# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=197

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

**Page:** 198

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## [Failed to load .hdr file](https://discourse.slicer.org/t/failed-to-load-hdr-file/25912)

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**Author:** [@Sherry](https://discourse.slicer.org/u/Sherry)\
**Replies:** 18\
**Last updated:** [October 28, 2022, 11:00am UTC](https://discourse.slicer.org/t/failed-to-load-hdr-file/25912 "2022-10-28T11:00:11Z")

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Hello everyone, I have a question, I can’t upload data to the 3D slicer, although I’ve searched a lot, but I still don’t understand why it doesn’t work. I am attaching my error and would be very happy if someone could he…

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## [Interaction Handles for a Model Node](https://discourse.slicer.org/t/interaction-handles-for-a-model-node/25946)

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**Author:** [@seanchoi0519](https://discourse.slicer.org/u/seanchoi0519)\
**Replies:** 0\
**Last updated:** [October 28, 2022, 5:17am UTC](https://discourse.slicer.org/t/interaction-handles-for-a-model-node/25946 "2022-10-28T05:17:31Z")

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Hi, Is SetHandlesInteractive for Models implemented yet? Is there an easier way of enabling interactive handles for models? Thank you

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## [Downsampling NRRDs prior to importation?](https://discourse.slicer.org/t/downsampling-nrrds-prior-to-importation/23004)

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**Author:** [@chris](https://discourse.slicer.org/u/chris)\
**Replies:** 2\
**Last updated:** [October 28, 2022, 2:40am UTC](https://discourse.slicer.org/t/downsampling-nrrds-prior-to-importation/23004 "2022-10-28T02:40:37Z")

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Operating system: Windows 10 Enterprise Version 21H2 with 128 GB of installed RAM Slicer version: 4.11.20210226 Expected behavior: I am working on a geometric morphometrics project with micro-CT scans of fish skeletons…

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## [Segmentation statistics](https://discourse.slicer.org/t/segmentation-statistics/25927)

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**Author:** [@sandigeeup](https://discourse.slicer.org/u/sandigeeup)\
**Replies:** 1\
**Last updated:** [October 27, 2022, 11:47pm UTC](https://discourse.slicer.org/t/segmentation-statistics/25927 "2022-10-27T23:47:49Z")

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Hi please can you clarify how volume segmentation statistics is calculated in the segmentation stats? As i understand it Volume is measured by multiplying the height × width × depth = volume, but that is for a cube shape…

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## [How to save database in a different location than files were uploaded from?](https://discourse.slicer.org/t/how-to-save-database-in-a-different-location-than-files-were-uploaded-from/25875)

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**Author:** [@millicentroach](https://discourse.slicer.org/u/millicentroach)\
**Replies:** 6\
**Last updated:** [October 27, 2022, 6:21pm UTC](https://discourse.slicer.org/t/how-to-save-database-in-a-different-location-than-files-were-uploaded-from/25875 "2022-10-27T18:21:11Z")

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Hello! I need to upload dicom images from a different location than I want to save the database. Do any of you know how to do that? Your help would be greatly appreciated. Thank you

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## [Export red slice as array with specific zoom](https://discourse.slicer.org/t/export-red-slice-as-array-with-specific-zoom/25925)

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**Author:** [@bserrano](https://discourse.slicer.org/u/bserrano)\
**Replies:** 1\
**Last updated:** [October 27, 2022, 5:21pm UTC](https://discourse.slicer.org/t/export-red-slice-as-array-with-specific-zoom/25925 "2022-10-27T17:21:03Z")

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Hi, I want to extract the image of the red slice as seen in the visualisation. That is, with the corresponding zoom and dimension. I don’t need the dicom file, just the array of values in HU. How can I do this? Thanks …

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## [Segmentation object naming scheme inconsistency](https://discourse.slicer.org/t/segmentation-object-naming-scheme-inconsistency/25902)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 3\
**Last updated:** [October 27, 2022, 4:52pm UTC](https://discourse.slicer.org/t/segmentation-object-naming-scheme-inconsistency/25902 "2022-10-27T16:52:34Z")

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When I right click an object in Data module and choose segment this, the resultant segmentation object inherits the prefix of the volume name. However, if I go to the Segment Editor, it automatically creates a generic se…

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## [Vtk code location](https://discourse.slicer.org/t/vtk-code-location/25936)

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**Author:** [@bserrano](https://discourse.slicer.org/u/bserrano)\
**Replies:** 1\
**Last updated:** [October 27, 2022, 3:55pm UTC](https://discourse.slicer.org/t/vtk-code-location/25936 "2022-10-27T15:55:58Z")

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Hi, I’m struggling to find the code for slicer.vtkImageSlicePaint(). Does anyone know where I can find it? Many thanks, Belén

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## [Transform and Harden to establish Orthogonal view](https://discourse.slicer.org/t/transform-and-harden-to-establish-orthogonal-view/25914)

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**Author:** [@juliangallaun](https://discourse.slicer.org/u/juliangallaun)\
**Replies:** 2\
**Last updated:** [October 27, 2022, 5:46am UTC](https://discourse.slicer.org/t/transform-and-harden-to-establish-orthogonal-view/25914 "2022-10-27T05:46:20Z")

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Hello Everyone, I have a problem with my scanned fish heads (from µCT, tiff-files). My scans are shifted and I wand to bring them in an standardized orthogonal view. I tried to replicate it like in this video:" https://…

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## [About Surface Rendering Algorithm](https://discourse.slicer.org/t/about-surface-rendering-algorithm/25907)

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**Author:** [@wawa](https://discourse.slicer.org/u/wawa)\
**Replies:** 1\
**Last updated:** [October 27, 2022, 5:37am UTC](https://discourse.slicer.org/t/about-surface-rendering-algorithm/25907 "2022-10-27T05:37:37Z")

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Hello, I tried saving surface rendering as STL file using Segment Editor module. I wonder whether the surface rendering uses the Marching Cubes algorithm or other algorithms? Thank you. Regards

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## [Cannot find Slicer-3.6's SpineSegmentation module in latest Slicer version](https://discourse.slicer.org/t/cannot-find-slicer-3-6s-spinesegmentation-module-in-latest-slicer-version/25908)

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**Author:** [@parhatpiko](https://discourse.slicer.org/u/parhatpiko)\
**Replies:** 1\
**Last updated:** [October 27, 2022, 5:33am UTC](https://discourse.slicer.org/t/cannot-find-slicer-3-6s-spinesegmentation-module-in-latest-slicer-version/25908 "2022-10-27T05:33:51Z")

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Operating system:Windows 10 Slicer version: 5.1.0 Expected behavior: Segment the MRI Spine slice Actual behavior: Cannot get the module mentioned in Documentation page Hi everyone I plan to segment the Spine MRI whic…

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## [Interpolation of gradient opacity function](https://discourse.slicer.org/t/interpolation-of-gradient-opacity-function/25905)

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**Author:** [@Amin\_Nasim\_saravi](https://discourse.slicer.org/u/Amin_Nasim_saravi)\
**Replies:** 1\
**Last updated:** [October 27, 2022, 5:29am UTC](https://discourse.slicer.org/t/interpolation-of-gradient-opacity-function/25905 "2022-10-27T05:29:14Z")

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Hello, I have a couple of questions regarding the gradient opacity function available in the volume rendering section. In “Advanced” there is an interpolation setting with two options (linear and nearest neighbor). D…

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## [vtkMRMLSubjectHierarchyNode causes Slicer to crash during surgical plan](https://discourse.slicer.org/t/vtkmrmlsubjecthierarchynode-causes-slicer-to-crash-during-surgical-plan/25852)

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**Author:** [@mau\_igna\_06](https://discourse.slicer.org/u/mau_igna_06)\
**Replies:** 5\
**Last updated:** [October 27, 2022, 3:56am UTC](https://discourse.slicer.org/t/vtkmrmlsubjecthierarchynode-causes-slicer-to-crash-during-surgical-plan/25852 "2022-10-27T03:56:46Z")

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Hi. Thank you for the hardwork on Slicer development! I have developed a very nice feature I would like to integrate to the main branch of GitHub - SlicerIGT/SlicerBoneReconstructionPlanner: 3D Slicer module for plannin…

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## [Difference in STL file exported from 3DSlicer and created in Matlab](https://discourse.slicer.org/t/difference-in-stl-file-exported-from-3dslicer-and-created-in-matlab/25850)

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**Author:** [@SimoneCR](https://discourse.slicer.org/u/SimoneCR)\
**Replies:** 18\
**Last updated:** [October 26, 2022, 5:46pm UTC](https://discourse.slicer.org/t/difference-in-stl-file-exported-from-3dslicer-and-created-in-matlab/25850 "2022-10-26T17:46:18Z")

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I have a 512x512x331 DICOM volume of a CT scan, with voxel size of 0.723x0.723x0.8. I manually segmented (Region Growing) it in 3DSlicer to retain the femur head only. Exporting this segment to STL file, I can see that i…

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## [Volumes vs models vs segmentations](https://discourse.slicer.org/t/volumes-vs-models-vs-segmentations/10792)

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**Author:** [@jens-k](https://discourse.slicer.org/u/jens-k)\
**Replies:** 7\
**Last updated:** [October 26, 2022, 4:54pm UTC](https://discourse.slicer.org/t/volumes-vs-models-vs-segmentations/10792 "2022-10-26T16:54:48Z")

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Hey everyone, I’m new to slicer and I am a bit confused about all the different possible types of 3D data. Terms used in the documentation and tutorial videos are volumes, models, and segmentations, as well as labelmap…

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## [Removing an axis of rotation](https://discourse.slicer.org/t/removing-an-axis-of-rotation/25876)

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**Author:** [@Aamir\_Khan](https://discourse.slicer.org/u/Aamir_Khan)\
**Replies:** 3\
**Last updated:** [October 25, 2022, 10:17pm UTC](https://discourse.slicer.org/t/removing-an-axis-of-rotation/25876 "2022-10-25T22:17:40Z")

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Hi, I have been trying develop a module where by: Specify the center of sphere (done) Specify the radius of sphere (done) USing dynamic modeler to specify the thickness of the sphere (done) Using dynamic modeler to cu…

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## [Hi I need to segment each lung volume into 6 segments using well-defined landmarks but I do not know how to create these additional segments](https://discourse.slicer.org/t/hi-i-need-to-segment-each-lung-volume-into-6-segments-using-well-defined-landmarks-but-i-do-not-know-how-to-create-these-additional-segments/25901)

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**Author:** [@02gennaio](https://discourse.slicer.org/u/02gennaio)\
**Replies:** 3\
**Last updated:** [October 25, 2022, 8:25pm UTC](https://discourse.slicer.org/t/hi-i-need-to-segment-each-lung-volume-into-6-segments-using-well-defined-landmarks-but-i-do-not-know-how-to-create-these-additional-segments/25901 "2022-10-25T20:25:53Z")

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Operating system: Slicer version: Expected behavior: Actual behavior:

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## [Wrong resolution after 'Segmentation geometry'](https://discourse.slicer.org/t/wrong-resolution-after-segmentation-geometry/25732)

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**Author:** [@michielzeeuw](https://discourse.slicer.org/u/michielzeeuw)\
**Replies:** 3\
**Last updated:** [October 25, 2022, 6:51pm UTC](https://discourse.slicer.org/t/wrong-resolution-after-segmentation-geometry/25732 "2022-10-25T18:51:02Z")

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Hi all, We developed an automatic segmentation model for tumors in the liver. The output we get is in nifti file and still needs to corrected in Slicer 3D. I upload the scan (nifti.gz) and segmentation (nifti) in Slice…

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## [Load python script from harddisk in Slicers´s Python Interactor?](https://discourse.slicer.org/t/load-python-script-from-harddisk-in-slicers-s-python-interactor/17399)

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**Author:** [@rbumm](https://discourse.slicer.org/u/rbumm)\
**Replies:** 9\
**Last updated:** [October 25, 2022, 3:37pm UTC](https://discourse.slicer.org/t/load-python-script-from-harddisk-in-slicers-s-python-interactor/17399 "2022-10-25T15:37:29Z")

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I was looking for that for ages about a month ago, so I just want to share the solution here (it may be obvious to you experts): You can load and run a python script from the hard drive in the Python interactor (one-lin…

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## [How to rotate or change orientation of plane node](https://discourse.slicer.org/t/how-to-rotate-or-change-orientation-of-plane-node/25896)

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**Author:** [@seanchoi0519](https://discourse.slicer.org/u/seanchoi0519)\
**Replies:** 1\
**Last updated:** [October 25, 2022, 2:54pm UTC](https://discourse.slicer.org/t/how-to-rotate-or-change-orientation-of-plane-node/25896 "2022-10-25T14:54:02Z")

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Hello, Sorry if this is a dumb question! Once I’ve set the origin and axes of my newly created plane node, how can I change the orientation of the plane? Is there a way to simply initialize it with initial orientation …

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## [How to set MONAI Label extension parameters in 3D Slicer](https://discourse.slicer.org/t/how-to-set-monai-label-extension-parameters-in-3d-slicer/24379)

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**Author:** [@platanus](https://discourse.slicer.org/u/platanus)\
**Replies:** 13\
**Last updated:** [October 25, 2022, 12:46pm UTC](https://discourse.slicer.org/t/how-to-set-monai-label-extension-parameters-in-3d-slicer/24379 "2022-10-25T12:46:53Z")

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Hello. All members of 3D-Slicer. I have a question for setting option of MONAI Label extension. . I want to extract brain tumor using a DICOM(MRI) file in MONAI Label module. When I conducted modeling in MONAI Label,…

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## [Integrating a model (.pth) in Slicer for segmentation in monailabel](https://discourse.slicer.org/t/integrating-a-model-pth-in-slicer-for-segmentation-in-monailabel/25892)

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**Author:** [@deboshree\_roy](https://discourse.slicer.org/u/deboshree_roy)\
**Replies:** 0\
**Last updated:** [October 25, 2022, 12:32pm UTC](https://discourse.slicer.org/t/integrating-a-model-pth-in-slicer-for-segmentation-in-monailabel/25892 "2022-10-25T12:32:01Z")

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Operating system: Windows Slicer version: 5.0.3 Expected behavior: The custom designed pre-trained models are working fine. I am trying to load my own model (.pth) and expecting a good result Actual behavior: On loadi…

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## [Adding a custom pre-trained module to monailbel app in Slicer](https://discourse.slicer.org/t/adding-a-custom-pre-trained-module-to-monailbel-app-in-slicer/25891)

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**Author:** [@deboshree\_roy](https://discourse.slicer.org/u/deboshree_roy)\
**Replies:** 0\
**Last updated:** [October 25, 2022, 12:31pm UTC](https://discourse.slicer.org/t/adding-a-custom-pre-trained-module-to-monailbel-app-in-slicer/25891 "2022-10-25T12:31:11Z")

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Operating system:Windows Slicer version: 5.3.0 Expected behavior: Loaded a path of module (.pth file) to Deepedit config file. The model has been tested and found to generate fine results. Actual behavior: The same mo…

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## [Parenchyma analysis](https://discourse.slicer.org/t/parenchyma-analysis/25132)

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**Author:** [@kalbim](https://discourse.slicer.org/u/kalbim)\
**Replies:** 4\
**Last updated:** [October 25, 2022, 12:30pm UTC](https://discourse.slicer.org/t/parenchyma-analysis/25132 "2022-10-25T12:30:49Z")

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Hello, this is my first time trying this software and I don’t really understand programming and coding. I followed the tutorials but for some reason the software doesn’t create the lung density histogram. As label …

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## [Slicer is compiled through the tools cmake, VS2022 on the Win10 platform, and the compiled project can be directly developed on other Windows 10 platforms? If so, how do you need to configure it?](https://discourse.slicer.org/t/slicer-is-compiled-through-the-tools-cmake-vs2022-on-the-win10-platform-and-the-compiled-project-can-be-directly-developed-on-other-windows-10-platforms-if-so-how-do-you-need-to-configure-it/25855)

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**Author:** [@lhf](https://discourse.slicer.org/u/lhf)\
**Replies:** 2\
**Last updated:** [October 25, 2022, 6:55am UTC](https://discourse.slicer.org/t/slicer-is-compiled-through-the-tools-cmake-vs2022-on-the-win10-platform-and-the-compiled-project-can-be-directly-developed-on-other-windows-10-platforms-if-so-how-do-you-need-to-configure-it/25855 "2022-10-25T06:55:01Z")

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Operating system:window10. Slicer version:The most recent version of slicer. Expected behavior:The slicer compiled by the tool can be developed on the Win10 platform. Actual behavior:The slicer compiled by the tool ha…

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## [Python interactor new features \[load script, recent scripts\]](https://discourse.slicer.org/t/python-interactor-new-features-load-script-recent-scripts/25859)

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**Author:** [@mrrezaie](https://discourse.slicer.org/u/mrrezaie)\
**Replies:** 2\
**Last updated:** [October 25, 2022, 4:59am UTC](https://discourse.slicer.org/t/python-interactor-new-features-load-script-recent-scripts/25859 "2022-10-25T04:59:51Z")

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Hi, The Python interactor is not user-friendly at all and it would be great if it has a section in GUI for choosing and loading a script (.py file) as well as a history of recently loaded scripts (e.g. right-click on th…

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## [Lung segmentation for Goddard Score](https://discourse.slicer.org/t/lung-segmentation-for-goddard-score/25878)

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**Author:** [@yopi.simargi](https://discourse.slicer.org/u/yopi.simargi)\
**Replies:** 0\
**Last updated:** [October 25, 2022, 2:12am UTC](https://discourse.slicer.org/t/lung-segmentation-for-goddard-score/25878 "2022-10-25T02:12:14Z")

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Operating system: iOS Slicer version: 5.03 Expected behavior: Working properly Actual behavior: Not working at all Hi all, I am trying to use Slicer 5.03 to calculate Goddard score. The first problem is if I use pare…

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## [Extracting co-ordinates of point cloud in a segmentation](https://discourse.slicer.org/t/extracting-co-ordinates-of-point-cloud-in-a-segmentation/1857)

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**Author:** [@HarishRRao](https://discourse.slicer.org/u/HarishRRao)\
**Replies:** 6\
**Last updated:** [October 24, 2022, 9:57pm UTC](https://discourse.slicer.org/t/extracting-co-ordinates-of-point-cloud-in-a-segmentation/1857 "2022-10-24T21:57:51Z")

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I want to extract xyz co-ordinates of point cloud of a segment created in Slicer. I have tried saving a segment as a .ply file and then opened the same in Meshlab and saved it as a .xyz file to get the physical co-ordina…

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## [Create volume node from dcm list](https://discourse.slicer.org/t/create-volume-node-from-dcm-list/25864)

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**Author:** [@bserrano](https://discourse.slicer.org/u/bserrano)\
**Replies:** 3\
**Last updated:** [October 24, 2022, 8:39pm UTC](https://discourse.slicer.org/t/create-volume-node-from-dcm-list/25864 "2022-10-24T20:39:08Z")

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Hi, I want to automatically create a volume node from a list of dcm files, without having to “import” the files into Slicer, because the list is already in Slicer as a variable. Is there a way to do it? Thanks,

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## [Reposition imported stl - possible?](https://discourse.slicer.org/t/reposition-imported-stl-possible/25846)

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**Author:** [@eNable\_Polska](https://discourse.slicer.org/u/eNable_Polska)\
**Replies:** 3\
**Last updated:** [October 24, 2022, 6:10pm UTC](https://discourse.slicer.org/t/reposition-imported-stl-possible/25846 "2022-10-24T18:10:34Z")

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How can I change the position of an imported stl model? I want to put two models of the skull on top of each other, unfortunately they are oriented slightly differently in space. Is it possible to reposition one of the …

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