# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=147

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**Page:** 148

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## [paraview using polar or cylindrical coordinates](https://discourse.paraview.org/t/paraview-using-polar-or-cylindrical-coordinates/6882)

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**Author:** [@swornom](https://discourse.paraview.org/u/swornom)\
**Replies:** 3\
**Last updated:** [April 6, 2021, 11:35am UTC](https://discourse.paraview.org/t/paraview-using-polar-or-cylindrical-coordinates/6882 "2021-04-06T11:35:30Z")

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my x,y,x mesh file is actually a polar mesh. How do I tell that the mesh is polar? I want to plot over lines using theta, radial lines. paraview expects a Cartesian mesh.

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## [PLot over line gives nan values](https://discourse.paraview.org/t/plot-over-line-gives-nan-values/6855)

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**Author:** [@sabin](https://discourse.paraview.org/u/sabin)\
**Replies:** 1\
**Last updated:** [April 6, 2021, 8:30am UTC](https://discourse.paraview.org/t/plot-over-line-gives-nan-values/6855 "2021-04-06T08:30:49Z")

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hi i am working with 2d files. i want to get the graph of different parameters like elevation velocity and pressure at a desired section. so i used the function “plot over line” but in return i got no graph. when i look…

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## [Different animation time for different render view](https://discourse.paraview.org/t/different-animation-time-for-different-render-view/6870)

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**Author:** [@proxy](https://discourse.paraview.org/u/proxy)\
**Replies:** 8\
**Last updated:** [April 6, 2021, 8:30am UTC](https://discourse.paraview.org/t/different-animation-time-for-different-render-view/6870 "2021-04-06T08:30:17Z")

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Hello again, In continuation to the previous post https://discourse.paraview.org/t/help-in-scripting-to-produce-2d-slices-plot-in-eps-at-different-time/6867 I was trying to get the render view option to be used for my …

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## [Unexpected MergeBlocks Behavior in Script vs GUI (v5.6)](https://discourse.paraview.org/t/unexpected-mergeblocks-behavior-in-script-vs-gui-v5-6/6877)

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**Author:** [@theodorebaltis](https://discourse.paraview.org/u/theodorebaltis)\
**Replies:** 0\
**Last updated:** [April 6, 2021, 2:49am UTC](https://discourse.paraview.org/t/unexpected-mergeblocks-behavior-in-script-vs-gui-v5-6/6877 "2021-04-06T02:49:16Z")

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I’m using ParaView 5.6.0 to process some LS-DYNA data, and I’m getting an odd result through my script when using the MergePoints attribute of the MergeBlocks filter. Setting it to 1 screws up my data arrays. This doesn…

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## [Simple: How can I see individual lines for each selection in QuartileChartView/Plot Selection Over Time](https://discourse.paraview.org/t/simple-how-can-i-see-individual-lines-for-each-selection-in-quartilechartview-plot-selection-over-time/6865)

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**Author:** [@ScientistRenzo](https://discourse.paraview.org/u/ScientistRenzo)\
**Replies:** 2\
**Last updated:** [April 5, 2021, 7:11pm UTC](https://discourse.paraview.org/t/simple-how-can-i-see-individual-lines-for-each-selection-in-quartilechartview-plot-selection-over-time/6865 "2021-04-05T19:11:35Z")

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Hello! I have chosen 4 points whose data (temperature) I want to display over time. I chose the points and used Plot Selection Over Time. The Quartile Chart View shows shaded regions like this How can I plot lines …

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## [How do I read data from the .dat or .txt file into Paraview](https://discourse.paraview.org/t/how-do-i-read-data-from-the-dat-or-txt-file-into-paraview/6848)

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**Author:** [@\_Nhicke](https://discourse.paraview.org/u/_Nhicke)\
**Replies:** 7\
**Last updated:** [April 5, 2021, 10:39am UTC](https://discourse.paraview.org/t/how-do-i-read-data-from-the-dat-or-txt-file-into-paraview/6848 "2021-04-05T10:39:10Z")

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I have a .dat/.txt file containing variables such as x,y,z position, velocity and etc. However I’m not sure what reader should I open it with and how to plot them into Paraview.hydb00t110.dat (1.8 MB)

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## [Help in scripting to produce 2D slices plot (in eps) at different time](https://discourse.paraview.org/t/help-in-scripting-to-produce-2d-slices-plot-in-eps-at-different-time/6867)

<div class="topic-metadata">

**Author:** [@proxy](https://discourse.paraview.org/u/proxy)\
**Replies:** 0\
**Last updated:** [April 5, 2021, 7:23am UTC](https://discourse.paraview.org/t/help-in-scripting-to-produce-2d-slices-plot-in-eps-at-different-time/6867 "2021-04-05T07:23:50Z")

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Hello experts, I really appreciate your consistent help and support in this forum of Paraview. I need to produce 2D slices/contours figure (in eps ) of velocity/pressure at different times, similar to the screenshot of …

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## [Simple: How can I share my current "ParaView project" (Point selection, Chart view, and Spreadsheet view)](https://discourse.paraview.org/t/simple-how-can-i-share-my-current-paraview-project-point-selection-chart-view-and-spreadsheet-view/6860)

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**Author:** [@ScientistRenzo](https://discourse.paraview.org/u/ScientistRenzo)\
**Replies:** 2\
**Last updated:** [April 4, 2021, 4:56pm UTC](https://discourse.paraview.org/t/simple-how-can-i-share-my-current-paraview-project-point-selection-chart-view-and-spreadsheet-view/6860 "2021-04-04T16:56:50Z")

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Heyo! I’d like to share what I am looking at here I have the .vtu files to be clear. I’d like to share what I’m looking at, exactly the way it is, including precision to my coworker. How can I do this? Thanks!

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## [Simple: How can I see a more precise range of data?](https://discourse.paraview.org/t/simple-how-can-i-see-a-more-precise-range-of-data/6851)

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**Author:** [@ScientistRenzo](https://discourse.paraview.org/u/ScientistRenzo)\
**Replies:** 2\
**Last updated:** [April 3, 2021, 8:52pm UTC](https://discourse.paraview.org/t/simple-how-can-i-see-a-more-precise-range-of-data/6851 "2021-04-03T20:52:05Z")

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Hello I am new to ParaView. I am validating expected temperature rise data in a cube. I expect to see a .25 mK rise in temperature everywhere (ideally). I am viewing temperature and the color bar only 273, not 273.xxxx…

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## [Numpad keys not working with 5.9.0 RC1](https://discourse.paraview.org/t/numpad-keys-not-working-with-5-9-0-rc1/5967)

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**Author:** [@Lukasz](https://discourse.paraview.org/u/Lukasz)\
**Replies:** 16\
**Last updated:** [March 4, 2021, 3:18pm UTC](https://discourse.paraview.org/t/numpad-keys-not-working-with-5-9-0-rc1/5967 "2021-03-04T15:18:15Z")

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Since no one else complains about it, this might be system specific. I am unable to type in numbers from the numeric keyboard in 5.9.0 RC1. I can imagine that this is related to the new Qt that comes with Paraview (I am …

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## [flow rate specific area](https://discourse.paraview.org/t/flow-rate-specific-area/6846)

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**Author:** [@mylee](https://discourse.paraview.org/u/mylee)\
**Replies:** 0\
**Last updated:** [April 2, 2021, 1:15am UTC](https://discourse.paraview.org/t/flow-rate-specific-area/6846 "2021-04-02T01:15:03Z")

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Hello i need to calculate mass flow rate of three outlet in one flow domain. i have no something to represent three outlet surface. so i cannot activate or choose the outlet surfaces alone. so my idea was extract out…

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## [AMReX output contour plot](https://discourse.paraview.org/t/amrex-output-contour-plot/4723)

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**Author:** [@henry2004y](https://discourse.paraview.org/u/henry2004y)\
**Replies:** 17\
**Last updated:** [April 1, 2021, 5:28pm UTC](https://discourse.paraview.org/t/amrex-output-contour-plot/4723 "2021-04-01T17:28:42Z")

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Hi, I have a question using the AMReX type output in ParaView. This format has meta data and real data stored in multiple files. The slices works well, but not the contour filter. For example, if I use one variable Bz=…

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## [Error: Unsupported data type: 1](https://discourse.paraview.org/t/error-unsupported-data-type-1/6837)

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**Author:** [@sinatayebati](https://discourse.paraview.org/u/sinatayebati)\
**Replies:** 0\
**Last updated:** [April 1, 2021, 3:10am UTC](https://discourse.paraview.org/t/error-unsupported-data-type-1/6837 "2021-04-01T03:10:47Z")

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Hello, I have a VTK file containing Structured\_Grid data of dimensions 64641. when I import the file in Paraview and run, it shows the following error: "ERROR: In /opt/glr/paraview/paraview-ci/build/superbuild/paraview…

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## [generating streamlines with a custom number of source points](https://discourse.paraview.org/t/generating-streamlines-with-a-custom-number-of-source-points/6834)

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**Author:** [@mohammad\_faghih](https://discourse.paraview.org/u/mohammad_faghih)\
**Replies:** 2\
**Last updated:** [March 31, 2021, 3:41pm UTC](https://discourse.paraview.org/t/generating-streamlines-with-a-custom-number-of-source-points/6834 "2021-03-31T15:41:54Z")

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I have a case folder from OpenFOAM with the converged results. The geometry is simple; one inlet and one outlet, no complex flow at all. My inlet patch has exactly 100 elements. I need to be able to generate streamlin…

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## [Access Pipeline Browser Relationships](https://discourse.paraview.org/t/access-pipeline-browser-relationships/6830)

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**Author:** [@theodorebaltis](https://discourse.paraview.org/u/theodorebaltis)\
**Replies:** 3\
**Last updated:** [March 31, 2021, 1:43pm UTC](https://discourse.paraview.org/t/access-pipeline-browser-relationships/6830 "2021-03-31T13:43:17Z")

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Say I have a pipeline setup as shown below. I would like to run a script that operates on all the branches/children of “Solid” individually. Is there a way to access those relationships so that I can generate handles t…

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## [Export xyz coordinate data](https://discourse.paraview.org/t/export-xyz-coordinate-data/6832)

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**Author:** [@Syeda\_Sumaiya](https://discourse.paraview.org/u/Syeda_Sumaiya)\
**Replies:** 1\
**Last updated:** [March 31, 2021, 11:37am UTC](https://discourse.paraview.org/t/export-xyz-coordinate-data/6832 "2021-03-31T11:37:30Z")

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Hi, I am using ParaView to visualize synthetic microstructure generated Dream 3D software. I would like to export the xyz coordinate data associated with the Euler angles. Is there any way I can do it using ParaView? Cu…

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## [How to select one of multiple data sources?](https://discourse.paraview.org/t/how-to-select-one-of-multiple-data-sources/6815)

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**Author:** [@jone](https://discourse.paraview.org/u/jone)\
**Replies:** 8\
**Last updated:** [March 31, 2021, 9:52am UTC](https://discourse.paraview.org/t/how-to-select-one-of-multiple-data-sources/6815 "2021-03-31T09:52:59Z")

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Hi, experts! I tried to use SelectSurfaceCells() to select one of several data sources and found that it was not what I expected. The following code do not get the same source, assuming I selecte the same source: sele…

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## [Update paraview trace file from older version.](https://discourse.paraview.org/t/update-paraview-trace-file-from-older-version/6833)

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**Author:** [@AlD](https://discourse.paraview.org/u/AlD)\
**Replies:** 0\
**Last updated:** [March 31, 2021, 1:42am UTC](https://discourse.paraview.org/t/update-paraview-trace-file-from-older-version/6833 "2021-03-31T01:42:48Z")

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Hello I am trying to use pvpython 5.7.0 on a trace file and I think the trace file was made by an older version of paraview. It keeps giving me errors throwing fits about lines like spreadSheetView1.BlockSize = 1024L f…

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## [Distance calculation between points](https://discourse.paraview.org/t/distance-calculation-between-points/6531)

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**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 4\
**Last updated:** [March 30, 2021, 10:56pm UTC](https://discourse.paraview.org/t/distance-calculation-between-points/6531 "2021-03-30T22:56:24Z")

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I know how to calculate distance between points (the Sources/ Ruler). Is there a way to calculate the distance between two points for many timesteps? Thanks!

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## [How to move the mesh in paraview?](https://discourse.paraview.org/t/how-to-move-the-mesh-in-paraview/6824)

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**Author:** [@hkchm](https://discourse.paraview.org/u/hkchm)\
**Replies:** 2\
**Last updated:** [March 30, 2021, 3:11pm UTC](https://discourse.paraview.org/t/how-to-move-the-mesh-in-paraview/6824 "2021-03-30T15:11:05Z")

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Dear all, I run a FEM program of fluid-structure interaction, and attain the result of .vtk. After exporting the data to paraview, there are five variables presented. p\_fluid is pressure of fluid, x\_dis, y\_dis are dispa…

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## [Reading data from a remote cluster](https://discourse.paraview.org/t/reading-data-from-a-remote-cluster/6825)

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**Author:** [@R\_Surya\_Narayan](https://discourse.paraview.org/u/R_Surya_Narayan)\
**Replies:** 2\
**Last updated:** [March 30, 2021, 8:40am UTC](https://discourse.paraview.org/t/reading-data-from-a-remote-cluster/6825 "2021-03-30T08:40:58Z")

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Hello everyone, I am running simulations in a remote supercomputing cluster ubuntu terminal and the results of the simulations are binary plot files that I need to copy every time to my local paraview destination. This …

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## [stl file is not saving using SaveData in python.](https://discourse.paraview.org/t/stl-file-is-not-saving-using-savedata-in-python/6770)

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**Author:** [@rasunag27](https://discourse.paraview.org/u/rasunag27)\
**Replies:** 7\
**Last updated:** [March 30, 2021, 7:38am UTC](https://discourse.paraview.org/t/stl-file-is-not-saving-using-savedata-in-python/6770 "2021-03-30T07:38:53Z")

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Dear All, I used one stl file to split the stl using Paraview. I traced the method using python trace in paraview. Now, I used the code in python to run it. It runs perfectly, but it does not save the splitted mesh as …

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## [How to reduce the size of the ASCII format stl files, made of \*.vtp files in Paraview?](https://discourse.paraview.org/t/how-to-reduce-the-size-of-the-ascii-format-stl-files-made-of-vtp-files-in-paraview/6821)

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**Author:** [@aliv](https://discourse.paraview.org/u/aliv)\
**Replies:** 2\
**Last updated:** [March 29, 2021, 4:09pm UTC](https://discourse.paraview.org/t/how-to-reduce-the-size-of-the-ascii-format-stl-files-made-of-vtp-files-in-paraview/6821 "2021-03-29T16:09:27Z")

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Hi All, I want to reduce the number of figures when I Save Data to \*.stl in paraview/5.15.1 However, there is no option to define the accuracy and teh default values are like this solid Visualization Toolkit generated…

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## [Spanwise averaging](https://discourse.paraview.org/t/spanwise-averaging/6820)

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**Author:** [@MD59MD](https://discourse.paraview.org/u/MD59MD)\
**Replies:** 0\
**Last updated:** [March 29, 2021, 2:11pm UTC](https://discourse.paraview.org/t/spanwise-averaging/6820 "2021-03-29T14:11:16Z")

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Dear everyone, I have a 3D configuration with slip conditions in the spanwise faces. So, since the spanwise faces ahave no effect on the flow, I would like to do spanwise averaging by selecting severals slices in the l…

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## [Question about PythonAlgorithm plugin](https://discourse.paraview.org/t/question-about-pythonalgorithm-plugin/3551)

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**Author:** [@ademaio](https://discourse.paraview.org/u/ademaio)\
**Replies:** 1\
**Last updated:** [March 28, 2021, 9:55pm UTC](https://discourse.paraview.org/t/question-about-pythonalgorithm-plugin/3551 "2021-03-28T21:55:05Z")

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In the reader plugin I’m writing I’m trying to add helping information but there’s something that I don’t understand. For example if I put the following decorated function: @smproperty.stringvector(name="FileName", …

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## [Delete coincident faces of polygonal mesh](https://discourse.paraview.org/t/delete-coincident-faces-of-polygonal-mesh/6808)

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**Author:** [@bflandard](https://discourse.paraview.org/u/bflandard)\
**Replies:** 0\
**Last updated:** [March 27, 2021, 11:25pm UTC](https://discourse.paraview.org/t/delete-coincident-faces-of-polygonal-mesh/6808 "2021-03-27T23:25:12Z")

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Hi, I’d like to delete coincident faces of a polygonal mesh imported into Paraview 5.9 from a legacy VTK file. I found a method outlined in the link below which uses a Programmable Filter. However, this method is nearly…

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## [Piping system stress plot](https://discourse.paraview.org/t/piping-system-stress-plot/4531)

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**Author:** [@PaintedBread](https://discourse.paraview.org/u/PaintedBread)\
**Replies:** 7\
**Last updated:** [March 26, 2021, 1:37pm UTC](https://discourse.paraview.org/t/piping-system-stress-plot/4531 "2021-03-26T13:37:51Z")

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Hi to everyone, I’m wondering if it’s possible to create a plot similar to the attached one (piping system) with Paraview. I need to represent 3D pipe with colored map starting from nodal coordinates (X,Y,Z), pipe diame…

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## [Color Palette](https://discourse.paraview.org/t/color-palette/6798)

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**Author:** [@s\_l](https://discourse.paraview.org/u/s_l)\
**Replies:** 2\
**Last updated:** [March 26, 2021, 8:56am UTC](https://discourse.paraview.org/t/color-palette/6798 "2021-03-26T08:56:25Z")

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Hi, I’m plotting the results of my simulation with Paraview. It is a rectangular domain with inside a circle, which represents the flow around a cylinder. When I want to plot the vorticity and I choose a color palette, i…

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## [A scale tool issue](https://discourse.paraview.org/t/a-scale-tool-issue/6801)

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**Author:** [@oota](https://discourse.paraview.org/u/oota)\
**Replies:** 2\
**Last updated:** [March 26, 2021, 2:33am UTC](https://discourse.paraview.org/t/a-scale-tool-issue/6801 "2021-03-26T02:33:28Z")

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When I import a 182 X 113 image to Paraview, the scale tool shows slightly different figures (by one pixel?): Can I have your comments on this?

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## [ParaView's "Request a New Feature" page](https://discourse.paraview.org/t/paraviews-request-a-new-feature-page/6799)

<div class="topic-metadata">

**Author:** [@GregVernon](https://discourse.paraview.org/u/GregVernon)\
**Replies:** 2\
**Last updated:** [March 25, 2021, 7:37pm UTC](https://discourse.paraview.org/t/paraviews-request-a-new-feature-page/6799 "2021-03-25T19:37:22Z")

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Is https://paraview.uservoice.com still the best way to request new features? I ask because the 11 newest posts are spam: And several of the “Top Ideas” are either completed (e.g. B-splines viz) or appear stale (t…

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