# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=291

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

**Page:** 292

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## [Issue with 3D\_Slicer version](https://discourse.slicer.org/t/issue-with-3d-slicer-version/16682)

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**Author:** [@PANC](https://discourse.slicer.org/u/PANC)\
**Replies:** 1\
**Last updated:** [March 22, 2021, 11:51am UTC](https://discourse.slicer.org/t/issue-with-3d-slicer-version/16682 "2021-03-22T11:51:24Z")

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Hi, everybody, I need the 4.11.0-2020-05-30 version of 3D\_Slicer soft. I have tried to load it from website of 3D\_Slicer, but there is no the version, could you provide it with me, thank you! please send it to my email: 1…

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## [Issue with centerline computation？](https://discourse.slicer.org/t/issue-with-centerline-computation/16680)

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**Author:** [@PANC](https://discourse.slicer.org/u/PANC)\
**Replies:** 1\
**Last updated:** [March 22, 2021, 11:20am UTC](https://discourse.slicer.org/t/issue-with-centerline-computation/16680 "2021-03-22T11:20:58Z")

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Hi, I have a problem when I attempt to extract the centerline of blood vessel. There is no “centerline computer” in Vascular Modeling Toolkit modular. What should I do? There are plugins installed in Extensions manager o…

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## [Convert DICOM to nifti](https://discourse.slicer.org/t/convert-dicom-to-nifti/16673)

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**Author:** [@Tekk\_ya](https://discourse.slicer.org/u/Tekk_ya)\
**Replies:** 2\
**Last updated:** [March 22, 2021, 9:41am UTC](https://discourse.slicer.org/t/convert-dicom-to-nifti/16673 "2021-03-22T09:41:14Z")

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Dear all, I have segmented a DICOM file in 3DSlicer. I want to export the scan and also the segmentation (the labels) in nifti format. I am not sure how to do it using 3DSlicer. Can anyone help me with the relevant mod…

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## [Can 3D Slicer be hosted on a rendering server?](https://discourse.slicer.org/t/can-3d-slicer-be-hosted-on-a-rendering-server/9256)

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**Author:** [@Yusuf](https://discourse.slicer.org/u/Yusuf)\
**Replies:** 12\
**Last updated:** [March 22, 2021, 5:51am UTC](https://discourse.slicer.org/t/can-3d-slicer-be-hosted-on-a-rendering-server/9256 "2021-03-22T05:51:59Z")

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Hi, Can the slicer3D be hosted off a render server so that multiple clients can access it with less powerful client hardware? Thank you

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## [Batch conversion of .nrrd to models](https://discourse.slicer.org/t/batch-conversion-of-nrrd-to-models/16663)

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**Author:** [@Selva](https://discourse.slicer.org/u/Selva)\
**Replies:** 4\
**Last updated:** [March 22, 2021, 3:27am UTC](https://discourse.slicer.org/t/batch-conversion-of-nrrd-to-models/16663 "2021-03-22T03:27:04Z")

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Hi, I have a batch of segments-.nrrd files. (100s) I would like to load them (Add data- files) as .nrrd. (The default in add data dialog box is volume, so I manually change them to segmentations, one by one. (So they l…

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## [Rotate and/or pan 3D model in small increments](https://discourse.slicer.org/t/rotate-and-or-pan-3d-model-in-small-increments/16641)

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**Author:** [@quim](https://discourse.slicer.org/u/quim)\
**Replies:** 3\
**Last updated:** [March 19, 2021, 9:18pm UTC](https://discourse.slicer.org/t/rotate-and-or-pan-3d-model-in-small-increments/16641 "2021-03-19T21:18:00Z")

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Operating system: Linux Mint 19.3 Slicer version: 4.11 Expected behavior: I am trying to make a movie for publication of a 3D model while I rotate, pan and zoom it, to better display details. To achieve this, I am us…

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## [Trouble accessing custom Slicer widgets in QT Designer](https://discourse.slicer.org/t/trouble-accessing-custom-slicer-widgets-in-qt-designer/16664)

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**Author:** [@jmhuie](https://discourse.slicer.org/u/jmhuie)\
**Replies:** 1\
**Last updated:** [March 21, 2021, 4:59pm UTC](https://discourse.slicer.org/t/trouble-accessing-custom-slicer-widgets-in-qt-designer/16664 "2021-03-21T16:59:09Z")

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I am trying to edit the GUI of my module with QT Designer, but I noticed that I cannot see any of the custom CTK or MRML widgets. I copied (and edited) the UI file from the Segment Cross-Section Area module, which is why…

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## [Issue with centerline computation](https://discourse.slicer.org/t/issue-with-centerline-computation/16656)

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**Author:** [@PANC](https://discourse.slicer.org/u/PANC)\
**Replies:** 2\
**Last updated:** [March 21, 2021, 1:45am UTC](https://discourse.slicer.org/t/issue-with-centerline-computation/16656 "2021-03-21T01:45:41Z")

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Operating system: Win10 Slicer version: 4.11 Expected behavior: Centerline computation Actual behavior: Centerline computation is not in Vascular Modeling Toolkit modular Hi, I am using 3D\_Slicer 4.11 to extract the …

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## [Controlling the z on fiducial markups](https://discourse.slicer.org/t/controlling-the-z-on-fiducial-markups/16655)

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**Author:** [@rebecca-green](https://discourse.slicer.org/u/rebecca-green)\
**Replies:** 3\
**Last updated:** [March 20, 2021, 2:52pm UTC](https://discourse.slicer.org/t/controlling-the-z-on-fiducial-markups/16655 "2021-03-20T14:52:50Z")

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Has anyone had an issue with fiducial markups ending up on the inside or in front or behind a surface? Is there anyway to control this when placing in 3D?

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## [Import DICOM files Error](https://discourse.slicer.org/t/import-dicom-files-error/16654)

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**Author:** [@Jaron\_Nazaroff](https://discourse.slicer.org/u/Jaron_Nazaroff)\
**Replies:** 1\
**Last updated:** [March 20, 2021, 1:59pm UTC](https://discourse.slicer.org/t/import-dicom-files-error/16654 "2021-03-20T13:59:09Z")

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When I try to select a CT series that I have uploaded I receive the following message “selected files listed in the database cannot be found on disk”. Any idea what I am doing wrong?

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## [Prism rendering](https://discourse.slicer.org/t/prism-rendering/16609)

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**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 7\
**Last updated:** [March 19, 2021, 12:01pm UTC](https://discourse.slicer.org/t/prism-rendering/16609 "2021-03-19T12:01:01Z")

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is it posiible to apply Prism rendering on the rendered volume in "volume rendering module " ? like applying a sphere carving on the render i thought i would be able to save the rendering in prism in volume propert…

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## [Radiomics developing a blank table?](https://discourse.slicer.org/t/radiomics-developing-a-blank-table/16618)

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**Author:** [@jmunchel](https://discourse.slicer.org/u/jmunchel)\
**Replies:** 3\
**Last updated:** [March 18, 2021, 9:32pm UTC](https://discourse.slicer.org/t/radiomics-developing-a-blank-table/16618 "2021-03-18T21:32:51Z")

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Operating system: MacOS 10.15.7 Slicer version: 4.11.20200930 r29402 Expected behavior: Radiomics will use a PET scan as an input image volume and a lung segmentation as the input region to present descriptive statisti…

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## [Python IO for DWI nrrd](https://discourse.slicer.org/t/python-io-for-dwi-nrrd/16622)

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**Author:** [@styner](https://discourse.slicer.org/u/styner)\
**Replies:** 5\
**Last updated:** [March 18, 2021, 8:02pm UTC](https://discourse.slicer.org/t/python-io-for-dwi-nrrd/16622 "2021-03-18T20:02:13Z")

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Quick question: Is there a way to use Slicer’s python package outside of Slicer or an alternative way to read DWI NRRD files in python? I am trying to load/save NAMIC style DWI NRRD files in python (pynrrd does not inter…

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## [Occluded visibility cannot be set for Markups labels](https://discourse.slicer.org/t/occluded-visibility-cannot-be-set-for-markups-labels/16621)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 4\
**Last updated:** [March 18, 2021, 7:17pm UTC](https://discourse.slicer.org/t/occluded-visibility-cannot-be-set-for-markups-labels/16621 "2021-03-18T19:17:51Z")

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Occluded visibility does not seem to impact the markups label. Adjustment works fine for the fiducials, including making it invisible when they are occluded. But their text labels are always visible. This seems to crowd…

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## [Can we build some advanced tools for automatic pipline like mimics?](https://discourse.slicer.org/t/can-we-build-some-advanced-tools-for-automatic-pipline-like-mimics/16589)

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**Author:** [@xiang\_luo](https://discourse.slicer.org/u/xiang_luo)\
**Replies:** 4\
**Last updated:** [March 18, 2021, 4:38pm UTC](https://discourse.slicer.org/t/can-we-build-some-advanced-tools-for-automatic-pipline-like-mimics/16589 "2021-03-18T16:38:53Z")

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In Mimics, there were more and more “advanced segment” module to users for making the segmentation pipline quick and easy, like “CT Heart”(auto in mimics 22.0+), “Segment Airway”, “Segment Lung and Lobes”. When i using …

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## [Markups control points list window expandable? (v4.11.20200930)](https://discourse.slicer.org/t/markups-control-points-list-window-expandable-v4-11-20200930/14464)

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**Author:** [@Greydon\_Gilmore](https://discourse.slicer.org/u/Greydon_Gilmore)\
**Replies:** 6\
**Last updated:** [March 17, 2021, 8:06pm UTC](https://discourse.slicer.org/t/markups-control-points-list-window-expandable-v4-11-20200930/14464 "2021-03-17T20:06:13Z")

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Hello, I am working on the most recent stable release and have noticed the control points list window, within the Markups module, is more condensed then previous versions. Is there a way to expand this window to be abl…

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## [apply button for scissor tool missing?](https://discourse.slicer.org/t/apply-button-for-scissor-tool-missing/16596)

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**Author:** [@rebecca-green](https://discourse.slicer.org/u/rebecca-green)\
**Replies:** 4\
**Last updated:** [March 17, 2021, 7:32pm UTC](https://discourse.slicer.org/t/apply-button-for-scissor-tool-missing/16596 "2021-03-17T19:32:38Z")

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Hi, I am on 4.11.20210226 and it seems the apply button for the scissors tool is now missing? I can set my area, but then I can’t do anything with it. All the tutorials seem to show an apply button. Am I missing somethin…

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## [Fuse models into one STL file](https://discourse.slicer.org/t/fuse-models-into-one-stl-file/16595)

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**Author:** [@Marta\_Fernandez](https://discourse.slicer.org/u/Marta_Fernandez)\
**Replies:** 2\
**Last updated:** [March 17, 2021, 2:36pm UTC](https://discourse.slicer.org/t/fuse-models-into-one-stl-file/16595 "2021-03-17T14:36:13Z")

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Hello, I have problems using the 3d Slicer trying to export the structures to Stl as one object. I have import two objects as Stl and link them but they don´t appear as one object. I would like to know how I can export…

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## [Export stl format.](https://discourse.slicer.org/t/export-stl-format/16597)

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**Author:** [@Marta\_Fernandez](https://discourse.slicer.org/u/Marta_Fernandez)\
**Replies:** 0\
**Last updated:** [March 17, 2021, 2:33pm UTC](https://discourse.slicer.org/t/export-stl-format/16597 "2021-03-17T14:33:31Z")

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Hi. I have a problem. I would like to export all the projects as an Stl. The objects are a fusion of two cranium part that has been imported as two Stl objects. Kind regards A beginner

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## [Curved Planar Reformat module results inaccurate](https://discourse.slicer.org/t/curved-planar-reformat-module-results-inaccurate/16590)

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**Author:** [@mikebind](https://discourse.slicer.org/u/mikebind)\
**Replies:** 2\
**Last updated:** [March 17, 2021, 2:32pm UTC](https://discourse.slicer.org/t/curved-planar-reformat-module-results-inaccurate/16590 "2021-03-17T14:32:20Z")

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Hello, I am again trying to use the Curved Planar Reformat module and finding that it does not seem to produce a reasonable straightened volume for an airway I am trying to process. Here is an outline of the steps foll…

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## [Compilation error on windows - ThirdParty/libharu/vtklibharu/src/hpdf\_doc.c: No such file or directory](https://discourse.slicer.org/t/compilation-error-on-windows-thirdparty-libharu-vtklibharu-src-hpdf-doc-c-no-such-file-or-directory/16543)

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**Author:** [@oren](https://discourse.slicer.org/u/oren)\
**Replies:** 3\
**Last updated:** [March 17, 2021, 5:35am UTC](https://discourse.slicer.org/t/compilation-error-on-windows-thirdparty-libharu-vtklibharu-src-hpdf-doc-c-no-such-file-or-directory/16543 "2021-03-17T05:35:24Z")

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Operating system:windows 10 pro Slicer version:latest of 14.03.2021 https://github.com/Slicer/Slicer.git Expected behavior:build successful on Release mode Actual behavior:compilation error |Error||VTK was not confi…

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## [Converting Slicer into Spanish](https://discourse.slicer.org/t/converting-slicer-into-spanish/16523)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 4\
**Last updated:** [March 17, 2021, 4:39am UTC](https://discourse.slicer.org/t/converting-slicer-into-spanish/16523 "2021-03-17T04:39:52Z")

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We have some strong interest for Slicer and slicermorph from the spanish speaking countries, particular in SA. One of the ideas that was bounced during the workshop was converting menus into Spanish (or at least for some…

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## [Where can I find the regular update for slicer 3d?](https://discourse.slicer.org/t/where-can-i-find-the-regular-update-for-slicer-3d/16584)

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**Author:** [@shivaprasad\_kolur](https://discourse.slicer.org/u/shivaprasad_kolur)\
**Replies:** 1\
**Last updated:** [March 17, 2021, 2:21am UTC](https://discourse.slicer.org/t/where-can-i-find-the-regular-update-for-slicer-3d/16584 "2021-03-17T02:21:45Z")

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where can I find the regular update for slicer 3d?

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## [Is the SlicerRadiomics module deleted in version 20210226?](https://discourse.slicer.org/t/is-the-slicerradiomics-module-deleted-in-version-20210226/16407)

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**Author:** [@slicer365](https://discourse.slicer.org/u/slicer365)\
**Replies:** 2\
**Last updated:** [March 17, 2021, 2:13am UTC](https://discourse.slicer.org/t/is-the-slicerradiomics-module-deleted-in-version-20210226/16407 "2021-03-17T02:13:48Z")

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Is the SlicerRadiomics module deleted in version 20210226?I didn’t find it.How do I know what adjustments have been made in this version, compared to the previous stable version.Sometimes I install the module, how to dea…

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## [Autoshrink lung masks in Lung CT Analyzer and Segmenter](https://discourse.slicer.org/t/autoshrink-lung-masks-in-lung-ct-analyzer-and-segmenter/16585)

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**Author:** [@rbumm](https://discourse.slicer.org/u/rbumm)\
**Replies:** 0\
**Last updated:** [March 16, 2021, 7:11pm UTC](https://discourse.slicer.org/t/autoshrink-lung-masks-in-lung-ct-analyzer-and-segmenter/16585 "2021-03-16T19:11:02Z")

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Hi all, By default, lung masks produced by ‘Lung CT Segmenter’ may include pleura, pericardium, and diaphragm at the borderlines. These areas may be wrongly segmented as ‘infiltrated’ or ‘collapsed’ lung parenchyma by ‘…

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## [Reference/citation for the fact NRRD format doesn't naturally hold patient data](https://discourse.slicer.org/t/reference-citation-for-the-fact-nrrd-format-doesnt-naturally-hold-patient-data/16514)

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**Author:** [@John\_Moore](https://discourse.slicer.org/u/John_Moore)\
**Replies:** 3\
**Last updated:** [March 15, 2021, 3:10pm UTC](https://discourse.slicer.org/t/reference-citation-for-the-fact-nrrd-format-doesnt-naturally-hold-patient-data/16514 "2021-03-15T15:10:19Z")

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Are there any papers or web pages that explicitly state the NRRD file format does not contain any (textual) patient identifiers? I’d like to include this in an ethics application.

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## [Cranial Bone flap Thickness Measurement](https://discourse.slicer.org/t/cranial-bone-flap-thickness-measurement/16393)

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**Author:** [@Antonio\_Giulio\_Genna](https://discourse.slicer.org/u/Antonio_Giulio_Genna)\
**Replies:** 9\
**Last updated:** [March 15, 2021, 3:01pm UTC](https://discourse.slicer.org/t/cranial-bone-flap-thickness-measurement/16393 "2021-03-15T15:01:11Z")

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Operating system: Windows 8 version 6.3 Slicer version: 4.10.2 Expected behavior: Generating a centerline and analyzing segment thickness Actual behavior: None Hello, I am a new Slicer user struggling with an old, de…

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## [Easy clip module](https://discourse.slicer.org/t/easy-clip-module/16546)

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**Author:** [@MFS-YES](https://discourse.slicer.org/u/MFS-YES)\
**Replies:** 1\
**Last updated:** [March 15, 2021, 10:48am UTC](https://discourse.slicer.org/t/easy-clip-module/16546 "2021-03-15T10:48:20Z")

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Hi, by the way, I did a bone segmentation, so after isolating the region of interest I used the Easy clip module to clip and measure different bone cross-sections, the problem is that the axial, sagittal, and coronal ima…

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## [Curved Planar Reformat module is not exist](https://discourse.slicer.org/t/curved-planar-reformat-module-is-not-exist/16537)

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**Author:** [@Aya\_El\_Gebaly](https://discourse.slicer.org/u/Aya_El_Gebaly)\
**Replies:** 1\
**Last updated:** [March 15, 2021, 4:58am UTC](https://discourse.slicer.org/t/curved-planar-reformat-module-is-not-exist/16537 "2021-03-15T04:58:51Z")

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Operating system: Windows 10 Slicer version: 29738, 4.11 Hello everyone, I’ve recently started to use 3D Slicer and was looking for a curved planar reformat to straighten the aorta in a planar, but I could not install…

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## [How to find Pixel Size/ Voxel Depth on 3D slicer? ](https://discourse.slicer.org/t/how-to-find-pixel-size-voxel-depth-on-3d-slicer/16541)

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**Author:** [@simple](https://discourse.slicer.org/u/simple)\
**Replies:** 2\
**Last updated:** [March 15, 2021, 4:57am UTC](https://discourse.slicer.org/t/how-to-find-pixel-size-voxel-depth-on-3d-slicer/16541 "2021-03-15T04:57:14Z")

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Hello, I was hoping someone can help me find the CT scans parameters. Specifically, I know that this CT scan has an acquisition matrix of 512 x 512 pixels. However, how do I find the pixel size and voxel depth of this C…

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