# Support **URL:** https://discourse.slicer.org/c/support/11.md?page=447 [Latest](https://discourse.slicer.org/latest.md) · [Categories](https://discourse.slicer.org/categories.md) · [Tags](https://discourse.slicer.org/tags.md) **Page:** 448 --- ## [How to fix loading error: Could not load as DWI Volume as a Diffusion Volume](https://discourse.slicer.org/t/how-to-fix-loading-error-could-not-load-as-dwi-volume-as-a-diffusion-volume/281)
**Author:** [@broccoli](https://discourse.slicer.org/u/broccoli)\ **Replies:** 13\ **Last updated:** [May 8, 2017, 3:32pm UTC](https://discourse.slicer.org/t/how-to-fix-loading-error-could-not-load-as-dwi-volume-as-a-diffusion-volume/281 "2017-05-08T15:32:03Z")
I am trying to load .dcm data. Sadly it failed, the error message displayed was Could not load as DWI Volume as a Diffusion Volume. However, I am not trying to load as DWI volume. As an alternative I tried adding the d… --- ## [Error with new extension Elastix](https://discourse.slicer.org/t/error-with-new-extension-elastix/278)
**Author:** [@KaiWei\_Han](https://discourse.slicer.org/u/KaiWei_Han)\ **Replies:** 2\ **Last updated:** [May 8, 2017, 3:17pm UTC](https://discourse.slicer.org/t/error-with-new-extension-elastix/278 "2017-05-08T15:17:15Z")
Operating system:MacOS 10.12.4 Slicer version:Slicer-4.7.0-2017-05-02-macosx-amd64 Expected behavior:successful registration between two volume Actual behavior:“KeyError: ‘LD\_LIBRARY\_PATH’” Hey there, I am trying to … --- ## [Ext manager and view controller broke](https://discourse.slicer.org/t/ext-manager-and-view-controller-broke/123)
**Author:** [@mrjeffs](https://discourse.slicer.org/u/mrjeffs)\ **Replies:** 7\ **Last updated:** [May 8, 2017, 2:19pm UTC](https://discourse.slicer.org/t/ext-manager-and-view-controller-broke/123 "2017-05-08T14:19:28Z")
Operating system: ubuntu 16.04 Slicer version: 4.7.0-2017-3-12 and 4.7.0-2017-4-13 Expected behavior: extension manager opens & view controller shows red/yellow/green slice controls Actual behavior: invoking extension ma… --- ## [Threshold on Segment](https://discourse.slicer.org/t/threshold-on-segment/258)
**Author:** [@basti](https://discourse.slicer.org/u/basti)\ **Replies:** 4\ **Last updated:** [May 7, 2017, 10:01pm UTC](https://discourse.slicer.org/t/threshold-on-segment/258 "2017-05-07T22:01:57Z")
I'm trying to threshold a volume to a created segment. Unfortunately the segment will be empty. What did I forget? # create SegmentationNode and Segment # self.segmentationNode = slicer.vtkMRMLSegmentationNode… --- ## [Multiple startup errors and no SimpleITK in May 1 nightly on mac](https://discourse.slicer.org/t/multiple-startup-errors-and-no-simpleitk-in-may-1-nightly-on-mac/231)
**Author:** [@fedorov](https://discourse.slicer.org/u/fedorov)\ **Replies:** 30\ **Last updated:** [May 6, 2017, 6:09pm UTC](https://discourse.slicer.org/t/multiple-startup-errors-and-no-simpleitk-in-may-1-nightly-on-mac/231 "2017-05-06T18:09:17Z")
Startup error: code for hash md5 was not found. Traceback (most recent call last): File "/Applications/Slicer.app/Contents/lib/Python/lib/python2.7/hashlib.py", line 147, in \ globals()\[\_\_func\_name\] = \_\_g… --- ## [Behavior of crop volume module](https://discourse.slicer.org/t/behavior-of-crop-volume-module/272)
**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\ **Replies:** 1\ **Last updated:** [May 5, 2017, 7:01pm UTC](https://discourse.slicer.org/t/behavior-of-crop-volume-module/272 "2017-05-05T19:01:25Z")
Hi, I used to use crop volume as a procedure to avoid having to resample volumes after I manually aligned them. It involved steps of manually creating a transformation, creating a new ROI that encompasses the full volu… --- ## [New release / Nightlies stability](https://discourse.slicer.org/t/new-release-nightlies-stability/263)
**Author:** [@jondo](https://discourse.slicer.org/u/jondo)\ **Replies:** 4\ **Last updated:** [May 5, 2017, 1:22pm UTC](https://discourse.slicer.org/t/new-release-nightlies-stability/263 "2017-05-05T13:22:41Z")
As a Slicer newbie, I wonder: When will the next version 4.7.0 be released? The wiki's roadmap was not updated since 2015, and the bug tracker' roadmap says "Scheduled For Release 2017-01-15". According to the rhythm o… --- ## [ChangeTracker is broken](https://discourse.slicer.org/t/changetracker-is-broken/253)
**Author:** [@finetjul](https://discourse.slicer.org/u/finetjul)\ **Replies:** 5\ **Last updated:** [May 3, 2017, 7:23pm UTC](https://discourse.slicer.org/t/changetracker-is-broken/253 "2017-05-03T19:23:56Z")
Hi, I tested the ChangeTracker extension in Slicer 4.6.2 and it appears to be broken. Problem #1: Test data fails to be loaded Problem #2: There are Python errors at step 3 --- ## [Cannot Add Note to Mantis Bug Tracker](https://discourse.slicer.org/t/cannot-add-note-to-mantis-bug-tracker/249)
**Author:** [@Shusil](https://discourse.slicer.org/u/Shusil)\ **Replies:** 3\ **Last updated:** [May 3, 2017, 12:54pm UTC](https://discourse.slicer.org/t/cannot-add-note-to-mantis-bug-tracker/249 "2017-05-03T12:54:28Z")
Hi, I was trying to add a note on one of the issues but was not able to do so. Following screen appears: I would appreciate any help. Thanks, Shusil --- ## [Can't save into "Slicer Data Bundle" mode](https://discourse.slicer.org/t/cant-save-into-slicer-data-bundle-mode/245)
**Author:** [@finetjul](https://discourse.slicer.org/u/finetjul)\ **Replies:** 8\ **Last updated:** [May 3, 2017, 6:30am UTC](https://discourse.slicer.org/t/cant-save-into-slicer-data-bundle-mode/245 "2017-05-03T06:30:40Z")
Operating system: Windows 10 Slicer version: 4.6.2 and nightly Expected behavior: Should be able to save scene into “Slicer Data Bundle” Actual behavior: Fails to save with error message: “Selected directory contains … --- ## [Is there a way to adjust the spacing in the light box view](https://discourse.slicer.org/t/is-there-a-way-to-adjust-the-spacing-in-the-light-box-view/246)
**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\ **Replies:** 2\ **Last updated:** [May 2, 2017, 6:54pm UTC](https://discourse.slicer.org/t/is-there-a-way-to-adjust-the-spacing-in-the-light-box-view/246 "2017-05-02T18:54:27Z")
Hi, I am using the lightbox view and liking it. But currently it is picking up slices that are too close to each other. It is great for local coverage but not so for the entire volume. Is there away to adjust the spaci… --- ## [Opacity issues with model exported from segmentations module](https://discourse.slicer.org/t/opacity-issues-with-model-exported-from-segmentations-module/237)
**Author:** [@mfolson](https://discourse.slicer.org/u/mfolson)\ **Replies:** 4\ **Last updated:** [May 2, 2017, 6:11pm UTC](https://discourse.slicer.org/t/opacity-issues-with-model-exported-from-segmentations-module/237 "2017-05-02T18:11:41Z")
Hi all, I am attempting to create skull models from MR data in both the editor and segment editor modules. So far, I’ve had better luck using the segmentation tools to accomplish this. The problem I’m having now is th… --- ## [Segmentation (problem with drawing on a label map)](https://discourse.slicer.org/t/segmentation-problem-with-drawing-on-a-label-map/244)
**Author:** [@Sanae\_Akodad](https://discourse.slicer.org/u/Sanae_Akodad)\ **Replies:** 1\ **Last updated:** [May 2, 2017, 5:22pm UTC](https://discourse.slicer.org/t/segmentation-problem-with-drawing-on-a-label-map/244 "2017-05-02T17:22:40Z")
Hi everyone, I'm using the 3D Slicer to make segmentation based on T1 images. I have select by drawing the white matter and then the grey one. While I was drawing the cerebellum, I made a quick recheck of what was alr… --- ## [Refinement of stl files](https://discourse.slicer.org/t/refinement-of-stl-files/243)
**Author:** [@virajbelekar](https://discourse.slicer.org/u/virajbelekar)\ **Replies:** 5\ **Last updated:** [May 2, 2017, 4:18pm UTC](https://discourse.slicer.org/t/refinement-of-stl-files/243 "2017-05-02T16:18:48Z")
Hello, I saved a .stl file of the portal vein system from my CT scan. So basically a .stl file is a 2D surface mesh of the geometry. The thing is, this mesh which I have generated is very fine having very small element… --- ## [Robustness of "Fill between slices" effect](https://discourse.slicer.org/t/robustness-of-fill-between-slices-effect/220)
**Author:** [@Fernando](https://discourse.slicer.org/u/Fernando)\ **Replies:** 3\ **Last updated:** [April 29, 2017, 5:48pm UTC](https://discourse.slicer.org/t/robustness-of-fill-between-slices-effect/220 "2017-04-29T17:48:01Z")
Hi all, I’m applying the “Fill between slices” effect to two very similar images and I get the desired result in only one of them. Can someone take a look and let me know if you have any ideas to solve this? I expect tw… --- ## [\[Slicer\] Wrong threshold when opening NifTi file](https://discourse.slicer.org/t/slicer-wrong-threshold-when-opening-nifti-file/198)
**Author:** [@Guido\_Buezas](https://discourse.slicer.org/u/Guido_Buezas)\ **Replies:** 2\ **Last updated:** [April 28, 2017, 2:44pm UTC](https://discourse.slicer.org/t/slicer-wrong-threshold-when-opening-nifti-file/198 "2017-04-28T14:44:41Z")
Hi everyone I made a NifTi file from a stack of Tiff slices (8-bit gray scale) in ImageJ. After i save the .nii file, i check it in ImageJ and it's OK. When i load .nii file into Slicer, the threshold levels are wro… --- ## [Import Class with Python](https://discourse.slicer.org/t/import-class-with-python/217)
**Author:** [@basti](https://discourse.slicer.org/u/basti)\ **Replies:** 3\ **Last updated:** [April 27, 2017, 10:19pm UTC](https://discourse.slicer.org/t/import-class-with-python/217 "2017-04-27T22:19:17Z")
I have a very basic question: When I find a class using the documentation, for example: http://apidocs.slicer.org/master/classqMRMLSegmentEditorWidget.html How can I know how import this class in my Python Module? Fo… --- ## [Old IGES segmentation](https://discourse.slicer.org/t/old-iges-segmentation/200)
**Author:** [@daniel\_elizondo](https://discourse.slicer.org/u/daniel_elizondo)\ **Replies:** 4\ **Last updated:** [April 27, 2017, 9:18pm UTC](https://discourse.slicer.org/t/old-iges-segmentation/200 "2017-04-27T21:18:25Z")
Hello to everyone, I'm actually working on a research project in which shoulder segmentations are needed. As I'm "exhuming" some old bone segmented files, the proprietary software being discontinued since a decade (Su… --- ## [Export segmentation to Nifti messes up labels](https://discourse.slicer.org/t/export-segmentation-to-nifti-messes-up-labels/196)
**Author:** [@Yannick](https://discourse.slicer.org/u/Yannick)\ **Replies:** 7\ **Last updated:** [April 27, 2017, 12:15pm UTC](https://discourse.slicer.org/t/export-segmentation-to-nifti-messes-up-labels/196 "2017-04-27T12:15:58Z")
Hello, I have been labelling 3D volumes for a while now, but I always have troubles to export into a format which can be easily read by ImageJ or Fiji. usually, one label is missing and others have incorrect id. Please… --- ## [Merge separate images into one label](https://discourse.slicer.org/t/merge-separate-images-into-one-label/189)
**Author:** [@Guido\_Buezas](https://discourse.slicer.org/u/Guido_Buezas)\ **Replies:** 1\ **Last updated:** [April 25, 2017, 6:54pm UTC](https://discourse.slicer.org/t/merge-separate-images-into-one-label/189 "2017-04-25T18:54:53Z")
Hi everyone I have several series (6 rodents species) of microCTs, that I cannot save in DICOM format. I can only reconstruct the slices in TIFF, BMP, PNG format (I'm using NRecon software). When I load the series of … --- ## [Paint Effect Util with loadable module](https://discourse.slicer.org/t/paint-effect-util-with-loadable-module/181)
**Author:** [@basti](https://discourse.slicer.org/u/basti)\ **Replies:** 2\ **Last updated:** [April 24, 2017, 3:40pm UTC](https://discourse.slicer.org/t/paint-effect-util-with-loadable-module/181 "2017-04-24T15:40:52Z")
I’m new with slicer and I’m trying to build a module which includes the paint effect. Right now I have two problems: I don’t know how to create and link a label map. The code below just works when I create a Label Map… --- ## [Loading volume from .dat file format](https://discourse.slicer.org/t/loading-volume-from-dat-file-format/176)
**Author:** [@lassoan](https://discourse.slicer.org/u/lassoan)\ **Replies:** 1\ **Last updated:** [April 23, 2017, 11:27am UTC](https://discourse.slicer.org/t/loading-volume-from-dat-file-format/176 "2017-04-23T11:27:36Z")
(question moved from slicer-users) Can I load the .dat datasets https://www.cg.tuwien.ac.at/research/vis/datasets in 3d slicer ? Or can I convert it to some other format supported by 3d slicer? --- ## [NA-MIC website and so Mantis is down](https://discourse.slicer.org/t/na-mic-website-and-so-mantis-is-down/168)
**Author:** [@cpinter](https://discourse.slicer.org/u/cpinter)\ **Replies:** 7\ **Last updated:** [April 21, 2017, 10:37pm UTC](https://discourse.slicer.org/t/na-mic-website-and-so-mantis-is-down/168 "2017-04-21T22:37:47Z")
Is somebody know why the whole NA-MIC website is down, and when we can expect it to be up again? Thanks! (If this topic should be in a different category, please let me know, I'm still in the learning phase for disco… --- ## [\[slicer-users\] dti noise](https://discourse.slicer.org/t/slicer-users-dti-noise/166)
**Author:** [@ihnorton](https://discourse.slicer.org/u/ihnorton)\ **Replies:** 1\ **Last updated:** [April 21, 2017, 3:41pm UTC](https://discourse.slicer.org/t/slicer-users-dti-noise/166 "2017-04-21T15:41:16Z")
from gabriele pasqua on slicer-users Hi, I have computed the DTI images starting from the DWI image, but it seems to be too noisy. What can I do to improve the image quality? I attached both the DWI image and the DTI … --- ## [VTK error when loading mrb file \[OS X, 4-18-2017 nightly build\]](https://discourse.slicer.org/t/vtk-error-when-loading-mrb-file-os-x-4-18-2017-nightly-build/149)
**Author:** [@hherhold](https://discourse.slicer.org/u/hherhold)\ **Replies:** 2\ **Last updated:** [April 19, 2017, 4:34pm UTC](https://discourse.slicer.org/t/vtk-error-when-loading-mrb-file-os-x-4-18-2017-nightly-build/149 "2017-04-19T16:34:36Z")
Hi, I have a MRB I'm trying to load, and it gives me the following error: Error parsing XML in stream at line 62, column 658, byte index 17722: not well-formed (invalid token) Is this from the mrml file? If so I've… --- ## [Error passing a video to Slicer](https://discourse.slicer.org/t/error-passing-a-video-to-slicer/132)
**Author:** [@f.cnunez](https://discourse.slicer.org/u/f.cnunez)\ **Replies:** 1\ **Last updated:** [April 17, 2017, 7:50pm UTC](https://discourse.slicer.org/t/error-passing-a-video-to-slicer/132 "2017-04-17T19:50:10Z")
Hi all, I was trying to pass a .mhd+.raw video to Slicer using Plus, but when I try to launch the server in plus, I have the following error: |ERROR|006.998000| Server process error: Crashed| in …..\\PlusApp\\PlusServerLa… --- ## [Unable to import the SlicerVmtk libraries\` in Slicer4.7, macOS](https://discourse.slicer.org/t/unable-to-import-the-slicervmtk-libraries-in-slicer4-7-macos/128)
**Author:** [@lassoan](https://discourse.slicer.org/u/lassoan)\ **Replies:** 1\ **Last updated:** [April 17, 2017, 1:30pm UTC](https://discourse.slicer.org/t/unable-to-import-the-slicervmtk-libraries-in-slicer4-7-macos/128 "2017-04-17T13:30:09Z")
I am using vmtk as an extension in 3D Slicer4.7. It works fine on Windows, but fails to import dynamic libraries in macOS by reporting Unable to import the SlicerVmtk libraries. qt-scripted-modules can be accessed, bu… --- ## [Discourse post directly from error log](https://discourse.slicer.org/t/discourse-post-directly-from-error-log/124)
**Author:** [@mrjeffs](https://discourse.slicer.org/u/mrjeffs)\ **Replies:** 4\ **Last updated:** [April 15, 2017, 8:55pm UTC](https://discourse.slicer.org/t/discourse-post-directly-from-error-log/124 "2017-04-15T20:55:35Z")
i like the idea of having links in slicer directly. may i suggest in the log messages panel adding an additional paste to forum button so when various errors are selected they can be placed directly in the text (or clipb… --- ## [Segmentation of a cardio MRI done on a swiss mice](https://discourse.slicer.org/t/segmentation-of-a-cardio-mri-done-on-a-swiss-mice/117)
**Author:** [@djalil92](https://discourse.slicer.org/u/djalil92)\ **Replies:** 2\ **Last updated:** [April 14, 2017, 3:17pm UTC](https://discourse.slicer.org/t/segmentation-of-a-cardio-mri-done-on-a-swiss-mice/117 "2017-04-14T15:17:26Z")
Hi everyone, after i finished the registration of my CBCT with MRI now i am tring to do a segmentation of the trachea and the aortic valve and i want to have an image that iclude the registred image with the segmentatio… --- ## [How can I pass a .mhd or .mha video to Slicer and track information from the camera?](https://discourse.slicer.org/t/how-can-i-pass-a-mhd-or-mha-video-to-slicer-and-track-information-from-the-camera/81)
**Author:** [@f.cnunez](https://discourse.slicer.org/u/f.cnunez)\ **Replies:** 1\ **Last updated:** [April 12, 2017, 11:31am UTC](https://discourse.slicer.org/t/how-can-i-pass-a-mhd-or-mha-video-to-slicer-and-track-information-from-the-camera/81 "2017-04-12T11:31:47Z")
Hi, I'm new to Slicer and I'm trying to pass a .mha video to Slicer obtained with ORB-Slam2 (and the track information) using Plus application and OpenIGTLink in Slicer. I create the .mha video using a set of .png images… [Previous page](https://discourse.slicer.org/c/support/11.md?page=446) [Next page](https://discourse.slicer.org/c/support/11.md?page=448)