# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=140

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**Page:** 141

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## [Problems with hdr image as path traced environment](https://discourse.paraview.org/t/problems-with-hdr-image-as-path-traced-environment/7324)

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**Author:** [@benediktB](https://discourse.paraview.org/u/benediktB)\
**Replies:** 9\
**Last updated:** [June 4, 2021, 2:41pm UTC](https://discourse.paraview.org/t/problems-with-hdr-image-as-path-traced-environment/7324 "2021-06-04T14:41:57Z")

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Hi, I am using Paraview 5.9.1. I have an axisymmetric data set, on which I use the rotational extrusion filter. In this filter, I enable the ray-tracing. Until this point everything works. But when I use a HDR image …

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## [Incorrect coordinates when reading DICOM files](https://discourse.paraview.org/t/incorrect-coordinates-when-reading-dicom-files/7352)

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**Author:** [@e-kolosov](https://discourse.paraview.org/u/e-kolosov)\
**Replies:** 2\
**Last updated:** [June 4, 2021, 8:38am UTC](https://discourse.paraview.org/t/incorrect-coordinates-when-reading-dicom-files/7352 "2021-06-04T08:38:50Z")

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Incorrect coordinates when reading DICOM files. It looks like the coordinates are inverted on the axes. I am attaching screen shots for the standard Manix study.

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## [Data axes grid minor ticks](https://discourse.paraview.org/t/data-axes-grid-minor-ticks/1265)

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**Author:** [@Sharon\_Pfeiffer](https://discourse.paraview.org/u/Sharon_Pfeiffer)\
**Replies:** 4\
**Last updated:** [June 4, 2021, 12:59am UTC](https://discourse.paraview.org/t/data-axes-grid-minor-ticks/1265 "2021-06-04T00:59:31Z")

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I’m am trying to add “minor ticks” to the X-axis and Y-axis and cannot seem to find it. Does ParaView have this feature?

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## [transparency on legend thresholds](https://discourse.paraview.org/t/transparency-on-legend-thresholds/7343)

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**Author:** [@frank\_forster](https://discourse.paraview.org/u/frank_forster)\
**Replies:** 3\
**Last updated:** [June 3, 2021, 7:07pm UTC](https://discourse.paraview.org/t/transparency-on-legend-thresholds/7343 "2021-06-03T19:07:01Z")

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Hi, Is there a way to make one threshold of my dataset fully transparent. (\> -2) In addition, the holes you can see in the model are NoData with the same color as background. Because I’d like to add some basemap below…

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## [Link a .csv geometry to time-dependent displacement files](https://discourse.paraview.org/t/link-a-csv-geometry-to-time-dependent-displacement-files/7341)

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**Author:** [@aStudent](https://discourse.paraview.org/u/aStudent)\
**Replies:** 2\
**Last updated:** [June 3, 2021, 11:09am UTC](https://discourse.paraview.org/t/link-a-csv-geometry-to-time-dependent-displacement-files/7341 "2021-06-03T11:09:03Z")

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Hello, I have a .csv file with xy-points for a 2D geometry. I have already visualized it with the TabletoPoints and Delaunay2D filters. My problem is now, that I have a bunch of .csv files with the displacements of the…

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## [How to slice with Cone surface or Revolution shape](https://discourse.paraview.org/t/how-to-slice-with-cone-surface-or-revolution-shape/5486)

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**Author:** [@Haris](https://discourse.paraview.org/u/Haris)\
**Replies:** 9\
**Last updated:** [June 1, 2021, 2:39pm UTC](https://discourse.paraview.org/t/how-to-slice-with-cone-surface-or-revolution-shape/5486 "2021-06-01T14:39:10Z")

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Hi everyone, I mainly use ensight to analyze my computation results. (CFD results). I don’t have access to Ensight anymore, so I have to use paraview. I don’t know Paraview very well. Let’s say I’m a beginner. To meas…

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## [Saving VTK and STL images as mhd + raw files](https://discourse.paraview.org/t/saving-vtk-and-stl-images-as-mhd-raw-files/7336)

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**Author:** [@Edgar\_L](https://discourse.paraview.org/u/Edgar_L)\
**Replies:** 0\
**Last updated:** [June 1, 2021, 1:40pm UTC](https://discourse.paraview.org/t/saving-vtk-and-stl-images-as-mhd-raw-files/7336 "2021-06-01T13:40:44Z")

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Hello, I’m working with VTK and STL files and i would like to save them to mhd + raw files, unfortunately Paraview is saving it as mhd + zraw files. Is there a way to turn off the compression in Paraview ? I searched f…

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## [Paraview/VTK crushes when opening triangulated surface](https://discourse.paraview.org/t/paraview-vtk-crushes-when-opening-triangulated-surface/7330)

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**Author:** [@IgnacioV](https://discourse.paraview.org/u/IgnacioV)\
**Replies:** 4\
**Last updated:** [June 1, 2021, 12:34pm UTC](https://discourse.paraview.org/t/paraview-vtk-crushes-when-opening-triangulated-surface/7330 "2021-06-01T12:34:23Z")

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OS: Windows 10 64b ParaView version: 5.9.0 Where you obtained ParaView: binary download link GPU: Nvidia 1660S Hello, I’m trying to open a custom triangulated surface I made using a mine pit elevation contour lines a…

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## [Replace fill with value Nan on a Slice](https://discourse.paraview.org/t/replace-fill-with-value-nan-on-a-slice/7333)

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**Author:** [@frank\_forster](https://discourse.paraview.org/u/frank_forster)\
**Replies:** 0\
**Last updated:** [June 1, 2021, 11:56am UTC](https://discourse.paraview.org/t/replace-fill-with-value-nan-on-a-slice/7333 "2021-06-01T11:56:32Z")

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Hello, I’m able to replace Fill value with Nan on my original netCDF but I can’t with sliced or clipped data of it. Is there a way to do it please ? Frank

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## [Draping textures on top surface of a structured/unstructured grid (or variable elevation surface).](https://discourse.paraview.org/t/draping-textures-on-top-surface-of-a-structured-unstructured-grid-or-variable-elevation-surface/7331)

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**Author:** [@datathing](https://discourse.paraview.org/u/datathing)\
**Replies:** 2\
**Last updated:** [June 1, 2021, 7:38am UTC](https://discourse.paraview.org/t/draping-textures-on-top-surface-of-a-structured-unstructured-grid-or-variable-elevation-surface/7331 "2021-06-01T07:38:10Z")

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Is there any way to drape/project a image (aerial photography in my case) onto the top surface of structured or unstructured grid defined by a VTK file? I have tried playing around with the “texture map to plane” filter …

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## ["Temporal Particles To Path-lines" and "Temporal Interpolation" filters...do they require particles to be defined for every time step?](https://discourse.paraview.org/t/temporal-particles-to-path-lines-and-temporal-interpolation-filters-do-they-require-particles-to-be-defined-for-every-time-step/7322)

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**Author:** [@datathing](https://discourse.paraview.org/u/datathing)\
**Replies:** 4\
**Last updated:** [June 1, 2021, 2:00am UTC](https://discourse.paraview.org/t/temporal-particles-to-path-lines-and-temporal-interpolation-filters-do-they-require-particles-to-be-defined-for-every-time-step/7322 "2021-06-01T02:00:19Z")

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The output from my modelling software doesn’t define every particle at every time step and it seems to be causing havoc with two filters: Temporal Particles to Path-lines filter: No path-lines drawn for particles if t…

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## [Compiling ParaView with EGL for the conda-forge (Python) community](https://discourse.paraview.org/t/compiling-paraview-with-egl-for-the-conda-forge-python-community/7315)

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**Author:** [@basnijholt](https://discourse.paraview.org/u/basnijholt)\
**Replies:** 5\
**Last updated:** [May 31, 2021, 2:31pm UTC](https://discourse.paraview.org/t/compiling-paraview-with-egl-for-the-conda-forge-python-community/7315 "2021-05-31T14:31:29Z")

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Hi all, My team and I all develop on a remote Python environment on the Azure cloud. Would like to run ParaView on these headless machines to visualize the systems we are engineering. Since everyone is using conda + co…

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## [is there a way to export data as 3D-array so I can "navigate" on cells more efficiently?](https://discourse.paraview.org/t/is-there-a-way-to-export-data-as-3d-array-so-i-can-navigate-on-cells-more-efficiently/7327)

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**Author:** [@coreman](https://discourse.paraview.org/u/coreman)\
**Replies:** 6\
**Last updated:** [May 31, 2021, 1:53pm UTC](https://discourse.paraview.org/t/is-there-a-way-to-export-data-as-3d-array-so-i-can-navigate-on-cells-more-efficiently/7327 "2021-05-31T13:53:35Z")

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Hi there! Basically I’m working with “pandas” and want to create an algorithm that: Creates a group of Cells (with some criterion), then checks its “neighbouring” cells. Thing is, I cant easily track “Neighbouring” …

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## [Extract Time Steps from Point Data](https://discourse.paraview.org/t/extract-time-steps-from-point-data/4343)

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**Author:** [@amarcozzi11](https://discourse.paraview.org/u/amarcozzi11)\
**Replies:** 5\
**Last updated:** [May 29, 2021, 8:01pm UTC](https://discourse.paraview.org/t/extract-time-steps-from-point-data/4343 "2021-05-29T20:01:13Z")

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I’ve imported a .csv with x, y, z coordinate information for one single point, a value that I’m interested in colormapping, and a time stamp. I’d like to extract the time steps from the time variable and apply that to th…

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## [Help with error message: In vtkDataArray.cxx, line 525 vtkIdTypeArray Type mismatch: Source: float Dest: idtype](https://discourse.paraview.org/t/help-with-error-message-in-vtkdataarray-cxx-line-525-vtkidtypearray-type-mismatch-source-float-dest-idtype/7288)

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**Author:** [@samridhsharma](https://discourse.paraview.org/u/samridhsharma)\
**Replies:** 9\
**Last updated:** [May 29, 2021, 9:02am UTC](https://discourse.paraview.org/t/help-with-error-message-in-vtkdataarray-cxx-line-525-vtkidtypearray-type-mismatch-source-float-dest-idtype/7288 "2021-05-29T09:02:24Z")

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When selecting cells and performing “Plot selection over time”, paraview gives following error: ERROR: In /build/paraview-vlxewD/paraview-5.7.0/VTK/Common/Core/vtkDataArray.cxx, line 525 vtkIdTypeArray (0x55bae0649ea0):…

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## [XML format for a file that only contains points?](https://discourse.paraview.org/t/xml-format-for-a-file-that-only-contains-points/7308)

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**Author:** [@datathing](https://discourse.paraview.org/u/datathing)\
**Replies:** 4\
**Last updated:** [May 28, 2021, 7:32pm UTC](https://discourse.paraview.org/t/xml-format-for-a-file-that-only-contains-points/7308 "2021-05-28T19:32:56Z")

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This should be an incredibly simple question, but I can’t get this to work. What is wrong with the XML file below such that I can’t plot the the points as XYZ in ParaView? \<?xml version="1.0"?\> \<VTKFile type="Unstructur…

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## [NetCDF](https://discourse.paraview.org/t/netcdf/7204)

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**Author:** [@frank\_forster](https://discourse.paraview.org/u/frank_forster)\
**Replies:** 9\
**Last updated:** [May 28, 2021, 4:44pm UTC](https://discourse.paraview.org/t/netcdf/7204 "2021-05-28T16:44:24Z")

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Hello, When I import my NetCDF file in Paraview, only the variables names followed by “\_units” are available. I’d like to see the variables results. Have you any idea please ? Thanks in advance, Frank

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## [Can I view solutions on a 1D mesh (from a .vtu file)](https://discourse.paraview.org/t/can-i-view-solutions-on-a-1d-mesh-from-a-vtu-file/3823)

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**Author:** [@krishnakumar](https://discourse.paraview.org/u/krishnakumar)\
**Replies:** 17\
**Last updated:** [May 28, 2021, 10:12am UTC](https://discourse.paraview.org/t/can-i-view-solutions-on-a-1d-mesh-from-a-vtu-file/3823 "2021-05-28T10:12:13Z")

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Using deal.II, I have written the finite-element simulation results of a 1D time-dependent diffusion equation as a set of .vtu files (one per time-step). Is there a way I can use paraview to visualise the results?

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## [NoData - Slice](https://discourse.paraview.org/t/nodata-slice/7317)

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**Author:** [@frank\_forster](https://discourse.paraview.org/u/frank_forster)\
**Replies:** 0\
**Last updated:** [May 28, 2021, 9:52am UTC](https://discourse.paraview.org/t/nodata-slice/7317 "2021-05-28T09:52:34Z")

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Hello, I have a netCDF file with a data at 1,5m but surrounded by NoData. Have you an idea to isolate it please ? I didn’t manage to make the Nodata invisible. I didn’t manage to make a slice at that level. Thank…

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## [How to plot multiple individual particles moving?](https://discourse.paraview.org/t/how-to-plot-multiple-individual-particles-moving/7310)

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**Author:** [@Maveryck](https://discourse.paraview.org/u/Maveryck)\
**Replies:** 1\
**Last updated:** [May 28, 2021, 9:37am UTC](https://discourse.paraview.org/t/how-to-plot-multiple-individual-particles-moving/7310 "2021-05-28T09:37:54Z")

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Hello, I have 5 particles interacting with each other through a gravitational field. For each particle I create a text file particle\_n.dat that contains 7 columns: time, the coordinates x, y, z and the velocity in each …

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## [Importing Shapefiles](https://discourse.paraview.org/t/importing-shapefiles/7301)

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**Author:** [@wem80](https://discourse.paraview.org/u/wem80)\
**Replies:** 6\
**Last updated:** [May 27, 2021, 8:24am UTC](https://discourse.paraview.org/t/importing-shapefiles/7301 "2021-05-27T08:24:57Z")

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Hello, I am new to ParaView and I would like to import a shapefile to to the model in the area where the arrow is. I found a reference to ParaViewGeo plugin but it seems like that site is discontinued and I couldn’t do…

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## [Linker error when using pvpython](https://discourse.paraview.org/t/linker-error-when-using-pvpython/7297)

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**Author:** [@mbm](https://discourse.paraview.org/u/mbm)\
**Replies:** 8\
**Last updated:** [May 26, 2021, 7:41pm UTC](https://discourse.paraview.org/t/linker-error-when-using-pvpython/7297 "2021-05-26T19:41:09Z")

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I am trying to use the headless build of paraview 5.9.1 (EGL and Mesa) that I downloaded from the Paraview website (ParaView-5.9.0-egl-MPI-Linux-Python3.8-64bit.tar.gz). I have not found a guide for running this, so I t…

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## [Error importing .pvd file with associated .vtr files.](https://discourse.paraview.org/t/error-importing-pvd-file-with-associated-vtr-files/7292)

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**Author:** [@datathing](https://discourse.paraview.org/u/datathing)\
**Replies:** 2\
**Last updated:** [May 26, 2021, 3:00pm UTC](https://discourse.paraview.org/t/error-importing-pvd-file-with-associated-vtr-files/7292 "2021-05-26T15:00:15Z")

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Hi, I have a very simple .pvd file with only two associated .vtr files (attached), but when I try to import the .pvd file I get a number of errors: The individual .vtr files plot just fine, and the .pvd file appears…

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## [VTKPythonAlgorithmBase with two outputs ports and time dependent data](https://discourse.paraview.org/t/vtkpythonalgorithmbase-with-two-outputs-ports-and-time-dependent-data/7300)

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**Author:** [@Felipe\_Bordeu](https://discourse.paraview.org/u/Felipe_Bordeu)\
**Replies:** 2\
**Last updated:** [May 26, 2021, 2:41pm UTC](https://discourse.paraview.org/t/vtkpythonalgorithmbase-with-two-outputs-ports-and-time-dependent-data/7300 "2021-05-26T14:41:27Z")

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Hello, I have a user with a python plugin (VTKPythonAlgorithmBase as the base class) with two outputs : class OnlineRomReader(VTKPythonAlgorithmBase): def init(self): VTKPythonAlgorithmBase.init(self, nInputPorts=0, …

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## [Hide dataset outside its time interval](https://discourse.paraview.org/t/hide-dataset-outside-its-time-interval/7271)

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**Author:** [@Zetison](https://discourse.paraview.org/u/Zetison)\
**Replies:** 6\
**Last updated:** [May 26, 2021, 12:39pm UTC](https://discourse.paraview.org/t/hide-dataset-outside-its-time-interval/7271 "2021-05-26T12:39:22Z")

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I have two pvd-files defined over two separate intervals with some overlap. Is it possible for paraview to hide results for the file (and its dependent objects) which is outside its designated timeinterval? Example. fi…

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## [Save modes](https://discourse.paraview.org/t/save-modes/7290)

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**Author:** [@frank\_forster](https://discourse.paraview.org/u/frank_forster)\
**Replies:** 2\
**Last updated:** [May 25, 2021, 1:52pm UTC](https://discourse.paraview.org/t/save-modes/7290 "2021-05-25T13:52:24Z")

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Hello, Is there a saving mode that include the data, the filters and all the parameters ? Thanks, Frank

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## [Exporting only one CSV from pipeline](https://discourse.paraview.org/t/exporting-only-one-csv-from-pipeline/7289)

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**Author:** [@PA\_M](https://discourse.paraview.org/u/PA_M)\
**Replies:** 1\
**Last updated:** [May 25, 2021, 12:57pm UTC](https://discourse.paraview.org/t/exporting-only-one-csv-from-pipeline/7289 "2021-05-25T12:57:10Z")

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Hello everyone, I have been working on Paraview from an XMF file, which corresponds to a single time step from DNS computations. From it, I have applied several Calculators, Programmable Filters and so forth, followed b…

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## [Export GLTF from a GLTF](https://discourse.paraview.org/t/export-gltf-from-a-gltf/7284)

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**Author:** [@frank\_forster](https://discourse.paraview.org/u/frank_forster)\
**Replies:** 4\
**Last updated:** [May 25, 2021, 8:19am UTC](https://discourse.paraview.org/t/export-gltf-from-a-gltf/7284 "2021-05-25T08:19:03Z")

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Hello, I used FME to convert buidling to open them in Paraview. I only found the GLTF as a compatible output format. I can read it with Paraview but when I export the scene as a GLTF I only have the geographic extent in…

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## [Append external cell data to a mesh and visualize the data](https://discourse.paraview.org/t/append-external-cell-data-to-a-mesh-and-visualize-the-data/6857)

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**Author:** [@hchen139](https://discourse.paraview.org/u/hchen139)\
**Replies:** 2\
**Last updated:** [May 25, 2021, 4:47am UTC](https://discourse.paraview.org/t/append-external-cell-data-to-a-mesh-and-visualize-the-data/6857 "2021-05-25T04:47:25Z")

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I have an exodus mesh file and a csv data file. The csv data are cell data, i.e., the data are for element in the mesh file. Now, I would like to “combine” these two files so that I can visualize the csv data on the mesh…

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## [Visualize one streamline from streamlines.](https://discourse.paraview.org/t/visualize-one-streamline-from-streamlines/6997)

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**Author:** [@Rajesh](https://discourse.paraview.org/u/Rajesh)\
**Replies:** 8\
**Last updated:** [May 24, 2021, 6:13pm UTC](https://discourse.paraview.org/t/visualize-one-streamline-from-streamlines/6997 "2021-05-24T18:13:33Z")

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Hello Everyone, This may sound silly. I am new to ParaView. Can anyone help me with how to visualise 1 streamline (user’s wish) from streamlines?. Thanks in advance.

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