# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?no_subcategories=false&page=179

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**Page:** 180

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## [pvserver crashes at Cell Data to Point Data conversion filter](https://discourse.paraview.org/t/pvserver-crashes-at-cell-data-to-point-data-conversion-filter/4455)

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**Author:** [@dutta-alankar](https://discourse.paraview.org/u/dutta-alankar)\
**Replies:** 0\
**Last updated:** [May 30, 2020, 8:38am UTC](https://discourse.paraview.org/t/pvserver-crashes-at-cell-data-to-point-data-conversion-filter/4455 "2020-05-30T08:38:51Z")

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I’m using a pvserver built on EGL rendering. It is crashing whenever I’m selecting Cell Data to Point Data conversion filter. It is happening for both single and multiple nodes on the server side. My data is vtk of size …

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## [DescriptiveStatistics Filter or vtkDescriptiveStatistics](https://discourse.paraview.org/t/descriptivestatistics-filter-or-vtkdescriptivestatistics/4447)

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**Author:** [@Resa](https://discourse.paraview.org/u/Resa)\
**Replies:** 1\
**Last updated:** [May 29, 2020, 3:06pm UTC](https://discourse.paraview.org/t/descriptivestatistics-filter-or-vtkdescriptivestatistics/4447 "2020-05-29T15:06:55Z")

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Helloo I’d like to calculate some statistics inside of a clip filter. It seems like there are 2 different ways of doing that. apply the DescriptiveStatisticsFilter on the ClipFilter write a script that’s using vtk.vtk…

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## [csv file with latitude and longitude values](https://discourse.paraview.org/t/csv-file-with-latitude-and-longitude-values/4446)

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**Author:** [@yvonneg](https://discourse.paraview.org/u/yvonneg)\
**Replies:** 0\
**Last updated:** [May 29, 2020, 10:26am UTC](https://discourse.paraview.org/t/csv-file-with-latitude-and-longitude-values/4446 "2020-05-29T10:26:52Z")

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Hi I hope my question is understandable: I have a csv file with InSitu observations that I want to display in paraview along with results from our operational ocean model and some topography. The csv file contains lati…

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## [Reading xdmf file using pvpython](https://discourse.paraview.org/t/reading-xdmf-file-using-pvpython/4440)

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**Author:** [@Saurabh](https://discourse.paraview.org/u/Saurabh)\
**Replies:** 4\
**Last updated:** [May 28, 2020, 5:00pm UTC](https://discourse.paraview.org/t/reading-xdmf-file-using-pvpython/4440 "2020-05-28T17:00:09Z")

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Hii all, I am new to paraview pvpython interface, and I am having trouble reading xdmf file from pvpython interface. This documentation: https://kitware.github.io/paraview-docs/latest/python/paraview.simple.XDMFReader.ht…

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## [PVW Visualizer setup](https://discourse.paraview.org/t/pvw-visualizer-setup/4435)

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**Author:** [@emmanuel\_madarassou1](https://discourse.paraview.org/u/emmanuel_madarassou1)\
**Replies:** 6\
**Last updated:** [May 28, 2020, 12:02pm UTC](https://discourse.paraview.org/t/pvw-visualizer-setup/4435 "2020-05-28T12:02:59Z")

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Hi I’m trying to setup paraview visualizer on windows following this page but I’ve got the following error: What am I missing ?

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## [How to remove the parts inside the ship?](https://discourse.paraview.org/t/how-to-remove-the-parts-inside-the-ship/4417)

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**Author:** [@hdz19900725](https://discourse.paraview.org/u/hdz19900725)\
**Replies:** 5\
**Last updated:** [May 28, 2020, 11:17am UTC](https://discourse.paraview.org/t/how-to-remove-the-parts-inside-the-ship/4417 "2020-05-28T11:17:38Z")

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Hello guys， This is my results, I want to remove the parts inside the boat, does anyone know how to do that? Thanks in advance.

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## [ParaView - Scipy Module](https://discourse.paraview.org/t/paraview-scipy-module/2578)

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**Author:** [@furkankurtoglu](https://discourse.paraview.org/u/furkankurtoglu)\
**Replies:** 8\
**Last updated:** [May 28, 2020, 10:05am UTC](https://discourse.paraview.org/t/paraview-scipy-module/2578 "2020-05-28T10:05:53Z")

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Hello All, I am trying to visualize my data stored in “.mat” files. Therefore, I am planning to use python scripting with “scipy” module, which has a “.mat” input-output functions. Since “scipy” module is not installed …

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## [Export Sphere Clip Coordinates](https://discourse.paraview.org/t/export-sphere-clip-coordinates/4421)

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**Author:** [@Resa](https://discourse.paraview.org/u/Resa)\
**Replies:** 6\
**Last updated:** [May 28, 2020, 2:23am UTC](https://discourse.paraview.org/t/export-sphere-clip-coordinates/4421 "2020-05-28T02:23:26Z")

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I applied sphere clips on a polygonal mesh. Now I’d like to get a csv document containing the coordinates/Centers of the spheres. In the Python Shell you geht the values through this command: center = myObject.ClipType…

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## [Performance issue with LoadPlugin() (TTK module)](https://discourse.paraview.org/t/performance-issue-with-loadplugin-ttk-module/2126)

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**Author:** [@julien-tierny](https://discourse.paraview.org/u/julien-tierny)\
**Replies:** 8\
**Last updated:** [May 28, 2020, 9:31am UTC](https://discourse.paraview.org/t/performance-issue-with-loadplugin-ttk-module/2126 "2020-05-28T09:31:36Z")

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hi there, I am the lead developer of ttk (https://topology-tool-kit.github.io/), an open-source library for topological data analysis, which massively relies on the vtk/paraview ecosystem. ttk ships with a plugin for p…

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## [Cannot connect to remote server due to OpenGL issues](https://discourse.paraview.org/t/cannot-connect-to-remote-server-due-to-opengl-issues/4432)

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**Author:** [@Lorenzo\_Cozzi](https://discourse.paraview.org/u/Lorenzo_Cozzi)\
**Replies:** 1\
**Last updated:** [May 28, 2020, 9:04am UTC](https://discourse.paraview.org/t/cannot-connect-to-remote-server-due-to-opengl-issues/4432 "2020-05-28T09:04:13Z")

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I’m trying to connect from my desktop machine to a server using the same release of Paraview (5.8.0) in client/server mode. To get rid of firewall issues I’m using a reverse connection strategy. The problem is that when…

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## [Execute macro from other GUI](https://discourse.paraview.org/t/execute-macro-from-other-gui/4430)

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**Author:** [@ylwang](https://discourse.paraview.org/u/ylwang)\
**Replies:** 0\
**Last updated:** [May 27, 2020, 7:05pm UTC](https://discourse.paraview.org/t/execute-macro-from-other-gui/4430 "2020-05-27T19:05:51Z")

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Hello, I am developing a GUI by c#. I would like to build a function that automatically open the paraview, load the file, and execute the macro. I can accomplish the first two steps but have difficulty finding the solu…

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## [GUI Breaks When Rendering](https://discourse.paraview.org/t/gui-breaks-when-rendering/4426)

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**Author:** [@Zachary\_Barringer](https://discourse.paraview.org/u/Zachary_Barringer)\
**Replies:** 2\
**Last updated:** [May 27, 2020, 4:36pm UTC](https://discourse.paraview.org/t/gui-breaks-when-rendering/4426 "2020-05-27T16:36:34Z")

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Hi, I am new to paraview and am trying to apply contours to render a tiff stack in 3d. Whenever I apply the contour, this happens: The controls are still in the normal position if I mouse over them, but I cannot figur…

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## [How to set the annotate time as date time format](https://discourse.paraview.org/t/how-to-set-the-annotate-time-as-date-time-format/4348)

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**Author:** [@Changzhi](https://discourse.paraview.org/u/Changzhi)\
**Replies:** 14\
**Last updated:** [May 27, 2020, 3:48pm UTC](https://discourse.paraview.org/t/how-to-set-the-annotate-time-as-date-time-format/4348 "2020-05-27T15:48:38Z")

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Hello everyone! I have 16 VTK files which just contain the 3D point data. The time interval of these files is 15 minutes. But when I play the annimation, the annotate time is from 1 to 16 seconds. How can I set the anno…

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## [How to get normals of a 2D line and to integrate along it](https://discourse.paraview.org/t/how-to-get-normals-of-a-2d-line-and-to-integrate-along-it/4389)

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**Author:** [@Rob777](https://discourse.paraview.org/u/Rob777)\
**Replies:** 8\
**Last updated:** [May 27, 2020, 8:59am UTC](https://discourse.paraview.org/t/how-to-get-normals-of-a-2d-line-and-to-integrate-along-it/4389 "2020-05-27T08:59:58Z")

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Hell, I’m trying to calculate lift coefficient of an airfoil, the domain is 2D and I’m using Paraview 5.8 . I extract only the blocks belonging to the airfoil’s walls and with the “merge blocks” filter I get a 2D line o…

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## [get Data arrays from all clips automatically](https://discourse.paraview.org/t/get-data-arrays-from-all-clips-automatically/4304)

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**Author:** [@Resa](https://discourse.paraview.org/u/Resa)\
**Replies:** 10\
**Last updated:** [May 18, 2020, 12:22pm UTC](https://discourse.paraview.org/t/get-data-arrays-from-all-clips-automatically/4304 "2020-05-18T12:22:19Z")

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Hi everybody, I’ve placed 200 sphere clips on a polygonal mesh and put the filter “integrate variables” on each of them. Now I’d like to export all Data Arrays from every Clip automatically. How could I do that?

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## [Plot a simple XY chart](https://discourse.paraview.org/t/plot-a-simple-xy-chart/1177)

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**Author:** [@ashahba](https://discourse.paraview.org/u/ashahba)\
**Replies:** 5\
**Last updated:** [May 26, 2020, 10:20pm UTC](https://discourse.paraview.org/t/plot-a-simple-xy-chart/1177 "2020-05-26T22:20:02Z")

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I want to draw a simple line chart with Paraview. It is a simple XY plot. My input data is something like X Y 0 0 1 1 2 1.4142 4 2 I would like to store this data in a file with a format t…

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## [Build ParaView with VTK-m CUDA enabled](https://discourse.paraview.org/t/build-paraview-with-vtk-m-cuda-enabled/4404)

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**Author:** [@Ameba\_Brain](https://discourse.paraview.org/u/Ameba_Brain)\
**Replies:** 2\
**Last updated:** [May 26, 2020, 9:14pm UTC](https://discourse.paraview.org/t/build-paraview-with-vtk-m-cuda-enabled/4404 "2020-05-26T21:14:04Z")

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Dear all, Please help build ParaView with VTK-m plugins with CUDA support enabled On Release Notes for VTK-m plugin it is stated If desired, you can enable GPU support via CUDA by building ParaView from source with a…

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## [Panomaric View Plugin Video Creation](https://discourse.paraview.org/t/panomaric-view-plugin-video-creation/4414)

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**Author:** [@cfduser01](https://discourse.paraview.org/u/cfduser01)\
**Replies:** 2\
**Last updated:** [May 26, 2020, 11:51am UTC](https://discourse.paraview.org/t/panomaric-view-plugin-video-creation/4414 "2020-05-26T11:51:04Z")

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Hi, Can any one please guide me to create the 360 view video as shown in this blog entry? Thanks, Harshad.

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## [Isosurface to python view](https://discourse.paraview.org/t/isosurface-to-python-view/4416)

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**Author:** [@Argyris\_Apostolidis](https://discourse.paraview.org/u/Argyris_Apostolidis)\
**Replies:** 0\
**Last updated:** [May 26, 2020, 11:44am UTC](https://discourse.paraview.org/t/isosurface-to-python-view/4416 "2020-05-26T11:44:47Z")

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Hello, I would like to ask if it is possible to plot in python view (matplotlib) a 3d isosurface or anything else that I have in my 3d view? Thank you in advance, Argyris

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## [Paraview Crashes when open file](https://discourse.paraview.org/t/paraview-crashes-when-open-file/4262)

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**Author:** [@KB92](https://discourse.paraview.org/u/KB92)\
**Replies:** 5\
**Last updated:** [May 26, 2020, 1:36am UTC](https://discourse.paraview.org/t/paraview-crashes-when-open-file/4262 "2020-05-26T01:36:14Z")

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Hello, I am trying to open a group of VTK files in ParaView v5.8.0. but it crashes when I hit apply after loading the files. The software was working okay a month ago. Help is appreciated. Thank You.

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## [Details about Implemented Interpolation methods in Paraview](https://discourse.paraview.org/t/details-about-implemented-interpolation-methods-in-paraview/4412)

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**Author:** [@taraprasad](https://discourse.paraview.org/u/taraprasad)\
**Replies:** 0\
**Last updated:** [May 25, 2020, 7:31pm UTC](https://discourse.paraview.org/t/details-about-implemented-interpolation-methods-in-paraview/4412 "2020-05-25T19:31:17Z")

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Dear Paraview and Kitware support, I am using Paraview 5.7.0. I use uniform rectilinear .vti grid data points for post-processing. I am trying to understand the implemented interpolation methods in paraview. What is …

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## [export-scene-macro on Mac](https://discourse.paraview.org/t/export-scene-macro-on-mac/4410)

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**Author:** [@Matt](https://discourse.paraview.org/u/Matt)\
**Replies:** 5\
**Last updated:** [May 25, 2020, 7:28pm UTC](https://discourse.paraview.org/t/export-scene-macro-on-mac/4410 "2020-05-25T19:28:44Z")

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Hi, I’m trying to run the export-scene-macro macro on ParaView on a Mac (Mojave) and I get the following error: Traceback (most recent call last): File “”, line 31, in ImportError: No module named vtkFiltersGeometry…

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## [Post-processing calculations. Re, We, Fr](https://discourse.paraview.org/t/post-processing-calculations-re-we-fr/4408)

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**Author:** [@saulhr](https://discourse.paraview.org/u/saulhr)\
**Replies:** 0\
**Last updated:** [May 25, 2020, 2:42pm UTC](https://discourse.paraview.org/t/post-processing-calculations-re-we-fr/4408 "2020-05-25T14:42:25Z")

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Hi. I’m hoping someone can help me. ! :slight\_smile: I have a case already completed (interFoam), both in RAS and LES. There is a way to calculate, for example, the number of Reynolds, Weber or shear stress in the whole…

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## [particle doesn't back to the original place in cyclic boundary](https://discourse.paraview.org/t/particle-doesnt-back-to-the-original-place-in-cyclic-boundary/4296)

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**Author:** [@Arghavanizad](https://discourse.paraview.org/u/Arghavanizad)\
**Replies:** 7\
**Last updated:** [May 25, 2020, 10:01am UTC](https://discourse.paraview.org/t/particle-doesnt-back-to-the-original-place-in-cyclic-boundary/4296 "2020-05-25T10:01:02Z")

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Hi everyone, I am running a simulation with one pair cyclic boundary but the particle after passing one cyclic side doesn’t reappear again but t but I can see the shadow of the velocity field on another side as well. is…

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## [Selecting Cells on Patch Surface](https://discourse.paraview.org/t/selecting-cells-on-patch-surface/4365)

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**Author:** [@carl](https://discourse.paraview.org/u/carl)\
**Replies:** 14\
**Last updated:** [May 25, 2020, 4:10am UTC](https://discourse.paraview.org/t/selecting-cells-on-patch-surface/4365 "2020-05-25T04:10:33Z")

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Hi, I have created a pipe line to define some cell clusters. (pipe line in image) I want to remove any cell clusters where a cluster member is on a selected patch (the patch is shown as a pink wire frame in the image).…

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## [vtkGeometryRepresentationWithFaces Error](https://discourse.paraview.org/t/vtkgeometryrepresentationwithfaces-error/4402)

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**Author:** [@yamartinezgomez](https://discourse.paraview.org/u/yamartinezgomez)\
**Replies:** 8\
**Last updated:** [May 25, 2020, 3:18am UTC](https://discourse.paraview.org/t/vtkgeometryrepresentationwithfaces-error/4402 "2020-05-25T03:18:54Z")

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Hello, I would like to get some help regarding an error while running a \*.py script. A brief summary of what I am trying to accomplish is taking screenshots for a total of 3 renderviews (3 columns). The script is takin…

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## [Scale/Opacity Array setting missing in PointGaussian](https://discourse.paraview.org/t/scale-opacity-array-setting-missing-in-pointgaussian/4395)

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**Author:** [@azamat](https://discourse.paraview.org/u/azamat)\
**Replies:** 2\
**Last updated:** [May 24, 2020, 5:54am UTC](https://discourse.paraview.org/t/scale-opacity-array-setting-missing-in-pointgaussian/4395 "2020-05-24T05:54:07Z")

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Hello, everyone! I am a relatively new user of ParaView. I am doing a DEM simulation of particles of various diameter and want to see their actual sizes in the ParaView. I have the VTK files and have chosen the Point Ga…

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## [Cannot open vtu files with ParaView 5.8](https://discourse.paraview.org/t/cannot-open-vtu-files-with-paraview-5-8/3759)

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**Author:** [@clement](https://discourse.paraview.org/u/clement)\
**Replies:** 8\
**Last updated:** [May 24, 2020, 2:42am UTC](https://discourse.paraview.org/t/cannot-open-vtu-files-with-paraview-5-8/3759 "2020-05-24T02:42:32Z")

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Hello, I’m trying to open vtu files. They are working with version 5.7 and previous, but not with 5.8, returning: ERROR: In C:\\bbd\\ecd3383f\\build\\superbuild\\paraview\\src\\VTK\\IO\\XML\\vtkXMLUnstructuredDataReader.cxx, lin…

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## [Ray box intersection in a Programmable filter](https://discourse.paraview.org/t/ray-box-intersection-in-a-programmable-filter/4397)

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**Author:** [@dutta-alankar](https://discourse.paraview.org/u/dutta-alankar)\
**Replies:** 0\
**Last updated:** [May 23, 2020, 5:35pm UTC](https://discourse.paraview.org/t/ray-box-intersection-in-a-programmable-filter/4397 "2020-05-23T17:35:13Z")

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I am building a programmable filter on CellData. In the filter, I need to find intersection between rays and cells. Is there a ready-made code using VTK with python wrapping that I can make use of for this?

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## [Screenshots for 3 Renderviews not saved to scale](https://discourse.paraview.org/t/screenshots-for-3-renderviews-not-saved-to-scale/4396)

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**Author:** [@yamartinezgomez](https://discourse.paraview.org/u/yamartinezgomez)\
**Replies:** 0\
**Last updated:** [May 23, 2020, 2:15pm UTC](https://discourse.paraview.org/t/screenshots-for-3-renderviews-not-saved-to-scale/4396 "2020-05-23T14:15:55Z")

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Hello, I want to capture a single screenshot for a total of 3 renderviews in ParaView. I am currently using the 5.8.0 ParaView Version on a Mac computer. Once I take the screenshot and save it with some predetermined s…

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