# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=60

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

**Page:** 61

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## [No "input" option in the slice filter](https://discourse.paraview.org/t/no-input-option-in-the-slice-filter/13278)

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**Author:** [@peteriley](https://discourse.paraview.org/u/peteriley)\
**Replies:** 1\
**Last updated:** [November 18, 2023, 4:43pm UTC](https://discourse.paraview.org/t/no-input-option-in-the-slice-filter/13278 "2023-11-18T16:43:31Z")

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Hi, I’m a new Paraview user. I’ve set up a scene and managed to include a nice isosurface. However, when I try to add a slice to the scene I can’t choose the variable. From the built-in help, there should be an “Input” o…

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## [Struggling to create a simple (legacy) unstructured mesh with just 1 triangle cell](https://discourse.paraview.org/t/struggling-to-create-a-simple-legacy-unstructured-mesh-with-just-1-triangle-cell/13275)

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**Author:** [@Rob777](https://discourse.paraview.org/u/Rob777)\
**Replies:** 1\
**Last updated:** [November 18, 2023, 2:59am UTC](https://discourse.paraview.org/t/struggling-to-create-a-simple-legacy-unstructured-mesh-with-just-1-triangle-cell/13275 "2023-11-18T02:59:59Z")

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Dear All, As the title tells, I’m struggling to create a simple (legacy) unstructured mesh with just 1 triangle cell at the origin. I’m opening the file with paraview 5.9.1 and keep getting unrecognized keyword. I’ve …

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## [Scale in Find Data Matching?](https://discourse.paraview.org/t/scale-in-find-data-matching/13268)

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**Author:** [@uog](https://discourse.paraview.org/u/uog)\
**Replies:** 2\
**Last updated:** [November 17, 2023, 11:49pm UTC](https://discourse.paraview.org/t/scale-in-find-data-matching/13268 "2023-11-17T23:49:15Z")

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I am using the Find Data Matching to find the maximum and minimum values as well as location. From the attached Figure the mark point clearly shows on (0.65, 0.85,0) but in the data column it is (0.065,0.085,0). How do I…

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## [basic (legacy?) .vtu file not recognized](https://discourse.paraview.org/t/basic-legacy-vtu-file-not-recognized/13274)

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**Author:** [@Rob777](https://discourse.paraview.org/u/Rob777)\
**Replies:** 2\
**Last updated:** [November 17, 2023, 5:47pm UTC](https://discourse.paraview.org/t/basic-legacy-vtu-file-not-recognized/13274 "2023-11-17T17:47:50Z")

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Dear All, I’m trying to open a .vtu file with Paraview 5.91. The file should conform to the legacy .vtu format reported on the VTK website, but no reader can recognize it. Here the link to download the file: Thank …

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## [Smooth of flow and ventricles](https://discourse.paraview.org/t/smooth-of-flow-and-ventricles/13263)

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**Author:** [@mar.premi](https://discourse.paraview.org/u/mar.premi)\
**Replies:** 7\
**Last updated:** [November 17, 2023, 4:27pm UTC](https://discourse.paraview.org/t/smooth-of-flow-and-ventricles/13263 "2023-11-17T16:27:18Z")

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Hi there, I’m importing vtk data with velocity field and relative contours. In the software before I made an interpolation and so I have a pretty ugly contours I found the filter smooth to adjust the contour but there…

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## [4DFlow Pathline Streamline](https://discourse.paraview.org/t/4dflow-pathline-streamline/13124)

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**Author:** [@mar.premi](https://discourse.paraview.org/u/mar.premi)\
**Replies:** 33\
**Last updated:** [November 17, 2023, 4:06pm UTC](https://discourse.paraview.org/t/4dflow-pathline-streamline/13124 "2023-11-17T16:06:58Z")

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Hi, I have .vtk file of a 4DFlow of the blood within the ventricles. I have the velocity field dataset. I also have these dataset How can I visualize the pathline and the streamline? Thank you

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## [paraview built from source crashes loading silo file](https://discourse.paraview.org/t/paraview-built-from-source-crashes-loading-silo-file/13242)

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**Author:** [@kmilo9999](https://discourse.paraview.org/u/kmilo9999)\
**Replies:** 4\
**Last updated:** [November 17, 2023, 3:29am UTC](https://discourse.paraview.org/t/paraview-built-from-source-crashes-loading-silo-file/13242 "2023-11-17T03:29:42Z")

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Hi all. I am using Paraview 5.11 that I built from source in a linux cluster. I have some silo files and in order to read load them in Paraview, I configured the cmake file enabling the options PARAVIEW\_USE\_VISITBRIDGE …

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## [Activating the specified CellArrays does not work](https://discourse.paraview.org/t/activating-the-specified-cellarrays-does-not-work/13259)

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**Author:** [@foreverunfree](https://discourse.paraview.org/u/foreverunfree)\
**Replies:** 2\
**Last updated:** [November 15, 2023, 2:10pm UTC](https://discourse.paraview.org/t/activating-the-specified-cellarrays-does-not-work/13259 "2023-11-15T14:10:06Z")

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Hi, I use the following code to read the OpenFOAM results and then draw in python. I want to read the specified CellArrays, which I specified with post\_data in my code below, but that doesn’t work and I still read up to…

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## [programmable filter: Could not find a suitable VTK type for object](https://discourse.paraview.org/t/programmable-filter-could-not-find-a-suitable-vtk-type-for-object/13256)

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**Author:** [@simonw](https://discourse.paraview.org/u/simonw)\
**Replies:** 0\
**Last updated:** [November 14, 2023, 11:30pm UTC](https://discourse.paraview.org/t/programmable-filter-could-not-find-a-suitable-vtk-type-for-object/13256 "2023-11-14T23:30:32Z")

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EDIT: This question was answered in the vtk support here

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## [GlyphLegacy issues](https://discourse.paraview.org/t/glyphlegacy-issues/11437)

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**Author:** [@fieldofnodes](https://discourse.paraview.org/u/fieldofnodes)\
**Replies:** 8\
**Last updated:** [November 15, 2023, 8:05am UTC](https://discourse.paraview.org/t/glyphlegacy-issues/11437 "2023-11-15T08:05:55Z")

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paraview\_error.txt (3.1 KB) I have a c++ library that I use, which outputs my data to be read in Paraview. I have just upgraded Paraview to 5.10.ish and I think my c++ library has a different set of parameters. I get …

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## [Problem in the visualisation using paraview](https://discourse.paraview.org/t/problem-in-the-visualisation-using-paraview/13254)

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**Author:** [@TGS](https://discourse.paraview.org/u/TGS)\
**Replies:** 11\
**Last updated:** [November 14, 2023, 3:50pm UTC](https://discourse.paraview.org/t/problem-in-the-visualisation-using-paraview/13254 "2023-11-14T15:50:22Z")

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Hi, I am new to Paraview, and I hope that someone will help me to solve my problem. I already conducted a simulation using OpenFOAM, and I converted the results of the last step to VTK to visualise them in the paraview.…

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## [Clipping a mesh file (STL) using another STL file](https://discourse.paraview.org/t/clipping-a-mesh-file-stl-using-another-stl-file/13255)

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**Author:** [@Alimokh91](https://discourse.paraview.org/u/Alimokh91)\
**Replies:** 1\
**Last updated:** [November 14, 2023, 2:18pm UTC](https://discourse.paraview.org/t/clipping-a-mesh-file-stl-using-another-stl-file/13255 "2023-11-14T14:18:07Z")

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Hello everyone, Can I clip a mesh file (STL) with another mesh plane (imported as an STL file)? Which filter is suitable to do that? The main reason for this is that I want to clip and also create a slice (intersection…

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## [Desired region extraction from a flow field/domain.](https://discourse.paraview.org/t/desired-region-extraction-from-a-flow-field-domain/13241)

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**Author:** [@idrees](https://discourse.paraview.org/u/idrees)\
**Replies:** 3\
**Last updated:** [November 14, 2023, 10:10am UTC](https://discourse.paraview.org/t/desired-region-extraction-from-a-flow-field-domain/13241 "2023-11-14T10:10:04Z")

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Ciao tutti, I uploaded a vtk file (of flow field/domain of the sea bed) and a porous cylinder of stl file. I scaled the cylinder into the center of the flow field. now I am interested to only extract the flow region …

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## [Export OpenVDB from ParaView and import it back into ParaView, the data is different, is there something wrong?](https://discourse.paraview.org/t/export-openvdb-from-paraview-and-import-it-back-into-paraview-the-data-is-different-is-there-something-wrong/12316)

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**Author:** [@hdz19900725](https://discourse.paraview.org/u/hdz19900725)\
**Replies:** 7\
**Last updated:** [November 13, 2023, 3:38pm UTC](https://discourse.paraview.org/t/export-openvdb-from-paraview-and-import-it-back-into-paraview-the-data-is-different-is-there-something-wrong/12316 "2023-11-13T15:38:09Z")

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I use Paraview 5.11.1 and use the Wavelet data which is in the paraview Source, I export it to OpenVDB format and then load the vdb file back. But I figure out that the two datasets’s cell number and point number are di…

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## [Paraview crashed when opening xmf file](https://discourse.paraview.org/t/paraview-crashed-when-opening-xmf-file/13243)

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**Author:** [@Graham](https://discourse.paraview.org/u/Graham)\
**Replies:** 1\
**Last updated:** [November 13, 2023, 8:42am UTC](https://discourse.paraview.org/t/paraview-crashed-when-opening-xmf-file/13243 "2023-11-13T08:42:19Z")

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Hello, Paraview crashes when opening .xmf file. I have attached the file. I kindly request for help. Thank you! propeller-example\_pfield.37.xmf (1.6 KB) propeller-example\_staticpfield.102.xmf (1.6 KB)

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## [trace server-\>client delivery time?](https://discourse.paraview.org/t/trace-server-client-delivery-time/13240)

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**Author:** [@Dave\_DeMarle](https://discourse.paraview.org/u/Dave_DeMarle)\
**Replies:** 0\
**Last updated:** [November 11, 2023, 10:05pm UTC](https://discourse.paraview.org/t/trace-server-client-delivery-time/13240 "2023-11-11T22:05:58Z")

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Hi folks, What is the best way to measure the server-\>client image delivery time with ParaView these days? I am really liking the new tracing functionality but that portion of the time is unclear to me. thanks

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## [Paraview on Win 11, cannot find a reader for VTU](https://discourse.paraview.org/t/paraview-on-win-11-cannot-find-a-reader-for-vtu/13226)

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**Author:** [@zj519](https://discourse.paraview.org/u/zj519)\
**Replies:** 18\
**Last updated:** [November 11, 2023, 6:29pm UTC](https://discourse.paraview.org/t/paraview-on-win-11-cannot-find-a-reader-for-vtu/13226 "2023-11-11T18:29:47Z")

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Hi ParaView community, I have the latest version of ParaView installed on win 11, and it says ‘unable to find a reader for VTU file’. My files are in VTU format. Can you help me with this please?

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## [Paraview desktop application is a blank white window on startup - Win10 64bit](https://discourse.paraview.org/t/paraview-desktop-application-is-a-blank-white-window-on-startup-win10-64bit/10491)

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**Author:** [@strud](https://discourse.paraview.org/u/strud)\
**Replies:** 8\
**Last updated:** [November 11, 2023, 6:05pm UTC](https://discourse.paraview.org/t/paraview-desktop-application-is-a-blank-white-window-on-startup-win10-64bit/10491 "2023-11-11T18:05:17Z")

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Hi All, just starting my Paraview journey. I have downloaded the 5.10.1 version for windows and run the installer without issue. I have installed on D drive. Upon execution, I am presented with the Welcome to Paraview…

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## [How to unwrap cylinder from a particular location](https://discourse.paraview.org/t/how-to-unwrap-cylinder-from-a-particular-location/13217)

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**Author:** [@Mohammed\_Niyasdeen](https://discourse.paraview.org/u/Mohammed_Niyasdeen)\
**Replies:** 5\
**Last updated:** [November 11, 2023, 4:53pm UTC](https://discourse.paraview.org/t/how-to-unwrap-cylinder-from-a-particular-location/13217 "2023-11-11T16:53:34Z")

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I am trying to unwrap a cylinder (Figure01) from a particular starting point so that the wave comes in the middle when unwrapped. But instead, I got this. (Figure02). I am using this function to unwrap: 0\*iHat+(atan(co…

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## [Zoom Annotation](https://discourse.paraview.org/t/zoom-annotation/13229)

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**Author:** [@phismith](https://discourse.paraview.org/u/phismith)\
**Replies:** 2\
**Last updated:** [November 10, 2023, 4:50pm UTC](https://discourse.paraview.org/t/zoom-annotation/13229 "2023-11-10T16:50:22Z")

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Hi ParaView Team, Is there a way to show the Zoom level interactivity? There is a Time Annotation that will update as the time is updated, Is there a way to do this with the Zoom level, that is an annotation that would …

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## [Paraview processing Xflow calculation results](https://discourse.paraview.org/t/paraview-processing-xflow-calculation-results/13231)

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**Author:** [@Xujiang\_Liu](https://discourse.paraview.org/u/Xujiang_Liu)\
**Replies:** 0\
**Last updated:** [November 10, 2023, 2:47pm UTC](https://discourse.paraview.org/t/paraview-processing-xflow-calculation-results/13231 "2023-11-10T14:47:26Z")

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Hello, I imported the calculation results of Xflow into Paraview in the form of VTU and VTP, and during section processing, I found that Paraview showed very rough flow field boundaries. (The colored part is the flow fi…

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## [Volumeteric VTK from STL/OBJ/Surface Mesh or VTK file](https://discourse.paraview.org/t/volumeteric-vtk-from-stl-obj-surface-mesh-or-vtk-file/13186)

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**Author:** [@justAPhDStudent](https://discourse.paraview.org/u/justAPhDStudent)\
**Replies:** 4\
**Last updated:** [November 9, 2023, 6:58pm UTC](https://discourse.paraview.org/t/volumeteric-vtk-from-stl-obj-surface-mesh-or-vtk-file/13186 "2023-11-09T18:58:34Z")

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Hello, I would like to know if there is a possibility to convert or fill the surface mesh STL/VTK/OBJ to a volumetric VTK file in paraview (pvpython). As it is possible to extract surface mesh from volumetric VTKs, is t…

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## [extract surface from 3d mesh and compute gradient of solution vector](https://discourse.paraview.org/t/extract-surface-from-3d-mesh-and-compute-gradient-of-solution-vector/13205)

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**Author:** [@simonw](https://discourse.paraview.org/u/simonw)\
**Replies:** 8\
**Last updated:** [November 9, 2023, 4:36pm UTC](https://discourse.paraview.org/t/extract-surface-from-3d-mesh-and-compute-gradient-of-solution-vector/13205 "2023-11-09T16:36:08Z")

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Dear all, I have a vtu file which contains a displacement vector on a 3d mesh obtained from a finite element solution. I interpolated 2d measured displacements on this mesh using the ResampleWithDataset filter: In …

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## [Enable AutoMPI in ParaView 5.11.2](https://discourse.paraview.org/t/enable-autompi-in-paraview-5-11-2/13219)

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**Author:** [@Roger1198](https://discourse.paraview.org/u/Roger1198)\
**Replies:** 9\
**Last updated:** [November 9, 2023, 1:16pm UTC](https://discourse.paraview.org/t/enable-autompi-in-paraview-5-11-2/13219 "2023-11-09T13:16:09Z")

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I’ve downloaded ParaView-5.11.2-MPI-Windows-Python3.9-msvc2017-AMD64, and am trying to enable the “AutoMPI” option some of the earlier posts here had mentioned in order to run over multiple processors. I don’t find the o…

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## [Structured vtk file with labels (strings) for identifying boundaries](https://discourse.paraview.org/t/structured-vtk-file-with-labels-strings-for-identifying-boundaries/13220)

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**Author:** [@Rob777](https://discourse.paraview.org/u/Rob777)\
**Replies:** 0\
**Last updated:** [November 9, 2023, 12:48pm UTC](https://discourse.paraview.org/t/structured-vtk-file-with-labels-strings-for-identifying-boundaries/13220 "2023-11-09T12:48:32Z")

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Dear All, I wonder if there’s a VTK file format which allow to write a structured/curvilinear mesh mesh with the addition of labels for the cell faces boundaries, so that one can successively extract the boundaries by j…

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## [Unable to show the 3Dimages](https://discourse.paraview.org/t/unable-to-show-the-3dimages/13180)

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**Author:** [@sr18971363023](https://discourse.paraview.org/u/sr18971363023)\
**Replies:** 6\
**Last updated:** [November 9, 2023, 12:36pm UTC](https://discourse.paraview.org/t/unable-to-show-the-3dimages/13180 "2023-11-09T12:36:56Z")

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I made a .vtu file about unstructuregrid, and paraview loaded it but can’t show the 3Dimages.It is about 380MB.

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## [paraview without resources](https://discourse.paraview.org/t/paraview-without-resources/13216)

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**Author:** [@may\_soun](https://discourse.paraview.org/u/may_soun)\
**Replies:** 5\
**Last updated:** [November 9, 2023, 12:31pm UTC](https://discourse.paraview.org/t/paraview-without-resources/13216 "2023-11-09T12:31:46Z")

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Hello, i did get the paraview code source and build it, but when i execute the generated ‘paraview.exe’ it doesn’t show the resources (images and icons) like in the screen below is there any missing ressouces of fil…

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## [Paraview vs OpenFOAM vtp slice plotting with matplotlib](https://discourse.paraview.org/t/paraview-vs-openfoam-vtp-slice-plotting-with-matplotlib/10941)

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**Author:** [@Gabriel\_Axtmann](https://discourse.paraview.org/u/Gabriel_Axtmann)\
**Replies:** 3\
**Last updated:** [November 9, 2023, 6:45am UTC](https://discourse.paraview.org/t/paraview-vs-openfoam-vtp-slice-plotting-with-matplotlib/10941 "2023-11-09T06:45:30Z")

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Hi maybe you can help me out with a right comment or hint for my problem. Pretty easy, I would like to plot a 2D slice vtp file (OpenFOAM) via matplotlib as tricontourf plot. 1.) Creating the vtp slice by Paraview and…

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## [How to find diameter?](https://discourse.paraview.org/t/how-to-find-diameter/13206)

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**Author:** [@idrees](https://discourse.paraview.org/u/idrees)\
**Replies:** 1\
**Last updated:** [November 8, 2023, 8:47pm UTC](https://discourse.paraview.org/t/how-to-find-diameter/13206 "2023-11-08T20:47:39Z")

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Hello everyoe, How to find the exact diameter of the cylinder in Paraview as shown in the given screenshot. The cylinder is not uniform it keeps increasing from bottom to top and I want to find its diameter at the to…

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## [Get the position of the particle from .vtp file](https://discourse.paraview.org/t/get-the-position-of-the-particle-from-vtp-file/8718)

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**Author:** [@BKL](https://discourse.paraview.org/u/BKL)\
**Replies:** 18\
**Last updated:** [November 8, 2023, 11:25am UTC](https://discourse.paraview.org/t/get-the-position-of-the-particle-from-vtp-file/8718 "2023-11-08T11:25:27Z")

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Hello, sir. I am new to Paraview. I also want to get the position of the particle from .vtp file. I have read your answer but I don’t find the RessampleWithDataset. Could you tell me the steps in more detail?

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