# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=388

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

**Page:** 389

---

## [Fiducial's zoom-out zoom-in position issue](https://discourse.slicer.org/t/fiducials-zoom-out-zoom-in-position-issue/6549)

<div class="topic-metadata">

**Author:** [@michalikthomas](https://discourse.slicer.org/u/michalikthomas)\
**Replies:** 2\
**Last updated:** [April 25, 2019, 10:09pm UTC](https://discourse.slicer.org/t/fiducials-zoom-out-zoom-in-position-issue/6549 "2019-04-25T22:09:21Z")

</div>

Placed fiducial seems to be at an incorrect position after zoom-out and again zoom-in inside slice plane view. See attached screenshots for demonstration. On the left there is the initial state - in the view, there is …

---

## [Image visibility issue](https://discourse.slicer.org/t/image-visibility-issue/6575)

<div class="topic-metadata">

**Author:** [@Dmitriy\_Desser](https://discourse.slicer.org/u/Dmitriy_Desser)\
**Replies:** 1\
**Last updated:** [April 24, 2019, 11:55pm UTC](https://discourse.slicer.org/t/image-visibility-issue/6575 "2019-04-24T23:55:59Z")

</div>

Hi guys, I am new to 3dslicer. I have an issue loading MRI Nifti image/contrast adjustment. I can see nothing in the display window, but I see like normal image at data probe. Please see screenshot below. How I can …

---

## [file .mrml not opening with 3d slice](https://discourse.slicer.org/t/file-mrml-not-opening-with-3d-slice/6595)

<div class="topic-metadata">

**Author:** [@Erika\_S](https://discourse.slicer.org/u/Erika_S)\
**Replies:** 1\
**Last updated:** [April 24, 2019, 11:18pm UTC](https://discourse.slicer.org/t/file-mrml-not-opening-with-3d-slice/6595 "2019-04-24T23:18:22Z")

</div>

Operating system: MAC OSX 10.12.06 Slicer version: 4.10.1 Expected behavior: it should open the saved file .mrml Actual behavior: It is white and even if i select open with… and then the 3dslice software it doesn’t op…

---

## [Labels for Fudicial Markups Not Appearing Until 5th-6th Fiducial Is Placed 4.11.0](https://discourse.slicer.org/t/labels-for-fudicial-markups-not-appearing-until-5th-6th-fiducial-is-placed-4-11-0/6559)

<div class="topic-metadata">

**Author:** [@triple\_axel](https://discourse.slicer.org/u/triple_axel)\
**Replies:** 4\
**Last updated:** [April 24, 2019, 10:23pm UTC](https://discourse.slicer.org/t/labels-for-fudicial-markups-not-appearing-until-5th-6th-fiducial-is-placed-4-11-0/6559 "2019-04-24T22:23:56Z")

</div>

Hi, I’m currently attempting to put fiducial markups on a scan on the nightly 4.11 version, however, the labels for the fiducial markups are not appearing until i put them on the very left of my scan or until I reach th…

---

## [Oculus Go - works?](https://discourse.slicer.org/t/oculus-go-works/6593)

<div class="topic-metadata">

**Author:** [@eNable\_Polska](https://discourse.slicer.org/u/eNable_Polska)\
**Replies:** 2\
**Last updated:** [April 24, 2019, 8:31pm UTC](https://discourse.slicer.org/t/oculus-go-works/6593 "2019-04-24T20:31:34Z")

</div>

Could someone try VR Oculus Go? Is it works? Krzysztof

---

## [Annotation bug in Slicer 4.11.0-2019-04-17](https://discourse.slicer.org/t/annotation-bug-in-slicer-4-11-0-2019-04-17/6584)

<div class="topic-metadata">

**Author:** [@Hao\_Li](https://discourse.slicer.org/u/Hao_Li)\
**Replies:** 2\
**Last updated:** [April 24, 2019, 4:07pm UTC](https://discourse.slicer.org/t/annotation-bug-in-slicer-4-11-0-2019-04-17/6584 "2019-04-24T16:07:53Z")

</div>

Hi! I think I found a small bug in Slicer 4.11.0-2019-04-17 (And 4.10.1). In previous saved annotations (position locked rulers, created using version 4.10.1). The locked annotations become “free” when opened (they appe…

---

## [Wiki page template](https://discourse.slicer.org/t/wiki-page-template/6582)

<div class="topic-metadata">

**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 2\
**Last updated:** [April 24, 2019, 12:19am UTC](https://discourse.slicer.org/t/wiki-page-template/6582 "2019-04-24T00:19:52Z")

</div>

Is there a tutorial/template to follow for module documentation on wiki? Or should I just copy one that I like and change relevant sections?

---

## [Image appears white in 3D view](https://discourse.slicer.org/t/image-appears-white-in-3d-view/6531)

<div class="topic-metadata">

**Author:** [@zoez](https://discourse.slicer.org/u/zoez)\
**Replies:** 1\
**Last updated:** [April 17, 2019, 8:20pm UTC](https://discourse.slicer.org/t/image-appears-white-in-3d-view/6531 "2019-04-17T20:20:41Z")

</div>

Hello, I am having trouble with visualizing 2D images in the 3D view (please see image below). The image always shows up as a white square in the 3d view. I tried to resolve this issue by following the solution here.…

---

## [Correcting loaded orientation of dicom data](https://discourse.slicer.org/t/correcting-loaded-orientation-of-dicom-data/6577)

<div class="topic-metadata">

**Author:** [@bratmody11](https://discourse.slicer.org/u/bratmody11)\
**Replies:** 0\
**Last updated:** [April 23, 2019, 1:59pm UTC](https://discourse.slicer.org/t/correcting-loaded-orientation-of-dicom-data/6577 "2019-04-23T13:59:29Z")

</div>

Slicer 4.10 CT Data Orbit the loaded data either from one sceries or entire series shows only in axial frame and not in coronal and saggital. while segmenting in axial the parts are viewed as out of frame …

---

## [Mesh statisics in 3D Slicer](https://discourse.slicer.org/t/mesh-statisics-in-3d-slicer/6562)

<div class="topic-metadata">

**Author:** [@ntinos](https://discourse.slicer.org/u/ntinos)\
**Replies:** 1\
**Last updated:** [April 23, 2019, 4:59pm UTC](https://discourse.slicer.org/t/mesh-statisics-in-3d-slicer/6562 "2019-04-23T16:59:09Z")

</div>

Hello 3D Slicer team! I am a little bit confused with the absolute and signed closest point in model to model distance extension. Can you please explain me what is the difference between those two?

---

## [3D Slicer + Cloud computing (again)](https://discourse.slicer.org/t/3d-slicer-cloud-computing-again/5781)

<div class="topic-metadata">

**Author:** [@gcsharp](https://discourse.slicer.org/u/gcsharp)\
**Replies:** 16\
**Last updated:** [April 23, 2019, 1:06am UTC](https://discourse.slicer.org/t/3d-slicer-cloud-computing-again/5781 "2019-04-23T01:06:20Z")

</div>

Hello Slicers, I would like information on how to use 3D Slicer for visualization on a cloud platform such as Amazon AWS or Google Cloud. This is for an educational course on medical image processing, using a cloud pro…

---

## [Error using SegmentEditorExtraEffects with Python script](https://discourse.slicer.org/t/error-using-segmenteditorextraeffects-with-python-script/6560)

<div class="topic-metadata">

**Author:** [@smrolfe](https://discourse.slicer.org/u/smrolfe)\
**Replies:** 2\
**Last updated:** [April 22, 2019, 10:43pm UTC](https://discourse.slicer.org/t/error-using-segmenteditorextraeffects-with-python-script/6560 "2019-04-22T22:43:56Z")

</div>

Hello, I’m getting an error when I set SegmentEditorExtraEffects using Python. The code is still functional, as it looks like the error is generated when the GUI is updated from the scene. Other segment editor effects w…

---

## [Using slicer behind proxy](https://discourse.slicer.org/t/using-slicer-behind-proxy/6545)

<div class="topic-metadata">

**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 3\
**Last updated:** [April 22, 2019, 4:23pm UTC](https://discourse.slicer.org/t/using-slicer-behind-proxy/6545 "2019-04-22T16:23:21Z")

</div>

We are behind a corporate proxy, and more and more this creates issues with sample set downloads though slicer. E.g., this is the contents of the mrhead.nrrd when I use the sample data: This windows workstation is alrea…

---

## [Loading a 3D model from Blender or other 3D modeling applications (STL, 3DS, FBX file format) into the scene programmatically using Python](https://discourse.slicer.org/t/loading-a-3d-model-from-blender-or-other-3d-modeling-applications-stl-3ds-fbx-file-format-into-the-scene-programmatically-using-python/6555)

<div class="topic-metadata">

**Author:** [@Hadi-Fooladi](https://discourse.slicer.org/u/Hadi-Fooladi)\
**Replies:** 1\
**Last updated:** [April 22, 2019, 3:48pm UTC](https://discourse.slicer.org/t/loading-a-3d-model-from-blender-or-other-3d-modeling-applications-stl-3ds-fbx-file-format-into-the-scene-programmatically-using-python/6555 "2019-04-22T15:48:53Z")

</div>

Hi, I have a polygonal 3d model file and I want to import it to the scene. I can do it through user interface but I wanted to know how can I achieve this through code. Thanks, Hadi

---

## [Switch between multiple images type in one series](https://discourse.slicer.org/t/switch-between-multiple-images-type-in-one-series/6542)

<div class="topic-metadata">

**Author:** [@n2018](https://discourse.slicer.org/u/n2018)\
**Replies:** 4\
**Last updated:** [April 19, 2019, 6:45pm UTC](https://discourse.slicer.org/t/switch-between-multiple-images-type-in-one-series/6542 "2019-04-19T18:45:52Z")

</div>

Hi, could you please tell me, if there is a way to switch between multiple images type in one series? I have a dicom study and for one series there are several type of contrast (several images types), for every type ima…

---

## [Applying segmentation/thresholding to cropped area only](https://discourse.slicer.org/t/applying-segmentation-thresholding-to-cropped-area-only/6524)

<div class="topic-metadata">

**Author:** [@tsjamo](https://discourse.slicer.org/u/tsjamo)\
**Replies:** 3\
**Last updated:** [April 19, 2019, 6:01pm UTC](https://discourse.slicer.org/t/applying-segmentation-thresholding-to-cropped-area-only/6524 "2019-04-19T18:01:27Z")

</div>

Operating system: Window Slicer version: 4.10.0 I have a DICOM image of the thigh, and I want to crop the image so I am left with a single “slice” from which I will then use segmentation to calculate CSA of the quadric…

---

## [Export DICOM RT structure as segmentation](https://discourse.slicer.org/t/export-dicom-rt-structure-as-segmentation/5797)

<div class="topic-metadata">

**Author:** [@yliao](https://discourse.slicer.org/u/yliao)\
**Replies:** 21\
**Last updated:** [April 18, 2019, 4:11pm UTC](https://discourse.slicer.org/t/export-dicom-rt-structure-as-segmentation/5797 "2019-04-18T16:11:43Z")

</div>

Hi, I am trying to convert a DICOM RT structure file to STL file through exporting a segmentation from 3D Slicer 4.10.0. The segmentation was successfully loaded in Slicer by opening the DICOM RT Structure. I can view …

---

## [Python3 switch and python package install](https://discourse.slicer.org/t/python3-switch-and-python-package-install/6534)

<div class="topic-metadata">

**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 2\
**Last updated:** [April 18, 2019, 7:04am UTC](https://discourse.slicer.org/t/python3-switch-and-python-package-install/6534 "2019-04-18T07:04:28Z")

</div>

Does switching to Python3 changed anything regarding install python packages with Slicer? I.e, is the preferred way still: PythonSlicer -m pip install something .

---

## [Show position cursor when scrolling slices to mouse location](https://discourse.slicer.org/t/show-position-cursor-when-scrolling-slices-to-mouse-location/6520)

<div class="topic-metadata">

**Author:** [@Leon](https://discourse.slicer.org/u/Leon)\
**Replies:** 9\
**Last updated:** [April 18, 2019, 5:48am UTC](https://discourse.slicer.org/t/show-position-cursor-when-scrolling-slices-to-mouse-location/6520 "2019-04-18T05:48:02Z")

</div>

Hi, When you press ‘shift’ and hover the cursor/mouse over a slice, Slicer automatically updates the mouse location in all the other slices, including the 3D-view. But unfortunately I can’tsee the exact position of the …

---

## [Cannot resample CT images](https://discourse.slicer.org/t/cannot-resample-ct-images/6518)

<div class="topic-metadata">

**Author:** [@TingtingYu](https://discourse.slicer.org/u/TingtingYu)\
**Replies:** 2\
**Last updated:** [April 18, 2019, 2:18am UTC](https://discourse.slicer.org/t/cannot-resample-ct-images/6518 "2019-04-18T02:18:39Z")

</div>

Hi, I got some problems about resampling but I do not know how to interpret the error message. Could someone help me? Thanks in advance.

---

## [Mixed volume rendering and surface representation of segmentation has incorrect 3D appearance if segment is not fully opaque](https://discourse.slicer.org/t/mixed-volume-rendering-and-surface-representation-of-segmentation-has-incorrect-3d-appearance-if-segment-is-not-fully-opaque/6532)

<div class="topic-metadata">

**Author:** [@mikebind](https://discourse.slicer.org/u/mikebind)\
**Replies:** 4\
**Last updated:** [April 17, 2019, 11:29pm UTC](https://discourse.slicer.org/t/mixed-volume-rendering-and-surface-representation-of-segmentation-has-incorrect-3d-appearance-if-segment-is-not-fully-opaque/6532 "2019-04-17T23:29:09Z")

</div>

I am using volume rendering to view the air/non-air interface in a CT volume (only voxel values -600 to -300 HU are opaque, all others are transparent). In addition, I have segmented a tube which is in the airway, and cr…

---

## [Is there a way to record full log of actions?](https://discourse.slicer.org/t/is-there-a-way-to-record-full-log-of-actions/6513)

<div class="topic-metadata">

**Author:** [@Alex\_Vergara](https://discourse.slicer.org/u/Alex_Vergara)\
**Replies:** 2\
**Last updated:** [April 17, 2019, 1:38pm UTC](https://discourse.slicer.org/t/is-there-a-way-to-record-full-log-of-actions/6513 "2019-04-17T13:38:48Z")

</div>

I am using several modules and I want to recreate the procedure used but I cant find a proper way to log everything. Some modules simply dont give any useful information. The only logged information currently are warning…

---

## [MacBook Air Mojave failed to start after extension installation](https://discourse.slicer.org/t/macbook-air-mojave-failed-to-start-after-extension-installation/5615)

<div class="topic-metadata">

**Author:** [@DRYAHYA](https://discourse.slicer.org/u/DRYAHYA)\
**Replies:** 2\
**Last updated:** [April 17, 2019, 9:28am UTC](https://discourse.slicer.org/t/macbook-air-mojave-failed-to-start-after-extension-installation/5615 "2019-04-17T09:28:57Z")

</div>

Operating system:MacBook AIR MOJAVE Slicer version: SLICER 4.10.1 Expected behavior:starting Actual behavior:failed to start

---

## [Ask for review for the described precedures in order to draw ROIs and measure volumes.](https://discourse.slicer.org/t/ask-for-review-for-the-described-precedures-in-order-to-draw-rois-and-measure-volumes/6418)

<div class="topic-metadata">

**Author:** [@otanit](https://discourse.slicer.org/u/otanit)\
**Replies:** 8\
**Last updated:** [April 17, 2019, 8:47am UTC](https://discourse.slicer.org/t/ask-for-review-for-the-described-precedures-in-order-to-draw-rois-and-measure-volumes/6418 "2019-04-17T08:47:24Z")

</div>

Operating system: Windows 10 Slicer version: 4.10.1 Expected behavior: Draw ROIs manually without artifacts and measure the ROI volumes correctly. Actual behavior: Stripe artifacts or scattered dots appeared in the sl…

---

## [Non orthogonal slices](https://discourse.slicer.org/t/non-orthogonal-slices/6429)

<div class="topic-metadata">

**Author:** [@pervin\_huseyinova](https://discourse.slicer.org/u/pervin_huseyinova)\
**Replies:** 3\
**Last updated:** [April 15, 2019, 3:05pm UTC](https://discourse.slicer.org/t/non-orthogonal-slices/6429 "2019-04-15T15:05:19Z")

</div>

Hi, I was wondering if I can reslice my volume data in non orthogonal directions. So for example if axial is 0 degree slice and coronal is 90 degree slice, i would like to have 45 degree slices.

---

## [How to edit nii.gz file that was created using another program?](https://discourse.slicer.org/t/how-to-edit-nii-gz-file-that-was-created-using-another-program/6479)

<div class="topic-metadata">

**Author:** [@Rohan\_Bhat](https://discourse.slicer.org/u/Rohan_Bhat)\
**Replies:** 2\
**Last updated:** [April 13, 2019, 12:43am UTC](https://discourse.slicer.org/t/how-to-edit-nii-gz-file-that-was-created-using-another-program/6479 "2019-04-13T00:43:15Z")

</div>

Hi i followed these steps from a previous post. Load the DICOM volume using Slicer’s DICOM module. Load the nii.gz file using Add data function - and in the Add data dialog, click Show Options, scroll to the right, and …

---

## [RFC: Slicer extension end-of-life procedure](https://discourse.slicer.org/t/rfc-slicer-extension-end-of-life-procedure/6483)

<div class="topic-metadata">

**Author:** [@fedorov](https://discourse.slicer.org/u/fedorov)\
**Replies:** 2\
**Last updated:** [April 12, 2019, 4:48pm UTC](https://discourse.slicer.org/t/rfc-slicer-extension-end-of-life-procedure/6483 "2019-04-12T16:48:24Z")

</div>

In one of the discussions unrelated to Slicer, someone raised a question about how to properly phase out software tools that for one reason or another are no longer supported/needed/working. Martin Morgan from the Biocon…

---

## [Measurement/ ruler in 4.8](https://discourse.slicer.org/t/measurement-ruler-in-4-8/2020)

<div class="topic-metadata">

**Author:** [@Sarvraj\_Kohli](https://discourse.slicer.org/u/Sarvraj_Kohli)\
**Replies:** 1\
**Last updated:** [February 5, 2018, 6:31am UTC](https://discourse.slicer.org/t/measurement-ruler-in-4-8/2020 "2018-02-05T06:31:26Z")

</div>

Hello Im a new slicer user, kindly enlighten me. How can measure distances between two structure ( like measuring the length of a tooth on a CT scan)? Can someone please provide a link to the tutorial for the same. Th…

---

## [Ruler measurement does not give the result that I expect](https://discourse.slicer.org/t/ruler-measurement-does-not-give-the-result-that-i-expect/6484)

<div class="topic-metadata">

**Author:** [@arcus](https://discourse.slicer.org/u/arcus)\
**Replies:** 2\
**Last updated:** [April 12, 2019, 3:42pm UTC](https://discourse.slicer.org/t/ruler-measurement-does-not-give-the-result-that-i-expect/6484 "2019-04-12T15:42:58Z")

</div>

---

## [DICOM import error of image modality OT ("other"): ‘Reference image in series does not contain geometry information.’](https://discourse.slicer.org/t/dicom-import-error-of-image-modality-ot-other-reference-image-in-series-does-not-contain-geometry-information/6440)

<div class="topic-metadata">

**Author:** [@crisrubio23](https://discourse.slicer.org/u/crisrubio23)\
**Replies:** 6\
**Last updated:** [April 11, 2019, 4:38pm UTC](https://discourse.slicer.org/t/dicom-import-error-of-image-modality-ot-other-reference-image-in-series-does-not-contain-geometry-information/6440 "2019-04-11T16:38:08Z")

</div>

[Previous page](https://discourse.slicer.org/c/support/11.md?page=387)

[Next page](https://discourse.slicer.org/c/support/11.md?page=389)