# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=428

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

**Page:** 429

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## [Load valume issue](https://discourse.slicer.org/t/load-valume-issue/2400)

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**Author:** [@anandmulay3](https://discourse.slicer.org/u/anandmulay3)\
**Replies:** 1\
**Last updated:** [March 24, 2018, 4:59am UTC](https://discourse.slicer.org/t/load-valume-issue/2400 "2018-03-24T04:59:04Z")

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i’m trying to load volume in python scriptable module script code :\[success, loadedVolumeNode\] = slicer.util.loadVolume(path, returnNode=True) error : Traceback (most recent call last): File “”, line 1, in File “C:…

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## [Drawing shapes in Volume Node](https://discourse.slicer.org/t/drawing-shapes-in-volume-node/2399)

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**Author:** [@Vinny](https://discourse.slicer.org/u/Vinny)\
**Replies:** 6\
**Last updated:** [March 23, 2018, 2:29am UTC](https://discourse.slicer.org/t/drawing-shapes-in-volume-node/2399 "2018-03-23T02:29:31Z")

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Hello 3D Slicer forum, I’d like to draw shapes in the Volume node where the MRI image is located. I’m relatively new to Slicer and have been learning to use the Python interactor, and specifically, interfacing with the…

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## [Rendering two NRDD files side to side with different origin, space coordinates and spacing](https://discourse.slicer.org/t/rendering-two-nrdd-files-side-to-side-with-different-origin-space-coordinates-and-spacing/2369)

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**Author:** [@dcantor](https://discourse.slicer.org/u/dcantor)\
**Replies:** 8\
**Last updated:** [March 22, 2018, 2:36pm UTC](https://discourse.slicer.org/t/rendering-two-nrdd-files-side-to-side-with-different-origin-space-coordinates-and-spacing/2369 "2018-03-22T14:36:54Z")

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Hello, I have two NRRD files: T2W (1) ADC (2) When I load these two files in Slicer I can see that slicer automatically positions them in space according to their metadata and performs interpolation. I can tell that …

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## [Radiomics error](https://discourse.slicer.org/t/radiomics-error/2371)

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**Author:** [@mgastall](https://discourse.slicer.org/u/mgastall)\
**Replies:** 4\
**Last updated:** [March 22, 2018, 8:58am UTC](https://discourse.slicer.org/t/radiomics-error/2371 "2018-03-22T08:58:36Z")

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I get the following error when I am using radiomics: RadiomicsCLI standard error: Traceback (most recent call last): File “C:\\Users\\Andrea\\AppData\\Roaming\\NA-MIC\\Extensions-27030\\SlicerRadiomics\\Lib\\Slicer-4.9\\cli-mod…

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## [DTIPrep, Nrrd to Nifti conversion, and header info](https://discourse.slicer.org/t/dtiprep-nrrd-to-nifti-conversion-and-header-info/2396)

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**Author:** [@micaceous](https://discourse.slicer.org/u/micaceous)\
**Replies:** 0\
**Last updated:** [March 22, 2018, 3:35am UTC](https://discourse.slicer.org/t/dtiprep-nrrd-to-nifti-conversion-and-header-info/2396 "2018-03-22T03:35:14Z")

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I’ve been using Ubuntu 16.04 on Bash on Windows (but this problem has occurred within regular linux/ubuntu as well). After running DTIPrep (through their own tool, not through Slicer module), cannot convert .nrrd to .ni…

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## [DWIConvert and libITKFactoryRegistration.so error](https://discourse.slicer.org/t/dwiconvert-and-libitkfactoryregistration-so-error/2395)

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**Author:** [@micaceous](https://discourse.slicer.org/u/micaceous)\
**Replies:** 0\
**Last updated:** [March 22, 2018, 3:35am UTC](https://discourse.slicer.org/t/dwiconvert-and-libitkfactoryregistration-so-error/2395 "2018-03-22T03:35:10Z")

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Hello Slicer team, I’m running Ubuntu 16.04 on Bash on Windows. I’m using the nightly build, Slicer-4.9.0-2018-02-08-linux DWIConvert is not working… It appears the problem is due to “libITKFactoryRegistration.so” …

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## [Framebuffer has an attachment error](https://discourse.slicer.org/t/framebuffer-has-an-attachment-error/2390)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 3\
**Last updated:** [March 21, 2018, 9:20pm UTC](https://discourse.slicer.org/t/framebuffer-has-an-attachment-error/2390 "2018-03-21T21:20:32Z")

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I have a volume that I had successfully rendered once. When I turn rendering on/off, I start receiving this exact error and get a solid white 3D rendering window. This is on a i7 laptop with intel and nvidia GPU. I made…

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## [Ruler Right-click event](https://discourse.slicer.org/t/ruler-right-click-event/2388)

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**Author:** [@jperdomo23](https://discourse.slicer.org/u/jperdomo23)\
**Replies:** 2\
**Last updated:** [March 21, 2018, 7:31pm UTC](https://discourse.slicer.org/t/ruler-right-click-event/2388 "2018-03-21T19:31:01Z")

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Hi Slicer Discourse, I am trying to show a context menu when a vtkMRMLAnnotationRulerNode object is right-clicked in Slicer, similar to this example using fiducials from the Slicer Script Repository. Is this possible wi…

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## [Sorting and toggling visibility of all nodes in Subject hierarchy tab](https://discourse.slicer.org/t/sorting-and-toggling-visibility-of-all-nodes-in-subject-hierarchy-tab/2384)

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**Author:** [@drusmanbashir](https://discourse.slicer.org/u/drusmanbashir)\
**Replies:** 3\
**Last updated:** [March 21, 2018, 1:12pm UTC](https://discourse.slicer.org/t/sorting-and-toggling-visibility-of-all-nodes-in-subject-hierarchy-tab/2384 "2018-03-21T13:12:37Z")

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Hi, I think it would be handy to have this function . Thanks Usman

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## [ObjExporter issue](https://discourse.slicer.org/t/objexporter-issue/2373)

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**Author:** [@anandmulay3](https://discourse.slicer.org/u/anandmulay3)\
**Replies:** 2\
**Last updated:** [March 21, 2018, 7:02am UTC](https://discourse.slicer.org/t/objexporter-issue/2373 "2018-03-21T07:02:44Z")

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I’m trying to export model in .OBJ file … debug window error: obj files only support on renderer per window. Code: o = vtk.vtkOBJExporter() o.SetFilePrefix(‘/tmp/obj/fibers’) lm = slicer.app.layoutManager() tdv …

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## [Not able to save in jpg format and perform volumetric segmentation](https://discourse.slicer.org/t/not-able-to-save-in-jpg-format-and-perform-volumetric-segmentation/2382)

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**Author:** [@Ashwini](https://discourse.slicer.org/u/Ashwini)\
**Replies:** 2\
**Last updated:** [March 21, 2018, 8:08am UTC](https://discourse.slicer.org/t/not-able-to-save-in-jpg-format-and-perform-volumetric-segmentation/2382 "2018-03-21T08:08:39Z")

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Operating system:Windows 7 Professional 64 bit Slicer version:4.8.1 Expected behavior: Volumetric Segmentation is not available Actual behavior:How to do Volumetric segmentation

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## [Generate a 3D reconstruction from histology sections](https://discourse.slicer.org/t/generate-a-3d-reconstruction-from-histology-sections/2363)

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**Author:** [@hematoxylin](https://discourse.slicer.org/u/hematoxylin)\
**Replies:** 11\
**Last updated:** [March 21, 2018, 2:04am UTC](https://discourse.slicer.org/t/generate-a-3d-reconstruction-from-histology-sections/2363 "2018-03-21T02:04:46Z")

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What I ultimately want to do is create a 3D reconstruction of structure from histology sections. I have imaged the H&E slides and aligned them using TrakEM2 on Fiji, and saved the files individually as TIFF files. When I…

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## [Can we measure angles on the 3Dslicer](https://discourse.slicer.org/t/can-we-measure-angles-on-the-3dslicer/1501)

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**Author:** [@patsawas](https://discourse.slicer.org/u/patsawas)\
**Replies:** 6\
**Last updated:** [March 20, 2018, 8:01pm UTC](https://discourse.slicer.org/t/can-we-measure-angles-on-the-3dslicer/1501 "2018-03-20T20:01:51Z")

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Operating system: Slicer version: Expected behavior: Actual behavior:

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## [Use a segmentation to create .stl file for 3D printing](https://discourse.slicer.org/t/use-a-segmentation-to-create-stl-file-for-3d-printing/541)

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**Author:** [@Garrett\_Baltz](https://discourse.slicer.org/u/Garrett_Baltz)\
**Replies:** 6\
**Last updated:** [March 20, 2018, 6:33pm UTC](https://discourse.slicer.org/t/use-a-segmentation-to-create-stl-file-for-3d-printing/541 "2018-03-20T18:33:11Z")

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Hello, I have been hitting my head against a wall and can’t figure out how to do this. I think there is supposed to be a tutorial on this ( Documentation/4.6/Training - Slicer Wiki) but the pdf tutorial file has been…

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## [Could not save my 3d model as STL](https://discourse.slicer.org/t/could-not-save-my-3d-model-as-stl/1376)

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**Author:** [@sertacaksoy](https://discourse.slicer.org/u/sertacaksoy)\
**Replies:** 10\
**Last updated:** [March 20, 2018, 6:31pm UTC](https://discourse.slicer.org/t/could-not-save-my-3d-model-as-stl/1376 "2018-03-20T18:31:57Z")

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Hi Slicer Users: I am relatively a new user and would like to have a piece of mind from more experienced users. So I generally use Editor to segment my ROI’s, and it has a fantastic saving feature which allows me to sav…

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## [Fade In Between Images](https://discourse.slicer.org/t/fade-in-between-images/2355)

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**Author:** [@asheu](https://discourse.slicer.org/u/asheu)\
**Replies:** 4\
**Last updated:** [March 20, 2018, 6:00pm UTC](https://discourse.slicer.org/t/fade-in-between-images/2355 "2018-03-20T18:00:31Z")

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Hi there, Was wondering if there was any existing module in Slicer that allow us to load 2 data sets and then fade in and out between the data sets? Thanks a lot!

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## [Problems with a fragments bone](https://discourse.slicer.org/t/problems-with-a-fragments-bone/2376)

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**Author:** [@Patrycja\_Grygny](https://discourse.slicer.org/u/Patrycja_Grygny)\
**Replies:** 1\
**Last updated:** [March 20, 2018, 4:02pm UTC](https://discourse.slicer.org/t/problems-with-a-fragments-bone/2376 "2018-03-20T16:02:40Z")

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Operating system: MacOS Slicer version: 4.8.1 Expected behavior: Actual behavior: Hi, I have a cremation material which is located in the Popiel during the Pomeranian culture period. Itry to crop a fragments and do …

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## [Slicer4 DWI Rician LMMSE Filter](https://discourse.slicer.org/t/slicer4-dwi-rician-lmmse-filter/2370)

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**Author:** [@ryanhucla](https://discourse.slicer.org/u/ryanhucla)\
**Replies:** 0\
**Last updated:** [March 20, 2018, 3:06am UTC](https://discourse.slicer.org/t/slicer4-dwi-rician-lmmse-filter/2370 "2018-03-20T03:06:54Z")

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Hi all, I am trying to use the Denoising feature of DTIPrep, which uses a Rician LMMSE Filter from 3DSlicer. However, I cannot find the path for this tool, and I can’t seem to find the answer online on this forum or on …

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## [Are these any extensions to correctly load the DICOM-RT generated by Stanford ePAD software?](https://discourse.slicer.org/t/are-these-any-extensions-to-correctly-load-the-dicom-rt-generated-by-stanford-epad-software/2356)

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**Author:** [@glhfgg1024](https://discourse.slicer.org/u/glhfgg1024)\
**Replies:** 2\
**Last updated:** [March 19, 2018, 3:05pm UTC](https://discourse.slicer.org/t/are-these-any-extensions-to-correctly-load-the-dicom-rt-generated-by-stanford-epad-software/2356 "2018-03-19T15:05:48Z")

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Operating system: Windows 10 Slicer version: 4.8.0 Expected behavior: Correctly loading the DICOM-RT from ePAD Actual behavior: I have some DICOM and DICOM-RT files generated from Stanford ePAD system (https://epad.s…

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## [Volume Rendering in 2D](https://discourse.slicer.org/t/volume-rendering-in-2d/2358)

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**Author:** [@brhoom](https://discourse.slicer.org/u/brhoom)\
**Replies:** 3\
**Last updated:** [March 19, 2018, 2:31pm UTC](https://discourse.slicer.org/t/volume-rendering-in-2d/2358 "2018-03-19T14:31:31Z")

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Is it possible to display 3D rendering in the 2D views (Axial, Coronal and Sagittal) e.g. the Maximum Intensity Projection MIP? Another question, why there is no “None” Preset? after selecting a specific preset I c…

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## [Slicer Slice view scrolling lag](https://discourse.slicer.org/t/slicer-slice-view-scrolling-lag/2336)

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**Author:** [@jperdomo23](https://discourse.slicer.org/u/jperdomo23)\
**Replies:** 7\
**Last updated:** [March 19, 2018, 2:40am UTC](https://discourse.slicer.org/t/slicer-slice-view-scrolling-lag/2336 "2018-03-19T02:40:45Z")

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Hello Slicer Discourse, Our team is developing software using the Slicer Slicelets model. We are experiencing some lag with scrolling through volumes in the Slice views, and were trying to isolate the issue. It occurs a…

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## [Save segmentation as .STL instead of .nrrd file](https://discourse.slicer.org/t/save-segmentation-as-stl-instead-of-nrrd-file/2352)

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**Author:** [@nicofin2k](https://discourse.slicer.org/u/nicofin2k)\
**Replies:** 1\
**Last updated:** [March 19, 2018, 12:18am UTC](https://discourse.slicer.org/t/save-segmentation-as-stl-instead-of-nrrd-file/2352 "2018-03-19T00:18:36Z")

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Operating system: windows Slicer version: 4.9 Expected behavior: i need exports my documents in .stl Actual behavior: Actual behavior, i do segmentatios, everythings ok, but when save the file format i cant change li…

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## [High quality segmentation of the orbital walls](https://discourse.slicer.org/t/high-quality-segmentation-of-the-orbital-walls/2345)

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**Author:** [@Itamartz](https://discourse.slicer.org/u/Itamartz)\
**Replies:** 6\
**Last updated:** [March 18, 2018, 7:08pm UTC](https://discourse.slicer.org/t/high-quality-segmentation-of-the-orbital-walls/2345 "2018-03-18T19:08:21Z")

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Operating system- Windows 10 Slicer version- 4.8.1 Hello friends, I would be grateful for your help in solving the following issue- I am having poor results modeling the orbital walls of the skull. After using a thres…

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## [Cannot run Slicer on a 32-bit operating system](https://discourse.slicer.org/t/cannot-run-slicer-on-a-32-bit-operating-system/441)

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**Author:** [@LilyLJ](https://discourse.slicer.org/u/LilyLJ)\
**Replies:** 5\
**Last updated:** [March 18, 2018, 1:22am UTC](https://discourse.slicer.org/t/cannot-run-slicer-on-a-32-bit-operating-system/441 "2018-03-18T01:22:34Z")

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Operating system: Windows 7 Slicer version: 4.6.2 (also tried 4.5.0-1, same behavior) Expected behavior: Installation of Slicer, and run it by double clicking Slicer.exe Actual behavior: Installation seems done, but n…

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## [Is there a simple way to compute SUVs if patient weights are kept separate from the DICOM files?](https://discourse.slicer.org/t/is-there-a-simple-way-to-compute-suvs-if-patient-weights-are-kept-separate-from-the-dicom-files/2326)

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**Author:** [@drusmanbashir](https://discourse.slicer.org/u/drusmanbashir)\
**Replies:** 6\
**Last updated:** [March 16, 2018, 7:12pm UTC](https://discourse.slicer.org/t/is-there-a-simple-way-to-compute-suvs-if-patient-weights-are-kept-separate-from-the-dicom-files/2326 "2018-03-16T19:12:20Z")

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Hi, My dataset has been anonymised rather rigorously and weights stripped. I have them separately and wish to enter them manually case-by-case. I have tried several plugins e.g., SUV factor calculator, PET image maker, …

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## [Sometimes freehand drawing does not work in Segment editor](https://discourse.slicer.org/t/sometimes-freehand-drawing-does-not-work-in-segment-editor/2271)

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**Author:** [@drusmanbashir](https://discourse.slicer.org/u/drusmanbashir)\
**Replies:** 11\
**Last updated:** [March 16, 2018, 5:41pm UTC](https://discourse.slicer.org/t/sometimes-freehand-drawing-does-not-work-in-segment-editor/2271 "2018-03-16T17:41:13Z")

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Hi, While drawing annotation ROIs on a volume using freehand segmentation editor, sometimes the annotation does not draw altogether. If i delete the segmentation and create a new one , it will start working. I was able …

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## [Segmentation of thin surfaces](https://discourse.slicer.org/t/segmentation-of-thin-surfaces/2332)

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**Author:** [@hherhold](https://discourse.slicer.org/u/hherhold)\
**Replies:** 2\
**Last updated:** [March 16, 2018, 2:39pm UTC](https://discourse.slicer.org/t/segmentation-of-thin-surfaces/2332 "2018-03-16T14:39:43Z")

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Hey Slicers, I’m curious if anyone has any suggestions on strategies for segmentation of some specimens we’re working on. These are micro-CT scanned insects (dried, pinned specimens) that have thin cuticular membranes i…

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## [Smoothing only in one direction](https://discourse.slicer.org/t/smoothing-only-in-one-direction/2327)

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**Author:** [@alessandronavacchia](https://discourse.slicer.org/u/alessandronavacchia)\
**Replies:** 2\
**Last updated:** [March 16, 2018, 2:14pm UTC](https://discourse.slicer.org/t/smoothing-only-in-one-direction/2327 "2018-03-16T14:14:20Z")

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Hi all, I am trying to smooth a segmented volume with either a Median or Gaussian method. I segmented mostly in slices perpendicular to one axis because of the better resolution. When I smooth with large Kernel sizes or…

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## [GetOutputPolyDataConnection() not working](https://discourse.slicer.org/t/getoutputpolydataconnection-not-working/2334)

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**Author:** [@anandmulay3](https://discourse.slicer.org/u/anandmulay3)\
**Replies:** 5\
**Last updated:** [March 16, 2018, 2:11pm UTC](https://discourse.slicer.org/t/getoutputpolydataconnection-not-working/2334 "2018-03-16T14:11:12Z")

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Operating system:Windows 10 Slicer version:4.8.1 Expected behavior:I’m tryinng to write .ply file using python interactor but i think because of this error(GetOutputPolyDataConnection() ) it is not generating the outpu…

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## [Load as a sagittal not axial](https://discourse.slicer.org/t/load-as-a-sagittal-not-axial/2288)

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**Author:** [@timeanddoctor](https://discourse.slicer.org/u/timeanddoctor)\
**Replies:** 6\
**Last updated:** [March 16, 2018, 12:18pm UTC](https://discourse.slicer.org/t/load-as-a-sagittal-not-axial/2288 "2018-03-16T12:18:23Z")

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Operating system: Slicer version: Expected behavior: Actual behavior: how to load a picture as a yellow slicer without transform 90 degeree…

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