# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=299

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

**Page:** 300

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## [Cannot load DVF](https://discourse.slicer.org/t/cannot-load-dvf/15807)

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**Author:** [@toyama](https://discourse.slicer.org/u/toyama)\
**Replies:** 4\
**Last updated:** [February 5, 2021, 10:07am UTC](https://discourse.slicer.org/t/cannot-load-dvf/15807 "2021-02-05T10:07:44Z")

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When I tried to import a DVF (.dcm file) created by another software, the message “Not Dicom File” was displayed. Please let me know if there is a way to import a DVF created by a software other than 3DSlicer.

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## [Comparing Dose accumulation from TPS Varian Eclipse and 3D Slicer](https://discourse.slicer.org/t/comparing-dose-accumulation-from-tps-varian-eclipse-and-3d-slicer/15796)

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**Author:** [@jannah\_fj](https://discourse.slicer.org/u/jannah_fj)\
**Replies:** 1\
**Last updated:** [February 5, 2021, 4:31am UTC](https://discourse.slicer.org/t/comparing-dose-accumulation-from-tps-varian-eclipse-and-3d-slicer/15796 "2021-02-05T04:31:21Z")

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Hello there, I tried to do the accumulation of doses with 3D Slicer, then I compared with the accumulated doses from the TPS simulation results of the varian eclipse manually (neither use the dose comparison nor the DVH …

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## ["Show 3D" only meshing outside of ROI](https://discourse.slicer.org/t/show-3d-only-meshing-outside-of-roi/15826)

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**Author:** [@d\_roscoe\_j](https://discourse.slicer.org/u/d_roscoe_j)\
**Replies:** 3\
**Last updated:** [February 5, 2021, 4:18am UTC](https://discourse.slicer.org/t/show-3d-only-meshing-outside-of-roi/15826 "2021-02-05T04:18:47Z")

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After uploading a .vol file of an sonogram, I create a volume rendering of the file and crop the ROI to be the section I want isolated (roughly) then change the “gradient anisotropic diffusion” of the roi, creating a new…

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## [Computer slows down after volume is oversampled](https://discourse.slicer.org/t/computer-slows-down-after-volume-is-oversampled/15743)

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**Author:** [@Jason\_Wong](https://discourse.slicer.org/u/Jason_Wong)\
**Replies:** 20\
**Last updated:** [February 5, 2021, 4:15am UTC](https://discourse.slicer.org/t/computer-slows-down-after-volume-is-oversampled/15743 "2021-02-05T04:15:12Z")

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I think I’ve managed to oversample the volume. Although, it seems that whenever I try to do so, the panels turn blank on a relatively strong computer but lags my computer intensely when I use a weaker computer. Is it pos…

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## [Fail to convert DICOM to nrrd](https://discourse.slicer.org/t/fail-to-convert-dicom-to-nrrd/15855)

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**Author:** [@ecgt](https://discourse.slicer.org/u/ecgt)\
**Replies:** 1\
**Last updated:** [February 5, 2021, 3:19am UTC](https://discourse.slicer.org/t/fail-to-convert-dicom-to-nrrd/15855 "2021-02-05T03:19:35Z")

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Operating system:Windows Slicer version:4.11.20200930 r29402 / 002be18 Expected behavior:convert to nrrd Actual behavior E: can’t determine ‘PhotometricInterpretation’ of decompressed image E: mandatory attribute ‘P…

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## [Programmatic Conversion of RT Struct to nrrd](https://discourse.slicer.org/t/programmatic-conversion-of-rt-struct-to-nrrd/15363)

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**Author:** [@PhilippG](https://discourse.slicer.org/u/PhilippG)\
**Replies:** 17\
**Last updated:** [February 4, 2021, 10:40pm UTC](https://discourse.slicer.org/t/programmatic-conversion-of-rt-struct-to-nrrd/15363 "2021-02-04T22:40:03Z")

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Hi, I first want to say how impressed I am with the persistent and comprehensive support provided by the slicer team on these forums! Now for the boring part… I’m looking to programmatically convert an RTstruct file to…

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## [Change reference system](https://discourse.slicer.org/t/change-reference-system/15840)

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**Author:** [@lorenzo\_bennati](https://discourse.slicer.org/u/lorenzo_bennati)\
**Replies:** 3\
**Last updated:** [February 4, 2021, 4:23pm UTC](https://discourse.slicer.org/t/change-reference-system/15840 "2021-02-04T16:23:38Z")

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Hi everyone, I have a Dicom image that is represented in Slicer using the Anatomical coordinate system (RAS namely Right, Anterior and Superior). I was wondering if it is possible in Slicer to change the reference syst…

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## [From labelmap to model and from model to labelmap python scripts](https://discourse.slicer.org/t/from-labelmap-to-model-and-from-model-to-labelmap-python-scripts/15833)

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**Author:** [@brhoom](https://discourse.slicer.org/u/brhoom)\
**Replies:** 2\
**Last updated:** [February 4, 2021, 3:27pm UTC](https://discourse.slicer.org/t/from-labelmap-to-model-and-from-model-to-labelmap-python-scripts/15833 "2021-02-04T15:27:36Z")

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Dear all, I wrote these to functions to convert between labelmap and model nodes. Is there a similar simple non-slicer solution e.g. using only itk and vtk? def lbl2model(lblNode,lblName): segNode = slicer.mrmlSc…

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## [Segmenting pulmonary fibrosis](https://discourse.slicer.org/t/segmenting-pulmonary-fibrosis/15792)

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**Author:** [@joachim](https://discourse.slicer.org/u/joachim)\
**Replies:** 3\
**Last updated:** [February 4, 2021, 2:39pm UTC](https://discourse.slicer.org/t/segmenting-pulmonary-fibrosis/15792 "2021-02-04T14:39:38Z")

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I was asked to create a model of pulmonary fibrosis (3D-printing). It’s easy to see the structure of cells and thin walls on the images, but it is difficult to segment this structure. Cells drawn by hand Interpolate…

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## [Segmentation edges](https://discourse.slicer.org/t/segmentation-edges/15837)

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**Author:** [@Giulia1](https://discourse.slicer.org/u/Giulia1)\
**Replies:** 1\
**Last updated:** [February 4, 2021, 2:00pm UTC](https://discourse.slicer.org/t/segmentation-edges/15837 "2021-02-04T14:00:44Z")

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Hi! I have a problem during knee segmentation, as the segments are not created with a linear and defined line on the edges (image below). I would like to understand if there is a way to get the outline obtained from the …

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## [Surface Registration (original STL with cbct converted to STL )](https://discourse.slicer.org/t/surface-registration-original-stl-with-cbct-converted-to-stl/15782)

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**Author:** [@robertoruizmu](https://discourse.slicer.org/u/robertoruizmu)\
**Replies:** 6\
**Last updated:** [February 4, 2021, 1:43pm UTC](https://discourse.slicer.org/t/surface-registration-original-stl-with-cbct-converted-to-stl/15782 "2021-02-04T13:43:55Z")

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Hi everyone! I´m trying to make a surface registration with 2 STL files: one STL obteined with an intraoral scanner , and the other STL is a numpy array(cbct) that I segmented and converted to STL with a code I made in…

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## [How to toggle the button of "orthobutton" via python](https://discourse.slicer.org/t/how-to-toggle-the-button-of-orthobutton-via-python/15830)

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**Author:** [@aiden.zhu](https://discourse.slicer.org/u/aiden.zhu)\
**Replies:** 2\
**Last updated:** [February 4, 2021, 7:30am UTC](https://discourse.slicer.org/t/how-to-toggle-the-button-of-orthobutton-via-python/15830 "2021-02-04T07:30:09Z")

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Operating system: windows Slicer version: 4.11.0-2019-06-23 r28335 Expected behavior: Actual behavior: Hi all, What’s the sub-function to control the orthobutton to toggle here? Thanks a lot. Aiden

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## ["Segment Editor" Panel Completely Blank](https://discourse.slicer.org/t/segment-editor-panel-completely-blank/15793)

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**Author:** [@d\_roscoe\_j](https://discourse.slicer.org/u/d_roscoe_j)\
**Replies:** 2\
**Last updated:** [February 3, 2021, 8:33pm UTC](https://discourse.slicer.org/t/segment-editor-panel-completely-blank/15793 "2021-02-03T20:33:32Z")

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I’ve been working on editing a VOL file and when I select “Segment Editor” to start removing parts of the model, the panel that should contain all the segment editor tools is completely blank. I’ve attempted to uninstal…

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## [Cannot import nrrd](https://discourse.slicer.org/t/cannot-import-nrrd/15822)

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**Author:** [@jyhong906](https://discourse.slicer.org/u/jyhong906)\
**Replies:** 1\
**Last updated:** [February 3, 2021, 8:22pm UTC](https://discourse.slicer.org/t/cannot-import-nrrd/15822 "2021-02-03T20:22:47Z")

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Hi, this is my first time using a medical image (nrrd format) Please understand even if there is something lacking. My nrrd files include ROI of ultrasound image. Before analyzing with pyradiomics, I want to use a 3D …

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## [Separate vessels from bones](https://discourse.slicer.org/t/separate-vessels-from-bones/15703)

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**Author:** [@Sevilay\_Karasu](https://discourse.slicer.org/u/Sevilay_Karasu)\
**Replies:** 4\
**Last updated:** [February 3, 2021, 6:09pm UTC](https://discourse.slicer.org/t/separate-vessels-from-bones/15703 "2021-02-03T18:09:59Z")

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Dear sir, when volume rendering is performed on the ct angiography data, arteries is obtained with bone. ı want to see just arteries from ct angiography data, without bone.but ı want to make a transparency on the bone. …

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## [GrowCut segmentation](https://discourse.slicer.org/t/growcut-segmentation/15817)

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**Author:** [@Siegmund\_Lang](https://discourse.slicer.org/u/Siegmund_Lang)\
**Replies:** 1\
**Last updated:** [February 3, 2021, 3:20pm UTC](https://discourse.slicer.org/t/growcut-segmentation/15817 "2021-02-03T15:20:18Z")

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Dear community, is the GrowCut segmentation module still available? I can not find it in the extensions nor in the basic version of 3D slicer. Thank you very much, Siegmund Lang

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## [Elastix registration returns with failure](https://discourse.slicer.org/t/elastix-registration-returns-with-failure/170)

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**Author:** [@Fernando](https://discourse.slicer.org/u/Fernando)\
**Replies:** 8\
**Last updated:** [April 24, 2017, 3:00pm UTC](https://discourse.slicer.org/t/elastix-registration-returns-with-failure/170 "2017-04-24T15:00:50Z")

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Hi Andras, This looks promising! I just tried a general registration and got this: CalledProcessError: Command 'elastix' returned non-zero exit status 1 Also, I have a question: does one have to Create new Scripted…

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## [ROI Median Value Volumetric](https://discourse.slicer.org/t/roi-median-value-volumetric/15742)

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**Author:** [@SmHoop](https://discourse.slicer.org/u/SmHoop)\
**Replies:** 14\
**Last updated:** [February 2, 2021, 3:49pm UTC](https://discourse.slicer.org/t/roi-median-value-volumetric/15742 "2021-02-02T15:49:59Z")

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Hi, Is there a feature that allows an ROI selection that will inform of basic metrics in the ROI such as median, mean, etc? I would like to select a cylinder through a volume and have the data of every slice available (…

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## [Windows python tensorflow](https://discourse.slicer.org/t/windows-python-tensorflow/15791)

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**Author:** [@dSC](https://discourse.slicer.org/u/dSC)\
**Replies:** 2\
**Last updated:** [February 2, 2021, 2:07pm UTC](https://discourse.slicer.org/t/windows-python-tensorflow/15791 "2021-02-02T14:07:35Z")

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Hi Guys, I’m trying to install tensorflow using the command pip\_install(‘tensorflow’). The installation failed with this error: ERROR: Could not install packages due to an OSError: \[Errno 2\] No such file or directory…

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## [Modules not loading after installing some python libraries through the python console](https://discourse.slicer.org/t/modules-not-loading-after-installing-some-python-libraries-through-the-python-console/15787)

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**Author:** [@Atabak](https://discourse.slicer.org/u/Atabak)\
**Replies:** 3\
**Last updated:** [February 2, 2021, 1:54pm UTC](https://discourse.slicer.org/t/modules-not-loading-after-installing-some-python-libraries-through-the-python-console/15787 "2021-02-02T13:54:46Z")

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Hi everyone, I installed a couple of Python libraries (ctk, cv2,…) and my slicer stopped working like before after I restarted it. The errors that I get when I launch the software are the following: Traceback (most re…

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## [Segmentation\_atlas\_template](https://discourse.slicer.org/t/segmentation-atlas-template/15780)

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**Author:** [@sara\_sharifi](https://discourse.slicer.org/u/sara_sharifi)\
**Replies:** 3\
**Last updated:** [February 2, 2021, 1:50pm UTC](https://discourse.slicer.org/t/segmentation-atlas-template/15780 "2021-02-02T13:50:48Z")

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Operating system:7 Slicer version:4.11 Expected behavior: Actual behavior: Hi I am looking for a method called Template or Atlas method that I can use in 3D Slicer software or ITK Snap software to segment kidney im…

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## [Export RTDOSE to DICOM](https://discourse.slicer.org/t/export-rtdose-to-dicom/12141)

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**Author:** [@jannah\_fj](https://discourse.slicer.org/u/jannah_fj)\
**Replies:** 8\
**Last updated:** [February 2, 2021, 1:28pm UTC](https://discourse.slicer.org/t/export-rtdose-to-dicom/12141 "2021-02-02T13:28:03Z")

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Helo there, I have trouble when I want to export RTDose to Dicom. I’ve tried to export but there is just the image or CT that exported on the output file. Meanwhile there is no RTDose. Thank you for your help. Let me E…

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## [".vtk" surface mesh to segmentation](https://discourse.slicer.org/t/vtk-surface-mesh-to-segmentation/15795)

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**Author:** [@rohand24](https://discourse.slicer.org/u/rohand24)\
**Replies:** 1\
**Last updated:** [February 2, 2021, 1:24pm UTC](https://discourse.slicer.org/t/vtk-surface-mesh-to-segmentation/15795 "2021-02-02T13:24:07Z")

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Operating system:Mac OS Catalina 10.15.7 Slicer version: 4.13.0-2020-12-16 r29527 / d63012c Hi, I have a DICOM series and “.vtk” segmentation files (yellow) in the image. I am able to load these files only as models. …

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## [Loading Tiff Stack](https://discourse.slicer.org/t/loading-tiff-stack/15761)

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**Author:** [@mollyselba](https://discourse.slicer.org/u/mollyselba)\
**Replies:** 5\
**Last updated:** [February 2, 2021, 12:17am UTC](https://discourse.slicer.org/t/loading-tiff-stack/15761 "2021-02-02T00:17:33Z")

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Issue 1: I am not sure why I keep having the same issue, but I was hoping you might be able to point me in the right direction. I am trying to load this file: \[http://www.morphosource.org/Detail/MediaDetail/Show/media\_i…

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## [Knowing the node allowed file extensions while saving](https://discourse.slicer.org/t/knowing-the-node-allowed-file-extensions-while-saving/15779)

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**Author:** [@Alex\_Vergara](https://discourse.slicer.org/u/Alex_Vergara)\
**Replies:** 7\
**Last updated:** [February 1, 2021, 7:55pm UTC](https://discourse.slicer.org/t/knowing-the-node-allowed-file-extensions-while-saving/15779 "2021-02-01T19:55:33Z")

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while using saveNode I need to provide the correct file extension, however I failed to know the node class type to create the proper if sentence. Example: node is vtkMRMLScalarVolumeNode =\> filename ends in .nrrd node …

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## [Date Probe collapsible pane is transiently visible](https://discourse.slicer.org/t/date-probe-collapsible-pane-is-transiently-visible/15776)

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**Author:** [@chir.set](https://discourse.slicer.org/u/chir.set)\
**Replies:** 1\
**Last updated:** [February 1, 2021, 7:22pm UTC](https://discourse.slicer.org/t/date-probe-collapsible-pane-is-transiently-visible/15776 "2021-02-01T19:22:19Z")

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Using 4.13.0-2021-01-31 r29669 / 8a3730d on Arch Linux self-built. The Data Probe collapsible pane disappears every time I switch to Volume Rendering from DICOM module. It can be put back with code from here. Restore …

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## [Model Maker crashes Slicer](https://discourse.slicer.org/t/model-maker-crashes-slicer/14895)

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**Author:** [@chir.set](https://discourse.slicer.org/u/chir.set)\
**Replies:** 2\
**Last updated:** [February 1, 2021, 6:42pm UTC](https://discourse.slicer.org/t/model-maker-crashes-slicer/14895 "2021-02-01T18:42:45Z")

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I know that Model Maker is dinosaur and have not been using it since long. Just had a try today with a labelmap volume and noticed that Slicer always crashes with the following output : “Volume” Reader has successfull…

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## [Export Segmentation](https://discourse.slicer.org/t/export-segmentation/15769)

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**Author:** [@oliversaldanha](https://discourse.slicer.org/u/oliversaldanha)\
**Replies:** 2\
**Last updated:** [February 1, 2021, 2:49pm UTC](https://discourse.slicer.org/t/export-segmentation/15769 "2021-02-01T14:49:26Z")

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Operating system: Windows 10 Slicer version:3D Slicer 4.11.20200930 I am very new to the 3D slicer software. I need support to decide which format should I export the segmentation if I need to train the 2D slice with t…

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## [Intrepreting Model to model distance results](https://discourse.slicer.org/t/intrepreting-model-to-model-distance-results/13881)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 8\
**Last updated:** [February 1, 2021, 11:38am UTC](https://discourse.slicer.org/t/intrepreting-model-to-model-distance-results/13881 "2021-02-01T11:38:56Z")

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I have a mouse mandible and corresponding landmarks. I cloned the landmark set, and moved only one landmark quite a bit (the pink landmark is the original, and I moved to the tip of the incisor). Then I created a warping…

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## [SlicerRadiomicsError](https://discourse.slicer.org/t/slicerradiomicserror/15764)

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**Author:** [@Yasuhiro\_TAKEDA](https://discourse.slicer.org/u/Yasuhiro_TAKEDA)\
**Replies:** 0\
**Last updated:** [February 1, 2021, 7:16am UTC](https://discourse.slicer.org/t/slicerradiomicserror/15764 "2021-02-01T07:16:32Z")

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Hi Slicer radiomics doesn’t work well. As in the figure above, I created ROI of brain tumor, set up extract customization, and then press the apply button. However, radiomics failed to output the table. I restarted …

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