# Support **URL:** https://discourse.slicer.org/c/support/11.md?page=318 [Latest](https://discourse.slicer.org/latest.md) · [Categories](https://discourse.slicer.org/categories.md) · [Tags](https://discourse.slicer.org/tags.md) **Page:** 319 --- ## [Configuration of the 3D Slicer DICOM Listener to Hospital CT](https://discourse.slicer.org/t/configuration-of-the-3d-slicer-dicom-listener-to-hospital-ct/13754)
**Author:** [@Amy\_Morton](https://discourse.slicer.org/u/Amy_Morton)\ **Replies:** 3\ **Last updated:** [October 7, 2020, 2:17pm UTC](https://discourse.slicer.org/t/configuration-of-the-3d-slicer-dicom-listener-to-hospital-ct/13754 "2020-10-07T14:17:05Z")
Operating system: Win 10 Slicer version: 4.10.2 Expected behavior: a dialog with accessible port configurations Actual behavior: none found Beyond the ‘Start Listener’ button in the DICOM module, I cannot configure t… --- ## [Liver segment registration and comparison](https://discourse.slicer.org/t/liver-segment-registration-and-comparison/13889)
**Author:** [@yann](https://discourse.slicer.org/u/yann)\ **Replies:** 1\ **Last updated:** [October 7, 2020, 11:47am UTC](https://discourse.slicer.org/t/liver-segment-registration-and-comparison/13889 "2020-10-07T11:47:27Z")
Hello, How to register two liver segmentation masks before to compare them? In practis, I have liver segmentations masks from two different CT and I want to register this segmentations before to compare them (DICE comp… --- ## [Artist need help](https://discourse.slicer.org/t/artist-need-help/13852)
**Author:** [@Hugolivet](https://discourse.slicer.org/u/Hugolivet)\ **Replies:** 4\ **Last updated:** [October 7, 2020, 11:21am UTC](https://discourse.slicer.org/t/artist-need-help/13852 "2020-10-07T11:21:54Z")
Hi! My name is Hugo Livet, I am a french artist working with drawing and sculpture. I’m trying to use Slicer to make a 3D object from a drawing animation. I have a png sequence of images made of black dots on a transpar… --- ## [Vessel branch extraction](https://discourse.slicer.org/t/vessel-branch-extraction/13815)
**Author:** [@Andreas](https://discourse.slicer.org/u/Andreas)\ **Replies:** 8\ **Last updated:** [October 7, 2020, 10:50am UTC](https://discourse.slicer.org/t/vessel-branch-extraction/13815 "2020-10-07T10:50:20Z")
Hi all, is it possible with the stable release version (4.10.2) to segment individual vascular branches of a vascular tree using Centerline Computation? I have already tried the AddOn “SlicerExtension-VMTK” and the You… --- ## [Errors when saving vtkMRMLTextNode to scene](https://discourse.slicer.org/t/errors-when-saving-vtkmrmltextnode-to-scene/13907)
**Author:** [@mikebind](https://discourse.slicer.org/u/mikebind)\ **Replies:** 3\ **Last updated:** [October 7, 2020, 3:44am UTC](https://discourse.slicer.org/t/errors-when-saving-vtkmrmltextnode-to-scene/13907 "2020-10-07T03:44:33Z")
I was following the suggestion from here to use a vtkMRMLTextNode when the amount of text to store is a bit large or complex for a ParameterNode. However, I now get errors when trying to save the scene. Specifically, I… --- ## [Creating multiple segmentations from MRBrain1 sample data](https://discourse.slicer.org/t/creating-multiple-segmentations-from-mrbrain1-sample-data/13871)
**Author:** [@dayanjan](https://discourse.slicer.org/u/dayanjan)\ **Replies:** 4\ **Last updated:** [October 6, 2020, 11:36pm UTC](https://discourse.slicer.org/t/creating-multiple-segmentations-from-mrbrain1-sample-data/13871 "2020-10-06T23:36:29Z")
Hi All, I have been trying to do a multiple segmentation with MRBrain1 sample data, but have not had much luck in getting exactly what I want. Hoping you guys can help. I want to create multiple segments in the followi… --- ## [Error in getting response from TCIA browser](https://discourse.slicer.org/t/error-in-getting-response-from-tcia-browser/13874)
**Author:** [@Baez](https://discourse.slicer.org/u/Baez)\ **Replies:** 3\ **Last updated:** [October 6, 2020, 9:28pm UTC](https://discourse.slicer.org/t/error-in-getting-response-from-tcia-browser/13874 "2020-10-06T21:28:32Z")
Gurus First of all, I want to thank you for your work on 3DSlicer development. it gives me this error when opening TCIA browser. Anyone know a solution that I can share. getCollectionValues: Error in getting response… --- ## [Open3d worked within slicer until revision 29392](https://discourse.slicer.org/t/open3d-worked-within-slicer-until-revision-29392/13870)
**Author:** [@agporto](https://discourse.slicer.org/u/agporto)\ **Replies:** 10\ **Last updated:** [October 6, 2020, 8:06pm UTC](https://discourse.slicer.org/t/open3d-worked-within-slicer-until-revision-29392/13870 "2020-10-06T20:06:55Z")
SlicerMorph has the open3d==0.9.0 dependency, which was working well within Slicer (Linux) until revision 29392 came along. The last revision in which it worked was 29389. Now, it throws out the following error: Traceb… --- ## [File load browser opens as "Save As"](https://discourse.slicer.org/t/file-load-browser-opens-as-save-as/13875)
**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\ **Replies:** 2\ **Last updated:** [October 6, 2020, 4:02pm UTC](https://discourse.slicer.org/t/file-load-browser-opens-as-save-as/13875 "2020-10-06T16:02:50Z")
This is happening across a number of modules in the new stable. For example go to screen capture, expand the advanced option and click the “watermark”. Note the dialog box will actually try to overwrite the file you are … --- ## [Problem importing RTSTRUCT](https://discourse.slicer.org/t/problem-importing-rtstruct/13829)
**Author:** [@RhysJenks89](https://discourse.slicer.org/u/RhysJenks89)\ **Replies:** 6\ **Last updated:** [October 6, 2020, 3:42pm UTC](https://discourse.slicer.org/t/problem-importing-rtstruct/13829 "2020-10-06T15:42:51Z")
Operating system: Windows 7 64-bit Slicer version: 4.10.2 with SlicerRT plugin. Expected behavior: To import RTSTRUCT file with the rest of the DICOM CT images and be able to see the contoured structures within the RTS… --- ## [Adding Rulers to Python Code](https://discourse.slicer.org/t/adding-rulers-to-python-code/13802)
**Author:** [@kleingeo](https://discourse.slicer.org/u/kleingeo)\ **Replies:** 1\ **Last updated:** [October 2, 2020, 11:43pm UTC](https://discourse.slicer.org/t/adding-rulers-to-python-code/13802 "2020-10-02T23:43:35Z")
I am currently working on a plugin for people not familiar with Slicer to use, so I am trying to keep the plugin self-contained. I am trying to add functionality for the user to add rulers for it for later measurements. … --- ## [Numerous errors on startup with today's nightly on mac](https://discourse.slicer.org/t/numerous-errors-on-startup-with-todays-nightly-on-mac/13873)
**Author:** [@fedorov](https://discourse.slicer.org/u/fedorov)\ **Replies:** 1\ **Last updated:** [October 6, 2020, 12:27am UTC](https://discourse.slicer.org/t/numerous-errors-on-startup-with-todays-nightly-on-mac/13873 "2020-10-06T00:27:04Z")
Is the preview release expected to be non-functional today? There is a long list of errors on startup, the initial part is below: \>\>\> Traceback (most recent call last): File "\", line 1, in \ NameError… --- ## [Slicer opening screen error - Green Stripes](https://discourse.slicer.org/t/slicer-opening-screen-error-green-stripes/12543)
**Author:** [@Nicholas.jacobson](https://discourse.slicer.org/u/Nicholas.jacobson)\ **Replies:** 17\ **Last updated:** [October 5, 2020, 8:14pm UTC](https://discourse.slicer.org/t/slicer-opening-screen-error-green-stripes/12543 "2020-10-05T20:14:01Z")
Hey. Today, upon opening slicer my program is showing striped green lines across the entire program. Yesterday the program worked and nothing has changed overnight. I uninstalled and reinstalled, restarted, and did every… --- ## [Can't set Scissors parameter](https://discourse.slicer.org/t/cant-set-scissors-parameter/13841)
**Author:** [@Amn3s14](https://discourse.slicer.org/u/Amn3s14)\ **Replies:** 5\ **Last updated:** [October 5, 2020, 5:51pm UTC](https://discourse.slicer.org/t/cant-set-scissors-parameter/13841 "2020-10-05T17:51:56Z")
Hello, I am trying to access the Scissors effect from Segment Editor in my scripted module. When I run print(slicer.mrmlScene.GetFirstNodeByClass(“vtkMRMLSegmentEditorNode”)), I see that Scissors.Operation:EraseInside. … --- ## [Segmentation visibility by code](https://discourse.slicer.org/t/segmentation-visibility-by-code/13826)
**Author:** [@aldoSanchez](https://discourse.slicer.org/u/aldoSanchez)\ **Replies:** 6\ **Last updated:** [October 5, 2020, 3:15pm UTC](https://discourse.slicer.org/t/segmentation-visibility-by-code/13826 "2020-10-05T15:15:20Z")
Hi, guys. today I am trying to access the visibility of objects created in 3d models by code. What I’m trying to do is what’s in the image just show Left-Cerebral-Cortex and remove the visibility of all the others. th… --- ## [Truncated gzip input on the new Stable version (on Linux)](https://discourse.slicer.org/t/truncated-gzip-input-on-the-new-stable-version-on-linux/13831)
**Author:** [@agporto](https://discourse.slicer.org/u/agporto)\ **Replies:** 6\ **Last updated:** [October 5, 2020, 3:37pm UTC](https://discourse.slicer.org/t/truncated-gzip-input-on-the-new-stable-version-on-linux/13831 "2020-10-05T15:37:24Z")
When downloading the new stable version (Slicer-4.11.20200930-linux-amd64) for Linux, I am getting ‘truncated gzip input’ when trying to extract the contents. It is happening in multiple machines, so I assume it is probl… --- ## [SlicerIGT Fiducial to Model registration details](https://discourse.slicer.org/t/slicerigt-fiducial-to-model-registration-details/13822)
**Author:** [@Prashant\_Pandey](https://discourse.slicer.org/u/Prashant_Pandey)\ **Replies:** 6\ **Last updated:** [October 5, 2020, 2:42pm UTC](https://discourse.slicer.org/t/slicerigt-fiducial-to-model-registration-details/13822 "2020-10-05T14:42:09Z")
Hi, I’m trying to figure out the ICP registration details used in SlicerIGT’s Fiducial to Model registration module. I’m looking here: https://github.com/SlicerIGT/SlicerIGT/blob/master/FiducialsToModelRegistration/Fidu… --- ## [STAPLE contour registration](https://discourse.slicer.org/t/staple-contour-registration/13828)
**Author:** [@peterg1t](https://discourse.slicer.org/u/peterg1t)\ **Replies:** 3\ **Last updated:** [October 5, 2020, 2:12pm UTC](https://discourse.slicer.org/t/staple-contour-registration/13828 "2020-10-05T14:12:40Z")
Hi all, I’m not an experience Slicer user so maybe this has been asked before. I was wondering if something like Majority Vote or Simultaneous truth and Performance Level Estimation (STAPLE) is included in any of the pa… --- ## [UKF Tractography Output Issues ](https://discourse.slicer.org/t/ukf-tractography-output-issues/13480)
**Author:** [@cnot](https://discourse.slicer.org/u/cnot)\ **Replies:** 2\ **Last updated:** [October 5, 2020, 9:09am UTC](https://discourse.slicer.org/t/ukf-tractography-output-issues/13480 "2020-10-05T09:09:52Z")
Operating system: Windows 10 Slicer version: 4.10.2 Expected behavior: UKF Tractography Actual behavior: Empty output file from UKF Tractography Hi all, I am trying to run a UKF Tractography on Windows 10, and am ha… --- ## [Unable to show DVH](https://discourse.slicer.org/t/unable-to-show-dvh/13708)
**Author:** [@calvin.kohwy](https://discourse.slicer.org/u/calvin.kohwy)\ **Replies:** 4\ **Last updated:** [October 5, 2020, 6:49am UTC](https://discourse.slicer.org/t/unable-to-show-dvh/13708 "2020-10-05T06:49:15Z")
Hi all Upon loading my dose dicom in my slicer, I am able to compute DVH and show the dvh curve of my tumor target. However, I tried computing the dvh for OAR for eg. Brainstem, it computes and showed the volume and… --- ## [Edit thick shell](https://discourse.slicer.org/t/edit-thick-shell/13858)
**Author:** [@Hamid](https://discourse.slicer.org/u/Hamid)\ **Replies:** 2\ **Last updated:** [October 5, 2020, 2:21am UTC](https://discourse.slicer.org/t/edit-thick-shell/13858 "2020-10-05T02:21:24Z")
I’ve made a thick shell of Aorta, I exported the shell to the model and I am able to use clipping to see inside the model. I want to edit it e.g removing some sharp corners and etc. Is there any way to edit the model ? … --- ## [What does Crop volume do to gaps between slices?](https://discourse.slicer.org/t/what-does-crop-volume-do-to-gaps-between-slices/13842)
**Author:** [@lmach](https://discourse.slicer.org/u/lmach)\ **Replies:** 4\ **Last updated:** [October 4, 2020, 6:54am UTC](https://discourse.slicer.org/t/what-does-crop-volume-do-to-gaps-between-slices/13842 "2020-10-04T06:54:59Z")
Hi, I have a question about the “Crop Volume” module. I have MR images where the slice thickness is 5 mm and between two slices there are is a 5mm gap (see my drawing). Now I use the “Crop Volume” module to interpol… --- ## [Bone segmentation pipeline to improve fracture diagnosis system](https://discourse.slicer.org/t/bone-segmentation-pipeline-to-improve-fracture-diagnosis-system/13755)
**Author:** [@DanielDauner](https://discourse.slicer.org/u/DanielDauner)\ **Replies:** 8\ **Last updated:** [October 3, 2020, 4:13pm UTC](https://discourse.slicer.org/t/bone-segmentation-pipeline-to-improve-fracture-diagnosis-system/13755 "2020-10-03T16:13:19Z")
Hello everyone, I’m currently working on my bachelor thesis. My task is to classify acetabular fractures (pelvis) with machine learning. The data is noisy because the CT scans were collected over many decades and in dif… --- ## [Scrolling through slices together?](https://discourse.slicer.org/t/scrolling-through-slices-together/13837)
**Author:** [@Demi\_Trimino](https://discourse.slicer.org/u/Demi_Trimino)\ **Replies:** 1\ **Last updated:** [October 3, 2020, 3:57pm UTC](https://discourse.slicer.org/t/scrolling-through-slices-together/13837 "2020-10-03T15:57:45Z")
Operating system: Mac Slicer version: Slicer Morph 4.11.0 How can I scroll through slices together? For example, I would like to see the axial and sagittal view scrolling together when I scroll through the panels. Tha… --- ## [Change the CT numbers inside contour](https://discourse.slicer.org/t/change-the-ct-numbers-inside-contour/13832)
**Author:** [@ToufikDZ](https://discourse.slicer.org/u/ToufikDZ)\ **Replies:** 2\ **Last updated:** [October 3, 2020, 4:01am UTC](https://discourse.slicer.org/t/change-the-ct-numbers-inside-contour/13832 "2020-10-03T04:01:47Z")
Operating system: Windows 7 Slicer version: 4.8.0 Hello, I’m using slicer to change the ct numbers inside a contour. Please, I need your help to set the ct numbers (HU) inside a contour to 0 and outside it to -1000. H… --- ## [Fiducials Segments alignment in 4.11 using fiducial registration wizard](https://discourse.slicer.org/t/fiducials-segments-alignment-in-4-11-using-fiducial-registration-wizard/13816)
**Author:** [@Ada\_123](https://discourse.slicer.org/u/Ada_123)\ **Replies:** 5\ **Last updated:** [October 3, 2020, 1:36am UTC](https://discourse.slicer.org/t/fiducials-segments-alignment-in-4-11-using-fiducial-registration-wizard/13816 "2020-10-03T01:36:05Z")
Hello, I am new to 3D slicer so sorry for most likely basic question. I am aligning a head CT with a target created from markups list with a post-procedure CT with the needle. When saving the scene I get the error: fcvs… --- ## [Question on Fill between slices](https://discourse.slicer.org/t/question-on-fill-between-slices/13818)
**Author:** [@Deepa](https://discourse.slicer.org/u/Deepa)\ **Replies:** 1\ **Last updated:** [October 2, 2020, 11:58pm UTC](https://discourse.slicer.org/t/question-on-fill-between-slices/13818 "2020-10-02T23:58:33Z")
Hello Everyone, I’ve reconstructed a 3D volume using 2D slices. Next, in the segment editor I have used Scissors to cut out a sub-volume. When I try to trace vessel connections visually, I find that sometimes the vesse… --- ## [How to set up 3D Slicer to receive DICOM images from our PACS?](https://discourse.slicer.org/t/how-to-set-up-3d-slicer-to-receive-dicom-images-from-our-pacs/13809)
**Author:** [@mariobjc](https://discourse.slicer.org/u/mariobjc)\ **Replies:** 2\ **Last updated:** [October 2, 2020, 4:08pm UTC](https://discourse.slicer.org/t/how-to-set-up-3d-slicer-to-receive-dicom-images-from-our-pacs/13809 "2020-10-02T16:08:26Z")
Operating system: Windows 10 Slicer version: 4.10.2 Expected behavior: PACS images flow into Slicer application Actual behavior: N/A My name is Mario and I’m a Senior Analyst for our hospital’s PACS system. I haven’t… --- ## [Marking and exporting a set of points](https://discourse.slicer.org/t/marking-and-exporting-a-set-of-points/13786)
**Author:** [@Louis\_Kammerer](https://discourse.slicer.org/u/Louis_Kammerer)\ **Replies:** 4\ **Last updated:** [October 2, 2020, 3:10pm UTC](https://discourse.slicer.org/t/marking-and-exporting-a-set-of-points/13786 "2020-10-02T15:10:10Z")
Hi, I’m looking for a way to mark a set of points (maybe with fiducials?) on different models to track the movement of changing structures during different stages of growth. Is there a way to mark points and export them … --- ## [Problem in extracting centerlines](https://discourse.slicer.org/t/problem-in-extracting-centerlines/13551)
**Author:** [@Deepa](https://discourse.slicer.org/u/Deepa)\ **Replies:** 10\ **Last updated:** [October 2, 2020, 6:17am UTC](https://discourse.slicer.org/t/problem-in-extracting-centerlines/13551 "2020-10-02T06:17:23Z")
Hello All, I am trying to extract centerlines of vessel segments present in an stl file . When I use this model in the extract centerline module all the endpoints are not detected after hitting Auto-detect. I also tri… [Previous page](https://discourse.slicer.org/c/support/11.md?page=317) [Next page](https://discourse.slicer.org/c/support/11.md?page=319)