://discourse.paraview.org/t/how-to-create-a-dual-chart-lineplot-and-barchart/12584)

<div class="topic-metadata">

**Author:** [@logmclassrulit](https://discourse.paraview.org/u/logmclassrulit)\
**Replies:** 2\
**Last updated:** [July 28, 2023, 2:06pm UTC](https://discourse.paraview.org/t/how-to-create-a-dual-chart-lineplot-and-barchart/12584 "2023-07-28T14:06:15Z")

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I want to creat chart like this

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## [Error when building Paraview 5.9.1 with Python enabled](https://discourse.paraview.org/t/error-when-building-paraview-5-9-1-with-python-enabled/12589)

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**Author:** [@dsan](https://discourse.paraview.org/u/dsan)\
**Replies:** 4\
**Last updated:** [July 28, 2023, 7:07am UTC](https://discourse.paraview.org/t/error-when-building-paraview-5-9-1-with-python-enabled/12589 "2023-07-28T07:07:55Z")

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Hi ParaView support, I am trying to install Paraview 5.9.1 on Ubuntu 18.04. I am using the ccmake process outlined in this archived site: https://www.paraview.org/Wiki/ParaView:Build\_And\_Install After running “make” an…

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## [Create line plot](https://discourse.paraview.org/t/create-line-plot/12561)

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**Author:** [@Chhotelal](https://discourse.paraview.org/u/Chhotelal)\
**Replies:** 4\
**Last updated:** [July 28, 2023, 6:59am UTC](https://discourse.paraview.org/t/create-line-plot/12561 "2023-07-28T06:59:38Z")

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when I plot the temporal data to plot over a line, the length of a line in the X-axis is -0.1 to 0.1 getting a length of 0 to 0.20 while my geometry total X length is 0.16. how is it happening, while I change the length …

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## [SaveScreenshot and ViewSize resolution issue](https://discourse.paraview.org/t/savescreenshot-and-viewsize-resolution-issue/12526)

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**Author:** [@CapLek](https://discourse.paraview.org/u/CapLek)\
**Replies:** 4\
**Last updated:** [July 27, 2023, 11:19am UTC](https://discourse.paraview.org/t/savescreenshot-and-viewsize-resolution-issue/12526 "2023-07-27T11:19:32Z")

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I\`m having an issue with SaveScreenshot method. It gives me an image with different resolution. Here is a sample code from paraview.simple import \* resolution = \[1200, 900\] view = GetActiveViewOrCreate('RenderView') v…

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## [Wrong with visualization](https://discourse.paraview.org/t/wrong-with-visualization/12576)

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**Author:** [@fchu](https://discourse.paraview.org/u/fchu)\
**Replies:** 7\
**Last updated:** [July 27, 2023, 4:47am UTC](https://discourse.paraview.org/t/wrong-with-visualization/12576 "2023-07-27T04:47:17Z")

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Dear all, The simulation is completed by OpenFOAM. And, when I tried to visualize it, which is wrong with something. But I don’t know how to fix it Could you help me?

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## [ParaView Developer's Course coming up in August 2023](https://discourse.paraview.org/t/paraview-developers-course-coming-up-in-august-2023/12587)

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**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 0\
**Last updated:** [July 26, 2023, 11:24pm UTC](https://discourse.paraview.org/t/paraview-developers-course-coming-up-in-august-2023/12587 "2023-07-26T23:24:07Z")

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Learn from the developers behind ParaView at Kitware’s live user training course. We’re hosting a ParaView Developer’s Course August 29-30. Register before August 14th and receive a 20% discount using discount code PARAV…

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## [How do I make Paraview remember that it should start up maximized?](https://discourse.paraview.org/t/how-do-i-make-paraview-remember-that-it-should-start-up-maximized/10147)

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**Author:** [@PetrKryslUCSD](https://discourse.paraview.org/u/PetrKryslUCSD)\
**Replies:** 6\
**Last updated:** [July 25, 2023, 4:31pm UTC](https://discourse.paraview.org/t/how-do-i-make-paraview-remember-that-it-should-start-up-maximized/10147 "2023-07-25T16:31:41Z")

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How do I make Paraview remember that it should start up in a maximized window?

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## [How can I draw a particle with an exact diameter?](https://discourse.paraview.org/t/how-can-i-draw-a-particle-with-an-exact-diameter/12574)

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**Author:** [@unknown\_family\_name](https://discourse.paraview.org/u/unknown_family_name)\
**Replies:** 1\
**Last updated:** [July 24, 2023, 3:21pm UTC](https://discourse.paraview.org/t/how-can-i-draw-a-particle-with-an-exact-diameter/12574 "2023-07-24T15:21:04Z")

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As far as I know, using the point Gaussian method is the best way to draw a particle with its correct diameter. I have found information about this method at the following URL: https://www.kitware.com/paraview-5-introd…

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## [Surface of high-order DG function includes internal surfaces](https://discourse.paraview.org/t/surface-of-high-order-dg-function-includes-internal-surfaces/12573)

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**Author:** [@Massimiliano\_Leoni](https://discourse.paraview.org/u/Massimiliano_Leoni)\
**Replies:** 0\
**Last updated:** [July 24, 2023, 2:40pm UTC](https://discourse.paraview.org/t/surface-of-high-order-dg-function-includes-internal-surfaces/12573 "2023-07-24T14:40:46Z")

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I have been saving some functions as discontinuous linear or quadratic functions and while postprocessing I realised that the mesh “surfaces” include the facets, aka the boundaries between cells. For example in the scre…

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## [Animate relative change](https://discourse.paraview.org/t/animate-relative-change/12566)

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**Author:** [@Rupert\_Gladstone](https://discourse.paraview.org/u/Rupert_Gladstone)\
**Replies:** 7\
**Last updated:** [July 24, 2023, 1:40pm UTC](https://discourse.paraview.org/t/animate-relative-change/12566 "2023-07-24T13:40:54Z")

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Hi, I have a set of model outputs contained in .vtu and .pvtu files. There are a time series of n files. I would like to visualise the relative change over time for a given field (i.e. something like FieldName\_(t+1) - …

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## [Moving single object with mouse](https://discourse.paraview.org/t/moving-single-object-with-mouse/12480)

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**Author:** [@E-ray96](https://discourse.paraview.org/u/E-ray96)\
**Replies:** 1\
**Last updated:** [July 24, 2023, 1:39pm UTC](https://discourse.paraview.org/t/moving-single-object-with-mouse/12480 "2023-07-24T13:39:32Z")

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Hey guys, quick question. I have an area with 2024 spheres (all with the same diameter) lying on it. I created all the spheres using a single CSV file. However, my goal is to arrange all the spheres as compactly as poss…

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## [How to subtract velocity components between two successive time steps using Paraview](https://discourse.paraview.org/t/how-to-subtract-velocity-components-between-two-successive-time-steps-using-paraview/12502)

<div class="topic-metadata">

**Author:** [@Toshan](https://discourse.paraview.org/u/Toshan)\
**Replies:** 1\
**Last updated:** [July 24, 2023, 1:28pm UTC](https://discourse.paraview.org/t/how-to-subtract-velocity-components-between-two-successive-time-steps-using-paraview/12502 "2023-07-24T13:28:06Z")

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Dear Paraview Users, I need to calculate the partial derivative of the velocity components (u, v, w) with respect to time t (to be precise - delu/delt, delv /delt, delw/delt). For this I need to subtract the velocity co…

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## [VTPD files](https://discourse.paraview.org/t/vtpd-files/12560)

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**Author:** [@Andy\_Bauer](https://discourse.paraview.org/u/Andy_Bauer)\
**Replies:** 2\
**Last updated:** [July 24, 2023, 12:14pm UTC](https://discourse.paraview.org/t/vtpd-files/12560 "2023-07-24T12:14:43Z")

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Hi, There seems to be something weird with VTPD files for vtkPartitionedDataSets. I’m not sure yet where the disconnect is but from my understanding a vtkPartitionedDataSet should have the same field arrays for non-empt…

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## [Questions about the resolution and real size in the view](https://discourse.paraview.org/t/questions-about-the-resolution-and-real-size-in-the-view/12558)

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**Author:** [@Freude](https://discourse.paraview.org/u/Freude)\
**Replies:** 1\
**Last updated:** [July 24, 2023, 11:44am UTC](https://discourse.paraview.org/t/questions-about-the-resolution-and-real-size-in-the-view/12558 "2023-07-24T11:44:50Z")

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Hi everyone, I am a beginner in paraview. I am trying to use paraview to generate some images to build a training set for machine learning. This requires that the actual size of each image is the same. For example, in a …

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## [Temporalstatics plot is not doing](https://discourse.paraview.org/t/temporalstatics-plot-is-not-doing/12568)

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**Author:** [@Chhotelal](https://discourse.paraview.org/u/Chhotelal)\
**Replies:** 0\
**Last updated:** [July 24, 2023, 11:17am UTC](https://discourse.paraview.org/t/temporalstatics-plot-is-not-doing/12568 "2023-07-24T11:17:04Z")

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I want to make a time average plot from 2D DEM data. In that case, I follow the following steps but when I applied these steps paraview window automatically closed. I don’t know why this is happening. please help me. DE…

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## [Cumulative Flow](https://discourse.paraview.org/t/cumulative-flow/12565)

<div class="topic-metadata">

**Author:** [@Tobias](https://discourse.paraview.org/u/Tobias)\
**Replies:** 1\
**Last updated:** [July 24, 2023, 11:30am UTC](https://discourse.paraview.org/t/cumulative-flow/12565 "2023-07-24T11:30:45Z")

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Hello, I wonder if it is possible to display some sort of cumulative flow? I have in OpenFOAM the field alpha.water which indicates the presence of water in a domain and is a scalar between 0 and 1. This water flows i…

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## [create cylinders from csv file with start and end locations](https://discourse.paraview.org/t/create-cylinders-from-csv-file-with-start-and-end-locations/11425)

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**Author:** [@Trailer1](https://discourse.paraview.org/u/Trailer1)\
**Replies:** 7\
**Last updated:** [July 24, 2023, 9:54am UTC](https://discourse.paraview.org/t/create-cylinders-from-csv-file-with-start-and-end-locations/11425 "2023-07-24T09:54:08Z")

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Hello to all, I have a .csv file with (x,y,z) positions of start and end positions of cylinders. I would like to import this into paraview and create the cylinders givent the (x,y,z) of start points, and (x,y,z) of end…

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