# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=441

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

**Page:** 442

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## [How to set the surface of model into transparent texture?](https://discourse.slicer.org/t/how-to-set-the-surface-of-model-into-transparent-texture/1084)

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**Author:** [@Ramttoong](https://discourse.slicer.org/u/Ramttoong)\
**Replies:** 0\
**Last updated:** [September 19, 2017, 1:14pm UTC](https://discourse.slicer.org/t/how-to-set-the-surface-of-model-into-transparent-texture/1084 "2017-09-19T13:14:50Z")

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

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## [No 3D model of the bone after I selected 3D rendering](https://discourse.slicer.org/t/no-3d-model-of-the-bone-after-i-selected-3d-rendering/1080)

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**Author:** [@bogdan](https://discourse.slicer.org/u/bogdan)\
**Replies:** 1\
**Last updated:** [September 18, 2017, 2:58pm UTC](https://discourse.slicer.org/t/no-3d-model-of-the-bone-after-i-selected-3d-rendering/1080 "2017-09-18T14:58:42Z")

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Hello guys, First of all, it’s my first time when I’m using 3D Slicer, so please take me easy :slight\_smile:. Okay, so I’m trying to use Volume rendering on a CT scan from a dog, but the scan doesn’t appear in the 3D mo…

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## [Problem with enabling remote debugging for both c++ and python](https://discourse.slicer.org/t/problem-with-enabling-remote-debugging-for-both-c-and-python/398)

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**Author:** [@zp12132016](https://discourse.slicer.org/u/zp12132016)\
**Replies:** 11\
**Last updated:** [June 2, 2017, 3:30am UTC](https://discourse.slicer.org/t/problem-with-enabling-remote-debugging-for-both-c-and-python/398 "2017-06-02T03:30:55Z")

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Operating system:windows10 Slicer version:slicer 4.6.2 Expected behavior: Expect the debug working for both c++ and python scripts Actual behavior: the remote Debug is not working Hi Slicer supporters, firstly I would…

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## [DICOM volume rendering : MAX\_3D\_TEXTURE\_SIZE error](https://discourse.slicer.org/t/dicom-volume-rendering-max-3d-texture-size-error/1066)

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**Author:** [@chir.set](https://discourse.slicer.org/u/chir.set)\
**Replies:** 1\
**Last updated:** [September 16, 2017, 1:39pm UTC](https://discourse.slicer.org/t/dicom-volume-rendering-max-3d-texture-size-error/1066 "2017-09-16T13:39:53Z")

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I get this error with Volume Rendering with some DICOM CT series : ERROR: OpenGL MAX\_3D\_TEXTURE\_SIZE is 2048 Invalid texture dimensions \[512, 512, 2187\] No 3D model is computed. If I crop down the volume, Volume Rende…

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## [A single 3DRA DICOM image](https://discourse.slicer.org/t/a-single-3dra-dicom-image/1064)

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**Author:** [@hamedtopic](https://discourse.slicer.org/u/hamedtopic)\
**Replies:** 1\
**Last updated:** [September 16, 2017, 12:39am UTC](https://discourse.slicer.org/t/a-single-3dra-dicom-image/1064 "2017-09-16T00:39:19Z")

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Hi everybody, One of my colleagues sent me a single 3DRA DICOM image. Is there anyway to extract an STL output of the aneurysm from this single image which is 3d itself?! Thanks!

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## [Crop in harden transform of labels](https://discourse.slicer.org/t/crop-in-harden-transform-of-labels/1062)

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**Author:** [@pwang](https://discourse.slicer.org/u/pwang)\
**Replies:** 2\
**Last updated:** [September 15, 2017, 10:35pm UTC](https://discourse.slicer.org/t/crop-in-harden-transform-of-labels/1062 "2017-09-15T22:35:55Z")

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Operating system: Windows7 Slicer version:4.7.0 The label is transformed normally by Transforms function. However, when it is hardened, the bottom part of the label is cut off. Please see the pictures of before the har…

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## [DIR: Cost function value modification](https://discourse.slicer.org/t/dir-cost-function-value-modification/1046)

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**Author:** [@pwang](https://discourse.slicer.org/u/pwang)\
**Replies:** 2\
**Last updated:** [September 15, 2017, 4:22pm UTC](https://discourse.slicer.org/t/dir-cost-function-value-modification/1046 "2017-09-15T16:22:53Z")

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Operating system: Windows7 Slicer version:4.7.0 My current goal is to get a better deformable image registration (DIR). The settings for Percentage Of Samples, Maximum Step Length and Minimum Step Length are: 1, 0.005 …

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## [Editor and Crop Volume modules](https://discourse.slicer.org/t/editor-and-crop-volume-modules/1061)

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**Author:** [@Researcher\_2017](https://discourse.slicer.org/u/Researcher_2017)\
**Replies:** 1\
**Last updated:** [September 15, 2017, 4:03pm UTC](https://discourse.slicer.org/t/editor-and-crop-volume-modules/1061 "2017-09-15T16:03:37Z")

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I am using 3D Slicer version 4.6.2 to convert MRI data into a 3D representation of a head. I have two questions - When I use the “Paint Effect” in the Editor Module to fill in empty spaces and then I use “Make Model E…

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## [Viewing volume origin/ alignment of Frankfurt plane?](https://discourse.slicer.org/t/viewing-volume-origin-alignment-of-frankfurt-plane/1055)

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**Author:** [@Aidan](https://discourse.slicer.org/u/Aidan)\
**Replies:** 6\
**Last updated:** [September 15, 2017, 3:17am UTC](https://discourse.slicer.org/t/viewing-volume-origin-alignment-of-frankfurt-plane/1055 "2017-09-15T03:17:14Z")

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Hi all, I’ve been looking for answers to what seems like a relatively trivial problem, but without much luck. Hopefully I’m just missing something obvious! I have CT and MRI volumes of anesthetized animals in a stereot…

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## [Problem with 3D visualization/control of transform when fiducial have been placed in scene](https://discourse.slicer.org/t/problem-with-3d-visualization-control-of-transform-when-fiducial-have-been-placed-in-scene/1043)

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**Author:** [@Sam\_Horvath](https://discourse.slicer.org/u/Sam_Horvath)\
**Replies:** 4\
**Last updated:** [September 14, 2017, 10:51am UTC](https://discourse.slicer.org/t/problem-with-3d-visualization-control-of-transform-when-fiducial-have-been-placed-in-scene/1043 "2017-09-14T10:51:07Z")

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Operating System: Windows 10 Slicer version: 3D Slicer 4.7.0-2017-09-12 (most recent nightly) - Also observed in older versions going back a few months Expected behavior: Interactive transform adjustment using the 3D …

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## [Cross Sectional Area of a Ring](https://discourse.slicer.org/t/cross-sectional-area-of-a-ring/1015)

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**Author:** [@victoria.rose](https://discourse.slicer.org/u/victoria.rose)\
**Replies:** 4\
**Last updated:** [September 13, 2017, 2:50pm UTC](https://discourse.slicer.org/t/cross-sectional-area-of-a-ring/1015 "2017-09-13T14:50:42Z")

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I am looking to calculate the cross sectional area at multiple points around the ring (I tried to mark where I would like to slice the ring and measure the area using pairs of fiducials in the image below). I am not sur…

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## [Segmenting the nose on multiple scans](https://discourse.slicer.org/t/segmenting-the-nose-on-multiple-scans/1002)

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**Author:** [@919](https://discourse.slicer.org/u/919)\
**Replies:** 5\
**Last updated:** [September 12, 2017, 3:09pm UTC](https://discourse.slicer.org/t/segmenting-the-nose-on-multiple-scans/1002 "2017-09-12T15:09:59Z")

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I have group of 300 scans (mixture of T1 MRI, T2 MRI and head/face CT) that I want to segment the nose and generate a 3D surface model for each nose from all 300 scans. Can someone tell me if this is the correct or most …

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## [ITK Ultrasound module](https://discourse.slicer.org/t/itk-ultrasound-module/1030)

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**Author:** [@iplneurosurgery](https://discourse.slicer.org/u/iplneurosurgery)\
**Replies:** 4\
**Last updated:** [September 12, 2017, 2:10pm UTC](https://discourse.slicer.org/t/itk-ultrasound-module/1030 "2017-09-12T14:10:53Z")

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Hi, Can anyone help me how to use the ITK Ultrasound module with some links and tutorials to guide. The dataset to be imported to work on it. Need some basic ideas to know about the module. Thanks, Suba

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## [Issue with segmentation on non-axial volume](https://discourse.slicer.org/t/issue-with-segmentation-on-non-axial-volume/1021)

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**Author:** [@sleep\_research](https://discourse.slicer.org/u/sleep_research)\
**Replies:** 2\
**Last updated:** [September 12, 2017, 1:57am UTC](https://discourse.slicer.org/t/issue-with-segmentation-on-non-axial-volume/1021 "2017-09-12T01:57:30Z")

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I have been trying to segment a series of MRI scans however when I use the paint tool to highlight a section on a single slice it seems to get split over neighbouring slices. I have attached a screenshot to help explain…

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## [I want to load a volume rendered image data from in matlab](https://discourse.slicer.org/t/i-want-to-load-a-volume-rendered-image-data-from-in-matlab/1026)

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**Author:** [@airtech2](https://discourse.slicer.org/u/airtech2)\
**Replies:** 3\
**Last updated:** [September 11, 2017, 5:30pm UTC](https://discourse.slicer.org/t/i-want-to-load-a-volume-rendered-image-data-from-in-matlab/1026 "2017-09-11T17:30:17Z")

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Operating system: window 10 Slicer version: 4.7.0 Expected behavior: Actual behavior: Hello, I rendered 3D aorta model in 3D slicer . I want to load this 3D model in matlab. Is there any way to load this data? I w…

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## [Averaging label maps](https://discourse.slicer.org/t/averaging-label-maps/1036)

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**Author:** [@Maya\_Harary](https://discourse.slicer.org/u/Maya_Harary)\
**Replies:** 1\
**Last updated:** [September 11, 2017, 1:53pm UTC](https://discourse.slicer.org/t/averaging-label-maps/1036 "2017-09-11T13:53:00Z")

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Operating system: OS Slicer version: 4.6.2 r25516 Hello I am doing volumetric segmentation of lesions in a series of patients (N=7). I have segmented each lesion into 3 regions of interest (which are arranged concentr…

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## [Plus Remote Extension](https://discourse.slicer.org/t/plus-remote-extension/1029)

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**Author:** [@iplneurosurgery](https://discourse.slicer.org/u/iplneurosurgery)\
**Replies:** 4\
**Last updated:** [September 11, 2017, 1:43pm UTC](https://discourse.slicer.org/t/plus-remote-extension/1029 "2017-09-11T13:43:30Z")

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Hi, I just want to know that Plus Remote extension is available in slicer nightly build version. This is the link I have seen for the plus remote module in slicer 4.3.1. So I would like to know if its available in slic…

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## [How to align segments to each other](https://discourse.slicer.org/t/how-to-align-segments-to-each-other/1022)

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**Author:** [@Hanaana](https://discourse.slicer.org/u/Hanaana)\
**Replies:** 5\
**Last updated:** [September 11, 2017, 2:31am UTC](https://discourse.slicer.org/t/how-to-align-segments-to-each-other/1022 "2017-09-11T02:31:34Z")

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Hello everyone!! Im trying to make some anatomical landmarks coordinates to my femur bone but in module registration i couldnt pick the fixed volume nor the moving volume. Am i doing it wrong ?! this is the informat…

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## [Show/hide segment surface in 3D view](https://discourse.slicer.org/t/show-hide-segment-surface-in-3d-view/837)

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**Author:** [@fedorov](https://discourse.slicer.org/u/fedorov)\
**Replies:** 14\
**Last updated:** [September 9, 2017, 3:57pm UTC](https://discourse.slicer.org/t/show-hide-segment-surface-in-3d-view/837 "2017-09-09T15:57:49Z")

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I created a segment, and I confirmed its master representation is Binary labelmap. I then created surface by pushing the button “Create surface” in Segment Editor. I noticed that having a 3D surface rendered while perfo…

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## [Subprocess call in Python interpreter results in memory corruption](https://discourse.slicer.org/t/subprocess-call-in-python-interpreter-results-in-memory-corruption/919)

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**Author:** [@Zoe\_Goey](https://discourse.slicer.org/u/Zoe_Goey)\
**Replies:** 15\
**Last updated:** [September 7, 2017, 8:14pm UTC](https://discourse.slicer.org/t/subprocess-call-in-python-interpreter-results-in-memory-corruption/919 "2017-09-07T20:14:45Z")

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I have a C++ program that I can call from my system-installed Python using the subprocess module without causing any problems. However, if I do so from within Slicer it results in a memory corruption error. The problem…

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## [Can we measure the dimension of crack in bone in 3D slicer?](https://discourse.slicer.org/t/can-we-measure-the-dimension-of-crack-in-bone-in-3d-slicer/1014)

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**Author:** [@deepmech](https://discourse.slicer.org/u/deepmech)\
**Replies:** 0\
**Last updated:** [September 6, 2017, 3:55pm UTC](https://discourse.slicer.org/t/can-we-measure-the-dimension-of-crack-in-bone-in-3d-slicer/1014 "2017-09-06T15:55:52Z")

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

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## [Landmark registration for registering models](https://discourse.slicer.org/t/landmark-registration-for-registering-models/1013)

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**Author:** [@Hanaana](https://discourse.slicer.org/u/Hanaana)\
**Replies:** 1\
**Last updated:** [September 6, 2017, 3:49pm UTC](https://discourse.slicer.org/t/landmark-registration-for-registering-models/1013 "2017-09-06T15:49:50Z")

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Hello everyone!! Im trying to determine some anatomical landmarks on my femur bone but while trying to use landmark registration i couldnt pick the volumes as you can see from the screen shot. Someone who have been …

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## [Slow loading of DICOM files](https://discourse.slicer.org/t/slow-loading-of-dicom-files/1006)

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**Author:** [@steven\_muir](https://discourse.slicer.org/u/steven_muir)\
**Replies:** 1\
**Last updated:** [September 5, 2017, 4:32am UTC](https://discourse.slicer.org/t/slow-loading-of-dicom-files/1006 "2017-09-05T04:32:31Z")

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I have installed slicer 4.6.2 and now experience very slow loading of DICOM files (minutes rather than a few seconds as with version 4.3). is there a way to fix this?

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## [Convert RT struct to a label map volume](https://discourse.slicer.org/t/convert-rt-struct-to-a-label-map-volume/457)

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**Author:** [@yannick\_s](https://discourse.slicer.org/u/yannick_s)\
**Replies:** 5\
**Last updated:** [September 1, 2017, 10:39pm UTC](https://discourse.slicer.org/t/convert-rt-struct-to-a-label-map-volume/457 "2017-09-01T22:39:31Z")

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Operating system: Ubuntu 16.04 LTS Slicer version: 4.7.0-2017-06-03 r26072 Expected behavior: Conversion from RT Struct to a label map in segmentation module producing label map volume with nonzero entries Actual behavio…

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## [Thresholds for colors in foreground layer](https://discourse.slicer.org/t/thresholds-for-colors-in-foreground-layer/990)

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**Author:** [@Even](https://discourse.slicer.org/u/Even)\
**Replies:** 0\
**Last updated:** [September 1, 2017, 12:34pm UTC](https://discourse.slicer.org/t/thresholds-for-colors-in-foreground-layer/990 "2017-09-01T12:34:57Z")

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I’m having problems with the color thresholds and numeric values for the foreground layer. I want to set the exact threshold where the value should change color. Example: I have created a color template with 4 different…

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## [Multiple thresholds in foreground layer or multiple foreground layers](https://discourse.slicer.org/t/multiple-thresholds-in-foreground-layer-or-multiple-foreground-layers/989)

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**Author:** [@Even](https://discourse.slicer.org/u/Even)\
**Replies:** 0\
**Last updated:** [September 1, 2017, 12:32pm UTC](https://discourse.slicer.org/t/multiple-thresholds-in-foreground-layer-or-multiple-foreground-layers/989 "2017-09-01T12:32:30Z")

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Hi! I have a foreground layer where I want to make one threshold in the upper extreme values and a different threshold (with different colors) in the lower extreme values. In principle, I can see two different ways to d…

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## [Generate 2D X-ray image from volume, just like DRR](https://discourse.slicer.org/t/generate-2d-x-ray-image-from-volume-just-like-drr/976)

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**Author:** [@langderyos](https://discourse.slicer.org/u/langderyos)\
**Replies:** 2\
**Last updated:** [September 1, 2017, 5:30am UTC](https://discourse.slicer.org/t/generate-2d-x-ray-image-from-volume-just-like-drr/976 "2017-09-01T05:30:10Z")

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Hi, I’m finding a way to generate 2D X-ray image from volume data, just like what DRR does. Is there any extension which can do this?Or can I do it in a python way? thanks langderyos,

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## [Slicer (using Slicer RT module) crashes when saving. 'MRMLcore.dll' error from Windows event log](https://discourse.slicer.org/t/slicer-using-slicer-rt-module-crashes-when-saving-mrmlcore-dll-error-from-windows-event-log/970)

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**Author:** [@LauDel](https://discourse.slicer.org/u/LauDel)\
**Replies:** 3\
**Last updated:** [August 31, 2017, 12:49pm UTC](https://discourse.slicer.org/t/slicer-using-slicer-rt-module-crashes-when-saving-mrmlcore-dll-error-from-windows-event-log/970 "2017-08-31T12:49:14Z")

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Operating system: Windows 7 Enterprise 64bit Slicer version: 4.6.2 Expected behavior: The scene should be saved as mrml scene OR separate components (both approaches fail) Actual behavior: Slicer hangs for a few secon…

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## [Measurements Module](https://discourse.slicer.org/t/measurements-module/955)

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**Author:** [@CRS](https://discourse.slicer.org/u/CRS)\
**Replies:** 3\
**Last updated:** [August 31, 2017, 5:22am UTC](https://discourse.slicer.org/t/measurements-module/955 "2017-08-31T05:22:32Z")

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Hi guys, new to Slicer. Trying to figure the way to do a parameter or diameter measurement of a brain tumor. Is it even possible with Slicer? Thanks RS

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## [New Module doesn't appear in Module Navigation Interface](https://discourse.slicer.org/t/new-module-doesnt-appear-in-module-navigation-interface/958)

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**Author:** [@shenziheng](https://discourse.slicer.org/u/shenziheng)\
**Replies:** 5\
**Last updated:** [August 30, 2017, 10:40pm UTC](https://discourse.slicer.org/t/new-module-doesnt-appear-in-module-navigation-interface/958 "2017-08-30T22:40:58Z")

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Hello, I write a loadable module by ExtentenWizard, and then build it using cmake and visualstudio2013. After that,I add additional path to 3Dslcier.(Application Setting Dialog -\> Module -\> Add additional module path),…

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