# Support

**URL:** https://discourse.slicer.org/c/support/11.md?no_subcategories=false&page=44

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

**Page:** 45

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## [3d slicer 5.9.0 and 5.8.0 crashes on system with amd GPU.](https://discourse.slicer.org/t/3d-slicer-5-9-0-and-5-8-0-crashes-on-system-with-amd-gpu/42539)

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**Author:** [@phranchi](https://discourse.slicer.org/u/phranchi)\
**Replies:** 2\
**Last updated:** [April 11, 2025, 6:17pm UTC](https://discourse.slicer.org/t/3d-slicer-5-9-0-and-5-8-0-crashes-on-system-with-amd-gpu/42539 "2025-04-11T18:17:25Z")

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Problem report for Slicer 5.9.0-2025-04-08 win-amd64: The AMD driver and 3d slicer crash after 2 mins of operating. I am currently working on the segmentation of CSF space in the brain. Everything works fine when I work…

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## [Hololens 2 to see the 3D view](https://discourse.slicer.org/t/hololens-2-to-see-the-3d-view/41525)

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**Author:** [@PaoloZaffino](https://discourse.slicer.org/u/PaoloZaffino)\
**Replies:** 3\
**Last updated:** [April 11, 2025, 1:30pm UTC](https://discourse.slicer.org/t/hololens-2-to-see-the-3d-view/41525 "2025-04-11T13:30:41Z")

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Hi, I tried to connect my hololens 2 to Slicer (just to see the 3d rendering in the visor, no interaction) and I had no luck. I tried on a Windows 10 machine (equipped with an NVIDIA GeForce GTX 1050Ti), Slicer 5.8, an…

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## [Aligning PET image with CT](https://discourse.slicer.org/t/aligning-pet-image-with-ct/42444)

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**Author:** [@imbeatriz](https://discourse.slicer.org/u/imbeatriz)\
**Replies:** 1\
**Last updated:** [April 11, 2025, 12:25pm UTC](https://discourse.slicer.org/t/aligning-pet-image-with-ct/42444 "2025-04-11T12:25:37Z")

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Hi everyone, This may seem like a simple question but I am having trouble understanding how to do it correctly on 3D Slicer. I have a CT image with the following .mhd file description: ObjectType = Image NDims = 3 B…

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## [3D Slicer doesn't start](https://discourse.slicer.org/t/3d-slicer-doesnt-start/42503)

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**Author:** [@Daniela\_Vicuna](https://discourse.slicer.org/u/Daniela_Vicuna)\
**Replies:** 4\
**Last updated:** [April 11, 2025, 11:03am UTC](https://discourse.slicer.org/t/3d-slicer-doesnt-start/42503 "2025-04-11T11:03:47Z")

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Hello. I downloaded and installed 3D Slicer, but it doesn’t work. I’ve tried opening it many times, but nothing. How can I fix this?

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## [Beginner question: liver volumetry](https://discourse.slicer.org/t/beginner-question-liver-volumetry/33887)

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**Author:** [@ThomasHusson](https://discourse.slicer.org/u/ThomasHusson)\
**Replies:** 32\
**Last updated:** [April 10, 2025, 8:26pm UTC](https://discourse.slicer.org/t/beginner-question-liver-volumetry/33887 "2025-04-10T20:26:34Z")

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Hello ! I’m a resident in surgery, interested in liver volumetry prior to hepatectomy. In the team which I work with, we use an expensive software made by Fujifilm, called Synapse. It has 2 features that I need in 3D …

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## [Slice by Slice local Thresholding](https://discourse.slicer.org/t/slice-by-slice-local-thresholding/42195)

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**Author:** [@tas47](https://discourse.slicer.org/u/tas47)\
**Replies:** 8\
**Last updated:** [April 10, 2025, 8:09pm UTC](https://discourse.slicer.org/t/slice-by-slice-local-thresholding/42195 "2025-04-10T20:09:47Z")

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Hello everyone, This is my first post. I’ve been spending a lot of time learning about 3D Slicer, particularly focusing on the docs and segmentation techniques. I’m currently faced with the challenge of segmenting tum…

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## [DentalSegmentator and TotalSegmentator error](https://discourse.slicer.org/t/dentalsegmentator-and-totalsegmentator-error/42528)

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**Author:** [@Laura\_Rodriguez1](https://discourse.slicer.org/u/Laura_Rodriguez1)\
**Replies:** 0\
**Last updated:** [April 10, 2025, 6:24pm UTC](https://discourse.slicer.org/t/dentalsegmentator-and-totalsegmentator-error/42528 "2025-04-10T18:24:43Z")

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HI, I NEED HELP, I TRY TO USE TOTAL AND DENTAL SEGMENTATOR AND I GET THE FOLLOWING ERRORS TOTAL SEGMENTATOR ERROR Traceback (most recent call last): File “C:\\Users\\LENOVO}\\AppData\\Local\\slicer.org\\Slicer 5.8.1\\bin\\Pyt…

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## [Problem with Dynamic Modeler Curve Cut](https://discourse.slicer.org/t/problem-with-dynamic-modeler-curve-cut/16789)

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**Author:** [@Cody\_Xie](https://discourse.slicer.org/u/Cody_Xie)\
**Replies:** 7\
**Last updated:** [April 10, 2025, 5:51pm UTC](https://discourse.slicer.org/t/problem-with-dynamic-modeler-curve-cut/16789 "2025-04-10T17:51:13Z")

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Dear all, I have encountered a problem while using the Dynamic Modeler (curve cut) . My workflow is as follows: Import a DICOM-RT Structure with the corresponding CT data set; Export the DICOM-RT Structure to a obj f…

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## [Load DICOM series using python](https://discourse.slicer.org/t/load-dicom-series-using-python/3257)

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**Author:** [@Ben\_George](https://discourse.slicer.org/u/Ben_George)\
**Replies:** 6\
**Last updated:** [April 10, 2025, 3:05pm UTC](https://discourse.slicer.org/t/load-dicom-series-using-python/3257 "2025-04-10T15:05:36Z")

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Hi I am trying to create a python script that can import a DICOM image series from a folder, however I can’t seem to find a way to make this work. I can load a single DICOM file (in my case an RTSTRUCT) using this code…

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## [How to export all my JSON markup files into one table without running a GPA on it](https://discourse.slicer.org/t/how-to-export-all-my-json-markup-files-into-one-table-without-running-a-gpa-on-it/42510)

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**Author:** [@grega](https://discourse.slicer.org/u/grega)\
**Replies:** 4\
**Last updated:** [April 10, 2025, 2:55pm UTC](https://discourse.slicer.org/t/how-to-export-all-my-json-markup-files-into-one-table-without-running-a-gpa-on-it/42510 "2025-04-10T14:55:04Z")

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I need to get a CSV table that includes the coordinates for all my landmarks in one CSV file. I have about 150 JSON files that all have 32 landmark coordinates in them, and normally I would do this by running a GPA throu…

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## [Save segmentation with orig values as nii.gz when classes missing](https://discourse.slicer.org/t/save-segmentation-with-orig-values-as-nii-gz-when-classes-missing/42504)

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**Author:** [@Deep\_Learning](https://discourse.slicer.org/u/Deep_Learning)\
**Replies:** 7\
**Last updated:** [April 10, 2025, 2:50pm UTC](https://discourse.slicer.org/t/save-segmentation-with-orig-values-as-nii-gz-when-classes-missing/42504 "2025-04-10T14:50:17Z")

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I have several binary masks saved as nii.gz. Let’s say that I have 3 classes 1,2 and 3. But 2 is missing. I want to load nii.gz into slicer as a segmentation along with the volume. And manually paint the second class.…

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## [Modify Wrap Solidify values with Python](https://discourse.slicer.org/t/modify-wrap-solidify-values-with-python/42519)

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**Author:** [@Kalman](https://discourse.slicer.org/u/Kalman)\
**Replies:** 4\
**Last updated:** [April 10, 2025, 1:58pm UTC](https://discourse.slicer.org/t/modify-wrap-solidify-values-with-python/42519 "2025-04-10T13:58:55Z")

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Hi! I have a question regarding accessing the Wrap Solidify extension through scripting - in a certain step it uses predefined values to perform a wrapping on the active segment. (I’m using Slicer version 5.8.1) Backgr…

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## [Display the shortest surface to surface distance using python](https://discourse.slicer.org/t/display-the-shortest-surface-to-surface-distance-using-python/42500)

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**Author:** [@Matteboo](https://discourse.slicer.org/u/Matteboo)\
**Replies:** 2\
**Last updated:** [April 10, 2025, 1:24pm UTC](https://discourse.slicer.org/t/display-the-shortest-surface-to-surface-distance-using-python/42500 "2025-04-10T13:24:27Z")

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Hello, I have two segmentations. I want to measure and display the shortest distance between the surfaces (just like the picture below) I can measure the distance between the two surfaces using slicer.modules.modelt…

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## [Problem with Stereo viewing mode in 3d view](https://discourse.slicer.org/t/problem-with-stereo-viewing-mode-in-3d-view/42428)

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**Author:** [@alientex](https://discourse.slicer.org/u/alientex)\
**Replies:** 4\
**Last updated:** [April 10, 2025, 5:40am UTC](https://discourse.slicer.org/t/problem-with-stereo-viewing-mode-in-3d-view/42428 "2025-04-10T05:40:06Z")

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Hello, I am experiencing strange behavior in the 3D view when pressing the ‘3’ key. It displays a ‘Red/Blue’ stereo effect, even though the Stereo Viewing option is set to ‘No Stereo’. Why does it still show the ‘Red/Bl…

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## [Dynamic Modeler Module with python?](https://discourse.slicer.org/t/dynamic-modeler-module-with-python/13431)

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**Author:** [@apparrilla](https://discourse.slicer.org/u/apparrilla)\
**Replies:** 8\
**Last updated:** [April 9, 2025, 6:03pm UTC](https://discourse.slicer.org/t/dynamic-modeler-module-with-python/13431 "2025-04-09T18:03:25Z")

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Slicer: 4.11.0-2020-07-04 r29204 Win10 I want to use Dynamic Modeler Module Plane Cut tool (and others) with python. Is there any documentation published? Thanks.

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## [Failed to run inference on inference in MONAI Label Server](https://discourse.slicer.org/t/failed-to-run-inference-on-inference-in-monai-label-server/42492)

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**Author:** [@e.baldelomar](https://discourse.slicer.org/u/e.baldelomar)\
**Replies:** 1\
**Last updated:** [April 9, 2025, 2:40pm UTC](https://discourse.slicer.org/t/failed-to-run-inference-on-inference-in-monai-label-server/42492 "2025-04-09T14:40:30Z")

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Hello, I’ve been trying to get acquainted with MONAI Label. I got it installed and running. I’m trying to test out the case 2 example in the Quickstart documentation (Quickstart — MONAI Label 0.8.5 Documentation). I’m …

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## [Baffle Planner Bug (5.8.1)](https://discourse.slicer.org/t/baffle-planner-bug-5-8-1/42493)

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**Author:** [@SassanHashemi](https://discourse.slicer.org/u/SassanHashemi)\
**Replies:** 1\
**Last updated:** [April 9, 2025, 9:17am UTC](https://discourse.slicer.org/t/baffle-planner-bug-5-8-1/42493 "2025-04-09T09:17:42Z")

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Windows 11 Slicer 5.8.1 Adding thickness to the baffle causes the slicer to become unresponsive and crash either immediately or after a few clicks. Thanks, Sassan

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## [I want to increase the thickness / height of this slice for 3d printing and also i want to reduce the file , the file size is 79mb , i want 20mb](https://discourse.slicer.org/t/i-want-to-increase-the-thickness-height-of-this-slice-for-3d-printing-and-also-i-want-to-reduce-the-file-the-file-size-is-79mb-i-want-20mb/42484)

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**Author:** [@Vikram](https://discourse.slicer.org/u/Vikram)\
**Replies:** 1\
**Last updated:** [April 8, 2025, 3:02pm UTC](https://discourse.slicer.org/t/i-want-to-increase-the-thickness-height-of-this-slice-for-3d-printing-and-also-i-want-to-reduce-the-file-the-file-size-is-79mb-i-want-20mb/42484 "2025-04-08T15:02:16Z")

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I want to increase the thickness / height of this slice for 3d printing and also i want to reduce the file , the file size is 79mb , i want 20mb . Can you please help me how i can increase the height of slice and also r…

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## [Centre line in two separated structures](https://discourse.slicer.org/t/centre-line-in-two-separated-structures/42475)

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**Author:** [@desireeb](https://discourse.slicer.org/u/desireeb)\
**Replies:** 1\
**Last updated:** [April 8, 2025, 2:09pm UTC](https://discourse.slicer.org/t/centre-line-in-two-separated-structures/42475 "2025-04-08T14:09:27Z")

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Hello! I need to get the centre line from two separate structures which are on the same segmentation. When I set up the centre line, works only for one of the two structures. Many thanks!

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## [Cutting through all the segmentation nodes](https://discourse.slicer.org/t/cutting-through-all-the-segmentation-nodes/42480)

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**Author:** [@Mikko\_Pyysalo](https://discourse.slicer.org/u/Mikko_Pyysalo)\
**Replies:** 2\
**Last updated:** [April 8, 2025, 12:52pm UTC](https://discourse.slicer.org/t/cutting-through-all-the-segmentation-nodes/42480 "2025-04-08T12:52:40Z")

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Dear community, I have 2 CT scans of the same sinus. STL models of the scans are aligned and converted to segmentation nodes. Is it possible to cut through (with scissors, segment editor module) all the segmentation no…

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## [Beginner Question: Save a resampled data set](https://discourse.slicer.org/t/beginner-question-save-a-resampled-data-set/42459)

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**Author:** [@Chamini](https://discourse.slicer.org/u/Chamini)\
**Replies:** 8\
**Last updated:** [April 8, 2025, 4:18am UTC](https://discourse.slicer.org/t/beginner-question-save-a-resampled-data-set/42459 "2025-04-08T04:18:16Z")

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Hi Everyone, I’m new to 3D slicer. I wanted to resample a scanned data set which is in png format. After resampling, when I tried to save the data set in my folder in png format, only the first slice is saved there. What…

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## [How to Measure Angle between a Line and a Plane](https://discourse.slicer.org/t/how-to-measure-angle-between-a-line-and-a-plane/42482)

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**Author:** [@Sophia-Simeon](https://discourse.slicer.org/u/Sophia-Simeon)\
**Replies:** 0\
**Last updated:** [April 8, 2025, 3:08am UTC](https://discourse.slicer.org/t/how-to-measure-angle-between-a-line-and-a-plane/42482 "2025-04-08T03:08:39Z")

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Operating system: MacOs Slicer version: 5.8.1 Hello! For my scientific studies I need to take length and angle measurements on a 3D skull of a patient. I would like to know if you can move a plane parallel to an infer…

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## [Getting centre line without endpoints ](https://discourse.slicer.org/t/getting-centre-line-without-endpoints/42463)

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**Author:** [@desireeb](https://discourse.slicer.org/u/desireeb)\
**Replies:** 3\
**Last updated:** [April 7, 2025, 12:45pm UTC](https://discourse.slicer.org/t/getting-centre-line-without-endpoints/42463 "2025-04-07T12:45:09Z")

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Hello! I am trying to generate centre line on my segmentation but without using endpoints. I am working on bony semi-circular structures, connected in the middle so there is not origin and end. I have specified to the …

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## [Can't access installed extension SurfaceSolidify 6006814 in 3D slicer 5.8.1](https://discourse.slicer.org/t/cant-access-installed-extension-surfacesolidify-6006814-in-3d-slicer-5-8-1/42424)

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**Author:** [@SBM2025](https://discourse.slicer.org/u/SBM2025)\
**Replies:** 4\
**Last updated:** [April 7, 2025, 5:46am UTC](https://discourse.slicer.org/t/cant-access-installed-extension-surfacesolidify-6006814-in-3d-slicer-5-8-1/42424 "2025-04-07T05:46:44Z")

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I am approaching you guys from New Zealand regarding a challenge I have with enabling SurfaceSolidify extension in 3D slicer :slight\_smile: I am completely new to 3D slicer, so please be gentle on me…hahaha. Here’s my …

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## [Turn ultrasound baby into stl](https://discourse.slicer.org/t/turn-ultrasound-baby-into-stl/42451)

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**Author:** [@Buikinbeeld](https://discourse.slicer.org/u/Buikinbeeld)\
**Replies:** 1\
**Last updated:** [April 7, 2025, 4:58am UTC](https://discourse.slicer.org/t/turn-ultrasound-baby-into-stl/42451 "2025-04-07T04:58:38Z")

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I want to 3D print images of ultrasounds. I have a samsung V6 If i upload the dicom file into the slicer the axis stays empty. The same with a bmp file. How can i get this wright?

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## [OsiriX ROI SR and SC to RTSTRUCT?](https://discourse.slicer.org/t/osirix-roi-sr-and-sc-to-rtstruct/28476)

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**Author:** [@NajaJean](https://discourse.slicer.org/u/NajaJean)\
**Replies:** 5\
**Last updated:** [April 7, 2025, 4:53am UTC](https://discourse.slicer.org/t/osirix-roi-sr-and-sc-to-rtstruct/28476 "2025-04-07T04:53:01Z")

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Hi, thanks for your time! I have a huge, messy folder containing DICOM images with various modalities, primarily MR. Some of them have been segmented using Osirix and are stored as SC or SR modalities. Although I can vi…

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## [Finding the resolution of the data set](https://discourse.slicer.org/t/finding-the-resolution-of-the-data-set/42450)

<div class="topic-metadata">

**Author:** [@Chamini](https://discourse.slicer.org/u/Chamini)\
**Replies:** 2\
**Last updated:** [April 7, 2025, 12:53am UTC](https://discourse.slicer.org/t/finding-the-resolution-of-the-data-set/42450 "2025-04-07T00:53:05Z")

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Hi, I am a new user. I have scanned data sets, reconstructed with NRecon. I want to make them all in the same resolution. For that how can I check the resolution of the data set? I have loaded data set like this: I d…

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## [Why stripping lines show up after using ApplyTransform command?](https://discourse.slicer.org/t/why-stripping-lines-show-up-after-using-applytransform-command/42350)

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**Author:** [@aiden.zhu](https://discourse.slicer.org/u/aiden.zhu)\
**Replies:** 3\
**Last updated:** [April 3, 2025, 1:58pm UTC](https://discourse.slicer.org/t/why-stripping-lines-show-up-after-using-applytransform-command/42350 "2025-04-03T13:58:37Z")

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Operating system: windows Slicer version: 4.11 Expected behavior: smoothy interpolation Actual behavior: strip-line shows up I did use with python code (3D-image): transform2Node = slicer.mrmlScene.AddNode(slicer.vt…

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## [Tools in Virtual Reality](https://discourse.slicer.org/t/tools-in-virtual-reality/42314)

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**Author:** [@Larad](https://discourse.slicer.org/u/Larad)\
**Replies:** 5\
**Last updated:** [April 3, 2025, 10:04am UTC](https://discourse.slicer.org/t/tools-in-virtual-reality/42314 "2025-04-03T10:04:21Z")

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Slicer version: 5.8.1 Hi, I am new to 3D Slicer and I am exploring the Virtual Reality extension using the HTC Vive Pro 2 headset. I am doing a project about the application of VR in the orthopaedic department in our h…

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## [Slicer Autoscoper](https://discourse.slicer.org/t/slicer-autoscoper/42420)

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**Author:** [@Melanie](https://discourse.slicer.org/u/Melanie)\
**Replies:** 0\
**Last updated:** [April 3, 2025, 9:58am UTC](https://discourse.slicer.org/t/slicer-autoscoper/42420 "2025-04-03T09:58:53Z")

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I am unable to see slicer auroscoper in my extensions. Slicer version Slicer-5.9.0-2025-04-01-macosx-amd64 (Preview) Mac Hardware : MacBook Pro 2020 M1 OS - macOS Sonoma 14.5 (23F79) Could you pls advise

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