# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=233

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

**Page:** 234

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## [How to use ProbeFilter command?](https://discourse.slicer.org/t/how-to-use-probefilter-command/22467)

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**Author:** [@Muhammed\_Fatih\_Talu](https://discourse.slicer.org/u/Muhammed_Fatih_Talu)\
**Replies:** 1\
**Last updated:** [March 12, 2022, 7:56pm UTC](https://discourse.slicer.org/t/how-to-use-probefilter-command/22467 "2022-03-12T19:56:40Z")

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I have Volume and Model data. I can use ProbeVolumeWithModel and produce an OutputModel using Slicer. But I have to do this in code (Python) using Notebook. If there is an example usage of ProbeVolume, can you guide m…

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## [Dcmfiletype.140 to stl or obj](https://discourse.slicer.org/t/dcmfiletype-140-to-stl-or-obj/22458)

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**Author:** [@R\_Mutt](https://discourse.slicer.org/u/R_Mutt)\
**Replies:** 2\
**Last updated:** [March 12, 2022, 6:47pm UTC](https://discourse.slicer.org/t/dcmfiletype-140-to-stl-or-obj/22458 "2022-03-12T18:47:36Z")

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Hello, I am writing from Turkey. First of all, I apologize for my English, I’m translating from google translate. I am a university student and I need to convert baby ultrasound images to stl. Unfortunately, I couldn’t f…

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## [GenericAnatomyColors restart will cause black segment](https://discourse.slicer.org/t/genericanatomycolors-restart-will-cause-black-segment/22463)

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**Author:** [@Dwij\_Mistry](https://discourse.slicer.org/u/Dwij_Mistry)\
**Replies:** 2\
**Last updated:** [March 12, 2022, 6:53am UTC](https://discourse.slicer.org/t/genericanatomycolors-restart-will-cause-black-segment/22463 "2022-03-12T06:53:07Z")

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When we create new segment it is taking segment color from GenericAnatomyColors lookup table. Please correct me if I am wrong. When we are reaching at the end of segment color list it will start from the beginning, but …

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## [Slicer throwing error when selecting jump slices from segment table view](https://discourse.slicer.org/t/slicer-throwing-error-when-selecting-jump-slices-from-segment-table-view/22384)

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**Author:** [@Dwij\_Mistry](https://discourse.slicer.org/u/Dwij_Mistry)\
**Replies:** 1\
**Last updated:** [March 11, 2022, 8:35pm UTC](https://discourse.slicer.org/t/slicer-throwing-error-when-selecting-jump-slices-from-segment-table-view/22384 "2022-03-11T20:35:22Z")

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Slicer is throwing this error when selecting “Jump Slices” option from Segment editor widget → Segment list table → Right click on segment → select Jump slices. Slicer version: 4.13.0-2022-02-17 Operating syste…

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## [Median and IQR values please help](https://discourse.slicer.org/t/median-and-iqr-values-please-help/22448)

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**Author:** [@Saffana](https://discourse.slicer.org/u/Saffana)\
**Replies:** 1\
**Last updated:** [March 11, 2022, 7:27pm UTC](https://discourse.slicer.org/t/median-and-iqr-values-please-help/22448 "2022-03-11T19:27:21Z")

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Hello I am segmenting the lungs and I am looking for median and IQR in the results the software provides mean and SD for the values of segmented lungs Can you help me please? Thank you

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## [How to segment one/more organs using 3DSlicer and add to the existing segmentation file?](https://discourse.slicer.org/t/how-to-segment-one-more-organs-using-3dslicer-and-add-to-the-existing-segmentation-file/22444)

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**Author:** [@Js165](https://discourse.slicer.org/u/Js165)\
**Replies:** 2\
**Last updated:** [March 11, 2022, 6:47pm UTC](https://discourse.slicer.org/t/how-to-segment-one-more-organs-using-3dslicer-and-add-to-the-existing-segmentation-file/22444 "2022-03-11T18:47:43Z")

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I have original CT scans (.nii format) and a corresponding segmentation file (.nii format). Now I want to manually segment one/more organs using 3DSlicer and add to the existing segmentation file (.nii format). I am not …

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## [Slicer program closes after logging out and back in on Windows 10](https://discourse.slicer.org/t/slicer-program-closes-after-logging-out-and-back-in-on-windows-10/22394)

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**Author:** [@mbutle28](https://discourse.slicer.org/u/mbutle28)\
**Replies:** 5\
**Last updated:** [March 11, 2022, 4:46pm UTC](https://discourse.slicer.org/t/slicer-program-closes-after-logging-out-and-back-in-on-windows-10/22394 "2022-03-11T16:46:31Z")

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Hello! I’ve noticed a recurring problem I have with my installation of Slicer 4.112021226. The problem is this: when I have the program open, then log out (with program still open) of my profile on the machine, then lo…

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## [Volume rendering on Windows 11?](https://discourse.slicer.org/t/volume-rendering-on-windows-11/22402)

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**Author:** [@cpinter](https://discourse.slicer.org/u/cpinter)\
**Replies:** 4\
**Last updated:** [March 11, 2022, 2:49pm UTC](https://discourse.slicer.org/t/volume-rendering-on-windows-11/22402 "2022-03-11T14:49:15Z")

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Hi all, One of the computers I use for development updated itself to Windows 11, and since then volume rendering does not show up in the 3D views, neither with Slicers that had been installed before the update, nor newe…

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## [Opening segmentation without mastervolume](https://discourse.slicer.org/t/opening-segmentation-without-mastervolume/22373)

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**Author:** [@laura.h](https://discourse.slicer.org/u/laura.h)\
**Replies:** 1\
**Last updated:** [March 11, 2022, 12:13pm UTC](https://discourse.slicer.org/t/opening-segmentation-without-mastervolume/22373 "2022-03-11T12:13:54Z")

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Operating system: Windows 10 Slicer version: 4.11.20210226 Hello, I am new to slicer and have a problem with opening my finished segmentation without a mastervolume. I use a dummyFile (.nhdr), generated with my origin…

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## [Changing terminology files at runtime](https://discourse.slicer.org/t/changing-terminology-files-at-runtime/22405)

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**Author:** [@marcosrdac](https://discourse.slicer.org/u/marcosrdac)\
**Replies:** 1\
**Last updated:** [March 11, 2022, 11:55am UTC](https://discourse.slicer.org/t/changing-terminology-files-at-runtime/22405 "2022-03-11T11:55:15Z")

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Hello everyone. I need to change the set of segmentation terminology entries I am able to select in the segment editor (when I double click the color of a segment in the segments table) depending on the context I am wor…

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## [DWI ADC calculation](https://discourse.slicer.org/t/dwi-adc-calculation/17641)

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**Author:** [@RO786](https://discourse.slicer.org/u/RO786)\
**Replies:** 11\
**Last updated:** [March 11, 2022, 11:44am UTC](https://discourse.slicer.org/t/dwi-adc-calculation/17641 "2022-03-11T11:44:14Z")

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Operating system:Windows 10 Slicer version: 4.11.2020 Hello everyone, I’m quite new to the 3D slicer platform so very much appreciate any advice. This is not my field of expertise. I want to measure the ADC of the ex…

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## [FreeSurfer output loading on slicer via command line](https://discourse.slicer.org/t/freesurfer-output-loading-on-slicer-via-command-line/22055)

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**Author:** [@Tejasvi0409](https://discourse.slicer.org/u/Tejasvi0409)\
**Replies:** 5\
**Last updated:** [March 11, 2022, 4:36am UTC](https://discourse.slicer.org/t/freesurfer-output-loading-on-slicer-via-command-line/22055 "2022-03-11T04:36:51Z")

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I have been able to load freesurfer volume outputs on the slicer, import segmentations, and perform radiomic feature extraction using the slicer application. However, I would like to do the same using the command line in…

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## [SlicerDMRI cannot be installed.](https://discourse.slicer.org/t/slicerdmri-cannot-be-installed/22441)

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**Author:** [@lizhihong](https://discourse.slicer.org/u/lizhihong)\
**Replies:** 1\
**Last updated:** [March 10, 2022, 9:27pm UTC](https://discourse.slicer.org/t/slicerdmri-cannot-be-installed/22441 "2022-03-10T21:27:16Z")

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version 4.13.0 revision 30691 built 2022-03-10

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## [Annotation of two different volumes at the same time](https://discourse.slicer.org/t/annotation-of-two-different-volumes-at-the-same-time/22292)

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**Author:** [@Karl-Philippe](https://discourse.slicer.org/u/Karl-Philippe)\
**Replies:** 6\
**Last updated:** [March 10, 2022, 5:01pm UTC](https://discourse.slicer.org/t/annotation-of-two-different-volumes-at-the-same-time/22292 "2022-03-10T17:01:27Z")

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Hi, I’m new to Slicer and was wondering if it’s possible to annotate two different volumes (in a three-by-three view, for example) at the same time for registration purposes? In other words, is it possible to display tw…

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## [getFirstNodeByName() returns None when '(' or ')' is in the name](https://discourse.slicer.org/t/getfirstnodebyname-returns-none-when-or-is-in-the-name/22437)

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**Author:** [@koeglfryderyk](https://discourse.slicer.org/u/koeglfryderyk)\
**Replies:** 1\
**Last updated:** [March 10, 2022, 4:56pm UTC](https://discourse.slicer.org/t/getfirstnodebyname-returns-none-when-or-is-in-the-name/22437 "2022-03-10T16:56:17Z")

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Is it a feature or a bug that slicer.util.getFirstNodeByName() returns None when parentheses are in the name of a node?

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## [Except to reconstruction VTA like LEAD-DBS by using 3D Slicer model NetStim](https://discourse.slicer.org/t/except-to-reconstruction-vta-like-lead-dbs-by-using-3d-slicer-model-netstim/22388)

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**Author:** [@zhang](https://discourse.slicer.org/u/zhang)\
**Replies:** 3\
**Last updated:** [March 10, 2022, 4:29am UTC](https://discourse.slicer.org/t/except-to-reconstruction-vta-like-lead-dbs-by-using-3d-slicer-model-netstim/22388 "2022-03-10T04:29:08Z")

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Operating system:win 10 Slicer version:4.13(2022-02-28) Expected behavior: Actual behavior:How to use 3D Slicer for DBS tissue activation area (VTA) reconstruction?

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## [Slicer Module import error: dll load failed](https://discourse.slicer.org/t/slicer-module-import-error-dll-load-failed/22417)

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**Author:** [@jiachaoliang](https://discourse.slicer.org/u/jiachaoliang)\
**Replies:** 1\
**Last updated:** [March 10, 2022, 1:59am UTC](https://discourse.slicer.org/t/slicer-module-import-error-dll-load-failed/22417 "2022-03-10T01:59:24Z")

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I got an error when to use “import cv2”. “ModuleNotFoundError: No Module named ‘cv2’” But I had opencv-python-4.5.5.64 successfully installed right before this error code. Any further clue? Many thanks!

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## [Incorrect number of segments when loading DICOM segmentation file](https://discourse.slicer.org/t/incorrect-number-of-segments-when-loading-dicom-segmentation-file/22387)

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**Author:** [@DeepaKrishnaswamy](https://discourse.slicer.org/u/DeepaKrishnaswamy)\
**Replies:** 4\
**Last updated:** [March 10, 2022, 1:07am UTC](https://discourse.slicer.org/t/incorrect-number-of-segments-when-loading-dicom-segmentation-file/22387 "2022-03-10T01:07:03Z")

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Hi, I created and saved a DICOM segmentation file: I checked the logs, and it seems to have exported successfully. However, when I load this file, it seems that the number of regions is doubled: Checking the logs,…

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## [Is there any way to somehow hover over an obj in Slicer and see its name](https://discourse.slicer.org/t/is-there-any-way-to-somehow-hover-over-an-obj-in-slicer-and-see-its-name/22422)

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**Author:** [@NoobForSlicer](https://discourse.slicer.org/u/NoobForSlicer)\
**Replies:** 1\
**Last updated:** [March 10, 2022, 12:47am UTC](https://discourse.slicer.org/t/is-there-any-way-to-somehow-hover-over-an-obj-in-slicer-and-see-its-name/22422 "2022-03-10T00:47:33Z")

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LEt’s assume you are dealing with a huge number of objs and you want to see which one you are currently hovering over with your cursor… You would have to go and toggle on and off visibility of every single obj file to s…

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## [About different versions of PRISM Rendering](https://discourse.slicer.org/t/about-different-versions-of-prism-rendering/22390)

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**Author:** [@qiqi5210](https://discourse.slicer.org/u/qiqi5210)\
**Replies:** 1\
**Last updated:** [March 10, 2022, 12:14am UTC](https://discourse.slicer.org/t/about-different-versions-of-prism-rendering/22390 "2022-03-10T00:14:21Z")

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Hello，everyone！ I have a problem using the PRISM Rendering in the software version 2022-02-05, as shown in the following figure I operate according to the sequence in the figure. When initializing the center, the vo…

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## [Generating surface triangulation (mesh) based on sequence of segmentation](https://discourse.slicer.org/t/generating-surface-triangulation-mesh-based-on-sequence-of-segmentation/22324)

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**Author:** [@BraveDistribution](https://discourse.slicer.org/u/BraveDistribution)\
**Replies:** 3\
**Last updated:** [March 10, 2022, 12:03am UTC](https://discourse.slicer.org/t/generating-surface-triangulation-mesh-based-on-sequence-of-segmentation/22324 "2022-03-10T00:03:30Z")

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Hi all, I have a motion dataset tracking liver with segmentation available throughout the whole sequence. I’d like to generate a mesh from the first segmentation and then continuously deform it throughout the time. Of c…

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## [1. Working directory, 2. Recording rotating 3D-reconstructions](https://discourse.slicer.org/t/1-working-directory-2-recording-rotating-3d-reconstructions/22418)

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**Author:** [@Kim\_Geboers](https://discourse.slicer.org/u/Kim_Geboers)\
**Replies:** 3\
**Last updated:** [March 9, 2022, 8:31pm UTC](https://discourse.slicer.org/t/1-working-directory-2-recording-rotating-3d-reconstructions/22418 "2022-03-09T20:31:28Z")

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Hi everyone, I have been using Slicer for a while and bought a new laptop, so I installed Slicer and We-transferred my data from my old laptop. The problem is, when I open the .mrml file, it is blank. When I add a worki…

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## [Change series name](https://discourse.slicer.org/t/change-series-name/22406)

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**Author:** [@TommyTurner](https://discourse.slicer.org/u/TommyTurner)\
**Replies:** 3\
**Last updated:** [March 9, 2022, 4:47pm UTC](https://discourse.slicer.org/t/change-series-name/22406 "2022-03-09T16:47:50Z")

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Hello everyone ! I am a French student in biomechanical engineering and i am new to the DICOM images treatment field. I am using 3D Slicer for bone segmentation and I wanted to export some image series to ImageJ from Sli…

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## [FSL transfer to nrrd have no output file](https://discourse.slicer.org/t/fsl-transfer-to-nrrd-have-no-output-file/22412)

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**Author:** [@talelee](https://discourse.slicer.org/u/talelee)\
**Replies:** 0\
**Last updated:** [March 9, 2022, 2:51pm UTC](https://discourse.slicer.org/t/fsl-transfer-to-nrrd-have-no-output-file/22412 "2022-03-09T14:51:01Z")

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The only hint in my dialog box Diffusion-weighted DICOM Import (DWIConvert) standard output: ======= DWI Convert Tool Program========= INPUT VOLUME: /home/lee/100417/data/data.nii.gz

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## [What does a semi-landmark point without name mean? ](https://discourse.slicer.org/t/what-does-a-semi-landmark-point-without-name-mean/22375)

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**Author:** [@yyl](https://discourse.slicer.org/u/yyl)\
**Replies:** 2\
**Last updated:** [March 9, 2022, 8:23am UTC](https://discourse.slicer.org/t/what-does-a-semi-landmark-point-without-name-mean/22375 "2022-03-09T08:23:26Z")

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i have some questions,I’ll be appreciate if you help me out 1、in marksup module,i use resample to generate semi-landmark,but some of those have not names,does this mean anything special? 2、are pseudo-landmarks the same…

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## [Slicer download page down](https://discourse.slicer.org/t/slicer-download-page-down/22397)

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**Author:** [@mangotee](https://discourse.slicer.org/u/mangotee)\
**Replies:** 1\
**Last updated:** [March 9, 2022, 8:18am UTC](https://discourse.slicer.org/t/slicer-download-page-down/22397 "2022-03-09T08:18:57Z")

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Hi all! The Slicer download page (https://download.slicer.org/) is currently down, not just for me (checked via https://downforeveryoneorjustme.com/). Hope it can be restored to its old glory soon! :slight\_smile:

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## [Fiducials in Slicer-4.11. / 4.10 "R" and "A" flipped coordinates?](https://discourse.slicer.org/t/fiducials-in-slicer-4-11-4-10-r-and-a-flipped-coordinates/22342)

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**Author:** [@CST](https://discourse.slicer.org/u/CST)\
**Replies:** 3\
**Last updated:** [March 9, 2022, 7:04am UTC](https://discourse.slicer.org/t/fiducials-in-slicer-4-11-4-10-r-and-a-flipped-coordinates/22342 "2022-03-09T07:04:02Z")

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Dear all, I use Slicer to create Fiducials/annotate landmarks in nifti images for a project. I have multiple computers to work on. After annotating them on computer 1 with Slicer 4.11. I open them on computer 2 with Sli…

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## [Unexpected behavior of curve resampling](https://discourse.slicer.org/t/unexpected-behavior-of-curve-resampling/22188)

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**Author:** [@smrolfe](https://discourse.slicer.org/u/smrolfe)\
**Replies:** 7\
**Last updated:** [March 8, 2022, 11:52pm UTC](https://discourse.slicer.org/t/unexpected-behavior-of-curve-resampling/22188 "2022-03-08T23:52:09Z")

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I used the “Resample” menu in the Markups module to resample a curve and constrain it to a surface model. Unlike in previous versions, the curve was not constrained to the surface, as seen below: If I set “Constrain …

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## [Color bar in slice viewers](https://discourse.slicer.org/t/color-bar-in-slice-viewers/6291)

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**Author:** [@fedorov](https://discourse.slicer.org/u/fedorov)\
**Replies:** 7\
**Last updated:** [March 8, 2022, 11:41pm UTC](https://discourse.slicer.org/t/color-bar-in-slice-viewers/6291 "2022-03-08T23:41:29Z")

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I wanted to visualize color bar in slice views today, and I was reminded how difficult it is to find this functionality. I think the only reason I was able to find it is because I knew it was possible to do that, I know …

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## [Couldn't find SlicerRadiomics](https://discourse.slicer.org/t/couldnt-find-slicerradiomics/22361)

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**Author:** [@xackey](https://discourse.slicer.org/u/xackey)\
**Replies:** 2\
**Last updated:** [March 8, 2022, 10:07pm UTC](https://discourse.slicer.org/t/couldnt-find-slicerradiomics/22361 "2022-03-08T22:07:13Z")

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I couldn’t find SlicerRadiomics in the extension manager of the latest 3D Slicer (preview release). Could you tell me how to install the extension?

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