# Support

**URL:** https://discourse.slicer.org/c/support/11.md?no_subcategories=false&page=32

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

**Page:** 33

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## [Saving and reloading ultrasound images segmentation in NIFTI format](https://discourse.slicer.org/t/saving-and-reloading-ultrasound-images-segmentation-in-nifti-format/43947)

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**Author:** [@Jesus\_Benito\_Ruiz](https://discourse.slicer.org/u/Jesus_Benito_Ruiz)\
**Replies:** 0\
**Last updated:** [August 3, 2025, 9:35pm UTC](https://discourse.slicer.org/t/saving-and-reloading-ultrasound-images-segmentation-in-nifti-format/43947 "2025-08-03T21:35:10Z")

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Hello I am trying to work with some echographics images. I use the draw tool to show the interest area, I export as new labelmap and saving the segmentation file as whatever\_seg.nii.gz. However if I open that file, I do…

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## [Help needed for segmenting an atrophic maxilla in 3D Slicer (for 3D printing)](https://discourse.slicer.org/t/help-needed-for-segmenting-an-atrophic-maxilla-in-3d-slicer-for-3d-printing/43922)

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**Author:** [@piero\_perez](https://discourse.slicer.org/u/piero_perez)\
**Replies:** 1\
**Last updated:** [August 3, 2025, 7:26pm UTC](https://discourse.slicer.org/t/help-needed-for-segmenting-an-atrophic-maxilla-in-3d-slicer-for-3d-printing/43922 "2025-08-03T19:26:48Z")

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I’m a dental student currently learning how to use 3D Slicer. My father, who is an implantologist, asked me to 3D print an atrophic maxilla based on a CT scan. I’m using the Segment Editor module. I’ve already tried ap…

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## [Dashes silently removed from filename in "export to file" operation](https://discourse.slicer.org/t/dashes-silently-removed-from-filename-in-export-to-file-operation/43923)

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**Author:** [@flomei](https://discourse.slicer.org/u/flomei)\
**Replies:** 6\
**Last updated:** [August 1, 2025, 9:09pm UTC](https://discourse.slicer.org/t/dashes-silently-removed-from-filename-in-export-to-file-operation/43923 "2025-08-01T21:09:28Z")

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Hi, I’m using Slicer (v5.8.1) for manual annotation of structural MRI nifti data (T1 + parcellations). I’m loading T1 volume and freesurfer parcellations (both .nii.gz) via a selfmade startup script, but use the GUI fo…

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## [How to install OpenCv in stable Slicer 5.8.1?](https://discourse.slicer.org/t/how-to-install-opencv-in-stable-slicer-5-8-1/43928)

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**Author:** [@apparrilla](https://discourse.slicer.org/u/apparrilla)\
**Replies:** 0\
**Last updated:** [August 1, 2025, 2:37pm UTC](https://discourse.slicer.org/t/how-to-install-opencv-in-stable-slicer-5-8-1/43928 "2025-08-01T14:37:29Z")

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Hi everyone! I´m trying to install SlicerOpenCV in new stable release but it is not longer available. I´ve tryed “slicer.util.pip\_install(“opencv-python”)” and “slicer.util.pip\_install(“opencv-contrib-python”)“ but I c…

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## [Work the same data set on two computers](https://discourse.slicer.org/t/work-the-same-data-set-on-two-computers/43863)

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**Author:** [@JaredAmudeo](https://discourse.slicer.org/u/JaredAmudeo)\
**Replies:** 5\
**Last updated:** [July 30, 2025, 5:39pm UTC](https://discourse.slicer.org/t/work-the-same-data-set-on-two-computers/43863 "2025-07-30T17:39:11Z")

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Is it possible to work with the same dataset, e.g., a stack of images, on different computers? Considering both, use Grown from Seed to optimize time. For example, a microtomography of a rodent skull fossil. Is it possib…

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## [Trouble Building Slicer on macOS](https://discourse.slicer.org/t/trouble-building-slicer-on-macos/43821)

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**Author:** [@alientex](https://discourse.slicer.org/u/alientex)\
**Replies:** 3\
**Last updated:** [July 30, 2025, 5:30pm UTC](https://discourse.slicer.org/t/trouble-building-slicer-on-macos/43821 "2025-07-30T17:30:21Z")

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Hello, I’ve been trying to build Slicer on my Mac for months now, but still haven’t found a reliable way to do it without running into errors—even after following the documentation carefully. One of the main blockers i…

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## [Rescale slope and rescale intercept information on a Nifti image](https://discourse.slicer.org/t/rescale-slope-and-rescale-intercept-information-on-a-nifti-image/43882)

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**Author:** [@imbeatriz](https://discourse.slicer.org/u/imbeatriz)\
**Replies:** 4\
**Last updated:** [July 30, 2025, 4:33pm UTC](https://discourse.slicer.org/t/rescale-slope-and-rescale-intercept-information-on-a-nifti-image/43882 "2025-07-30T16:33:30Z")

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Hi everyone, I have PET images that were originally in DICOM format but have been converted to NIfTI using 3D Slicer. Unfortunately, I have no access to the original DICOM files. I’m trying to determine whether the ima…

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## [3d image now showing](https://discourse.slicer.org/t/3d-image-now-showing/27465)

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**Author:** [@Biomed321](https://discourse.slicer.org/u/Biomed321)\
**Replies:** 3\
**Last updated:** [July 30, 2025, 4:22pm UTC](https://discourse.slicer.org/t/3d-image-now-showing/27465 "2025-07-30T16:22:06Z")

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Operating system: 3dslicer Slicer version: 5.2.1 and 5.0.3 Expected behavior: to produce a 3d image Actual behavior: not producing 3d image So I have CT scans of hearts however I can only see the 2d pictures after gr…

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## [Maximal distance control in CrossSectionAnalysis module](https://discourse.slicer.org/t/maximal-distance-control-in-crosssectionanalysis-module/43900)

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**Author:** [@SANTIAGO\_PENDON\_MING](https://discourse.slicer.org/u/SANTIAGO_PENDON_MING)\
**Replies:** 1\
**Last updated:** [July 30, 2025, 9:51am UTC](https://discourse.slicer.org/t/maximal-distance-control-in-crosssectionanalysis-module/43900 "2025-07-30T09:51:57Z")

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Hi to everyone! Today, working with the module CrossSectionAnalysis I found a particular behavior that maybe causes some troubles. The point in the box generates his CS area so far away, when it’s also obvious that …

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## [Unable to find all referenced series in DICOM Browser](https://discourse.slicer.org/t/unable-to-find-all-referenced-series-in-dicom-browser/43022)

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**Author:** [@DeepaKrishnaswamy](https://discourse.slicer.org/u/DeepaKrishnaswamy)\
**Replies:** 8\
**Last updated:** [July 29, 2025, 6:33pm UTC](https://discourse.slicer.org/t/unable-to-find-all-referenced-series-in-dicom-browser/43022 "2025-07-29T18:33:17Z")

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Hi, I am working on improving the loading of DICOM Structured Reports into Slicer using the QuantitativeReporting plugin. Some SRs could have multiple series that are referenced. However, when I choose to load the SR in…

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## [Scalar volumes loading as sequences, is there a way to fix?](https://discourse.slicer.org/t/scalar-volumes-loading-as-sequences-is-there-a-way-to-fix/43824)

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**Author:** [@SegmenterSam](https://discourse.slicer.org/u/SegmenterSam)\
**Replies:** 7\
**Last updated:** [July 29, 2025, 3:22pm UTC](https://discourse.slicer.org/t/scalar-volumes-loading-as-sequences-is-there-a-way-to-fix/43824 "2025-07-29T15:22:01Z")

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Hi all, I have a number of patients of whom I have DICOM files of T1w-MRI and rCBV maps pre-and postop. For most patients these load just fine, as scalar volumes as they should. However for some, it only gives the optio…

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## [Slicer 5.09 keep shutting down upon performing simple task](https://discourse.slicer.org/t/slicer-5-09-keep-shutting-down-upon-performing-simple-task/43875)

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**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 1\
**Last updated:** [July 28, 2025, 12:53pm UTC](https://discourse.slicer.org/t/slicer-5-09-keep-shutting-down-upon-performing-simple-task/43875 "2025-07-28T12:53:49Z")

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slicwr 5.09 keep shutting down upon performing simple task like exporting or anything else . no warning no notification

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## [Shared Work/Annotation of Ultrasound DICOM Data](https://discourse.slicer.org/t/shared-work-annotation-of-ultrasound-dicom-data/43874)

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**Author:** [@DrDanParker](https://discourse.slicer.org/u/DrDanParker)\
**Replies:** 0\
**Last updated:** [July 28, 2025, 10:28am UTC](https://discourse.slicer.org/t/shared-work-annotation-of-ultrasound-dicom-data/43874 "2025-07-28T10:28:01Z")

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Hi, I have a shared dataset (hosted on OneDrive) which i can import and markup/annotate locally but would like to make this visible or accessible to collages who have access to the shared drive. I have tried a few ways…

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## [Body analysis (smi and adipose tissue)](https://discourse.slicer.org/t/body-analysis-smi-and-adipose-tissue/43873)

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**Author:** [@Eva\_Karanikki](https://discourse.slicer.org/u/Eva_Karanikki)\
**Replies:** 0\
**Last updated:** [July 28, 2025, 10:27am UTC](https://discourse.slicer.org/t/body-analysis-smi-and-adipose-tissue/43873 "2025-07-28T10:27:02Z")

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Hello , i would like to have a tutorrian on how to extract muscle mass on L3 (SMI) and fat tissues

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## [Registration with atlas](https://discourse.slicer.org/t/registration-with-atlas/7633)

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**Author:** [@zahiraabdala](https://discourse.slicer.org/u/zahiraabdala)\
**Replies:** 4\
**Last updated:** [July 28, 2025, 9:52am UTC](https://discourse.slicer.org/t/registration-with-atlas/7633 "2025-07-28T09:52:03Z")

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Hi all, I am trying to register the image T1 of brain atlas (2015 version) with a MRI image T1. Someone know if it is possible do this coregistration with this images? Which is the correctly module for do it? Thanks.

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## [Slicer crashing when trying to import image stacks using SlicerMorph](https://discourse.slicer.org/t/slicer-crashing-when-trying-to-import-image-stacks-using-slicermorph/43855)

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**Author:** [@Russell\_Engelman](https://discourse.slicer.org/u/Russell_Engelman)\
**Replies:** 11\
**Last updated:** [July 27, 2025, 6:39am UTC](https://discourse.slicer.org/t/slicer-crashing-when-trying-to-import-image-stacks-using-slicermorph/43855 "2025-07-27T06:39:24Z")

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Computer - Dell Precision 7710 Software OS - Windows 10 Pro Total RAM - 64 gB CPU - Intel(R) Xeon(R) CPU E3-1505M v5 @ 2.80 gHz GPU - NVIDIA Quadro M3000M Slicer Version - Slicer 5.8.1 My version of Slicer is crash…

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## [Designer failing to launch on MacOS](https://discourse.slicer.org/t/designer-failing-to-launch-on-macos/43847)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 4\
**Last updated:** [July 26, 2025, 6:44pm UTC](https://discourse.slicer.org/t/designer-failing-to-launch-on-macos/43847 "2025-07-26T18:44:19Z")

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I am trying to test a minimal UI file, and when I try to open it with Designer, it fails to launch. I launched the Designer from a terminal window and getting this error about missing encodings module. THis is r33743 (pr…

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## [SlicerParcellation Scripted Module Works via Absolute Path but Fails When Added to Custom Slicer Build via CMake](https://discourse.slicer.org/t/slicerparcellation-scripted-module-works-via-absolute-path-but-fails-when-added-to-custom-slicer-build-via-cmake/43832)

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**Author:** [@software](https://discourse.slicer.org/u/software)\
**Replies:** 0\
**Last updated:** [July 24, 2025, 9:43am UTC](https://discourse.slicer.org/t/slicerparcellation-scripted-module-works-via-absolute-path-but-fails-when-added-to-custom-slicer-build-via-cmake/43832 "2025-07-24T09:43:25Z")

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Hi Slicer community, I’ve been customizing my own Slicer build and integrating several external modules. Most of them, including other scripted modules, have been successfully added and built using CMake. Now I’m tryin…

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## [Transform Translation Trouble--Step up/down 10mm](https://discourse.slicer.org/t/transform-translation-trouble-step-up-down-10mm/43828)

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**Author:** [@pintoman82](https://discourse.slicer.org/u/pintoman82)\
**Replies:** 2\
**Last updated:** [July 23, 2025, 10:33pm UTC](https://discourse.slicer.org/t/transform-translation-trouble-step-up-down-10mm/43828 "2025-07-23T22:33:55Z")

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Hi all, I’m using 3D Slicer 5.8.1 on macOS and I’m trying to adjust the transform translation step size in the Transform module. By default, when I drag the sliders or click the spinbox arrows, they move by 10 mm increm…

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## [SlicerPreview: python default encoding is troublesome. Is it generally observed?](https://discourse.slicer.org/t/slicerpreview-python-default-encoding-is-troublesome-is-it-generally-observed/43826)

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**Author:** [@chir.set](https://discourse.slicer.org/u/chir.set)\
**Replies:** 0\
**Last updated:** [July 23, 2025, 3:38pm UTC](https://discourse.slicer.org/t/slicerpreview-python-default-encoding-is-troublesome-is-it-generally-observed/43826 "2025-07-23T15:38:51Z")

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Hello, On starting SlicerPreview 33801 on Arch Linux, a very long list of decoding errors related to python appears in stdout. The last ones are as below: File "/opt/programs/Test/Slicer-5.9.0-2025-07-22-linux-amd64/…

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## [Crop segment using shapeNode](https://discourse.slicer.org/t/crop-segment-using-shapenode/43822)

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**Author:** [@bserrano](https://discourse.slicer.org/u/bserrano)\
**Replies:** 9\
**Last updated:** [July 23, 2025, 1:18pm UTC](https://discourse.slicer.org/t/crop-segment-using-shapenode/43822 "2025-07-23T13:18:44Z")

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Hi all, I’m working with a segment representing a tubular geometry, and I have a vtkMRMLMarkupsShapeNode representing a cylinder placed at the end of this structure. I’d like to crop or cut the segment using the plane …

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## [Real-time mesh deformation within PLUS Server](https://discourse.slicer.org/t/real-time-mesh-deformation-within-plus-server/43799)

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**Author:** [@naomi-rc](https://discourse.slicer.org/u/naomi-rc)\
**Replies:** 3\
**Last updated:** [July 23, 2025, 6:24am UTC](https://discourse.slicer.org/t/real-time-mesh-deformation-within-plus-server/43799 "2025-07-23T06:24:43Z")

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Hello :waving\_hand:, I’ve been using PLUS Server for generating real-time ultrasound in a Unity simulation. I know the models specified in the configuration file are loaded once at the start into PLUS. I’m wondering if…

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## [Volume and segment straightening](https://discourse.slicer.org/t/volume-and-segment-straightening/43800)

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**Author:** [@sulli419](https://discourse.slicer.org/u/sulli419)\
**Replies:** 4\
**Last updated:** [July 22, 2025, 7:51pm UTC](https://discourse.slicer.org/t/volume-and-segment-straightening/43800 "2025-07-22T19:51:14Z")

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Hello, I have a segmented volume of the spine, similar to the video below. I want to get the center points and straighten all the segments and the volume in one fell swoop. What is the best way to do this? I see a workf…

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## [Large discrepancy in logged output in Python vs. Bash Consoles](https://discourse.slicer.org/t/large-discrepancy-in-logged-output-in-python-vs-bash-consoles/43783)

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**Author:** [@SomeoneInPart](https://discourse.slicer.org/u/SomeoneInPart)\
**Replies:** 5\
**Last updated:** [July 22, 2025, 6:31pm UTC](https://discourse.slicer.org/t/large-discrepancy-in-logged-output-in-python-vs-bash-consoles/43783 "2025-07-22T18:31:35Z")

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For ease of testing a WIP module, I will often start Slicer from a bash shell, so that I could save its output to a log programmatically. However, when I went to refactor my many print statements into logging calls, I no…

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## [Patch Analysis in SlicerMorph](https://discourse.slicer.org/t/patch-analysis-in-slicermorph/43808)

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**Author:** [@Jones](https://discourse.slicer.org/u/Jones)\
**Replies:** 2\
**Last updated:** [July 22, 2025, 5:35pm UTC](https://discourse.slicer.org/t/patch-analysis-in-slicermorph/43808 "2025-07-22T17:35:27Z")

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Is it possible to collect semi-landmarks as patches in SlicerMorph? I can’t figure out how to do this with the Markups function. Thank you very much for your help.

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## [High-Quality Lung 3D Reconstruction Dataset and Model Sharing](https://discourse.slicer.org/t/high-quality-lung-3d-reconstruction-dataset-and-model-sharing/42473)

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**Author:** [@lirongyaoper](https://discourse.slicer.org/u/lirongyaoper)\
**Replies:** 5\
**Last updated:** [July 22, 2025, 5:32pm UTC](https://discourse.slicer.org/t/high-quality-lung-3d-reconstruction-dataset-and-model-sharing/42473 "2025-07-22T17:32:48Z")

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Here is the professional translation of your text into English: High-Quality Lung 3D Reconstruction Dataset and Model Sharing 1. Dataset Information I possess high-quality annotated lung 3D reconstruction datasets fo…

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## [Automatize model remeshing using python](https://discourse.slicer.org/t/automatize-model-remeshing-using-python/43810)

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**Author:** [@MrMarkus](https://discourse.slicer.org/u/MrMarkus)\
**Replies:** 0\
**Last updated:** [July 22, 2025, 2:55pm UTC](https://discourse.slicer.org/t/automatize-model-remeshing-using-python/43810 "2025-07-22T14:55:06Z")

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Dear all, I would like to remesh a couple of model files in batch processing fashion. The plan is to use “Surface Toolbox” Module, herein the “Uniform remesh” algorithm. And the number of points set to 100k. By now I…

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## [Using MONAI, I can’t retrieve my file](https://discourse.slicer.org/t/using-monai-i-can-t-retrieve-my-file/43807)

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**Author:** [@Ahmed](https://discourse.slicer.org/u/Ahmed)\
**Replies:** 0\
**Last updated:** [July 22, 2025, 2:32pm UTC](https://discourse.slicer.org/t/using-monai-i-can-t-retrieve-my-file/43807 "2025-07-22T14:32:06Z")

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Dear Team, Thank you for your help and support. I started using 3D slicer and I started integrating AI (MONAI) but after finishing the model, I can’t save it. Kindly for you help

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## [Build Slicer in apple silicon - error "arm64"](https://discourse.slicer.org/t/build-slicer-in-apple-silicon-error-arm64/39549)

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**Author:** [@park](https://discourse.slicer.org/u/park)\
**Replies:** 5\
**Last updated:** [July 22, 2025, 8:21am UTC](https://discourse.slicer.org/t/build-slicer-in-apple-silicon-error-arm64/39549 "2025-07-22T08:21:09Z")

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Hi all, During the build process as per Steve’s advice, #5944 I encountered the following issue. Has anyone resolved this? Computer Specifications: CPU: M1 Pro OS: macOS Ventura Xcode: 13.0 Process: Installed Qt5…

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## [Is there an issue with Linux builds currently?](https://discourse.slicer.org/t/is-there-an-issue-with-linux-builds-currently/43743)

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**Author:** [@chir.set](https://discourse.slicer.org/u/chir.set)\
**Replies:** 13\
**Last updated:** [July 22, 2025, 7:46am UTC](https://discourse.slicer.org/t/is-there-an-issue-with-linux-builds-currently/43743 "2025-07-22T07:46:04Z")

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Hello, There are no Linux builds for Slicer preview and no extensions since a few days. Slicer clean-built today (e1881207) on Arch runs (--ignore-slicerrc) suspiciously with the following in stdout: QFont::fromString…

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