# Support **URL:** https://discourse.slicer.org/c/support/11.md?page=379 [Latest](https://discourse.slicer.org/latest.md) · [Categories](https://discourse.slicer.org/categories.md) · [Tags](https://discourse.slicer.org/tags.md) **Page:** 380 --- ## [Importance of Scene SCENE file, ASCV file and NRRD file and SCENE PNG file and ROI file](https://discourse.slicer.org/t/importance-of-scene-scene-file-ascv-file-and-nrrd-file-and-scene-png-file-and-roi-file/7578)
**Author:** [@NoobForSlicer](https://discourse.slicer.org/u/NoobForSlicer)\ **Replies:** 7\ **Last updated:** [July 15, 2019, 1:44pm UTC](https://discourse.slicer.org/t/importance-of-scene-scene-file-ascv-file-and-nrrd-file-and-scene-png-file-and-roi-file/7578 "2019-07-15T13:44:20Z")
So let’s say you have a a big volume, you transform it \>\> and click “Harden the transformation” What does that do to the transformation actually and what could be the consequences of not hardening the transformation? … --- ## [What is the difference between 3D volume and 4D volume?](https://discourse.slicer.org/t/what-is-the-difference-between-3d-volume-and-4d-volume/7582)
**Author:** [@kscript](https://discourse.slicer.org/u/kscript)\ **Replies:** 1\ **Last updated:** [July 15, 2019, 12:52pm UTC](https://discourse.slicer.org/t/what-is-the-difference-between-3d-volume-and-4d-volume/7582 "2019-07-15T12:52:40Z")
Hi. I looked around the forum and saw a lot of 4D Volume (nrrd file). I searched to find out about 4D Volume, but I did not know. What is the difference between 3D Volume and 4D Volume? Thank you. --- ## [Simplify Slicer or Remove some modules from Slicer](https://discourse.slicer.org/t/simplify-slicer-or-remove-some-modules-from-slicer/7545)
**Author:** [@mikecsu](https://discourse.slicer.org/u/mikecsu)\ **Replies:** 3\ **Last updated:** [July 15, 2019, 6:41am UTC](https://discourse.slicer.org/t/simplify-slicer-or-remove-some-modules-from-slicer/7545 "2019-07-15T06:41:04Z")
Operating system:win10 Slicer version:4.10.0 Expected behavior: Actual behavior: Hi,everyone. I am studying on the source code of slicer 4.10.0 and i am wondering if it is possible to cut off some modules (that i ma… --- ## [Add default jump slices mode in settings](https://discourse.slicer.org/t/add-default-jump-slices-mode-in-settings/7573)
**Author:** [@chir.set](https://discourse.slicer.org/u/chir.set)\ **Replies:** 2\ **Last updated:** [July 14, 2019, 8:58pm UTC](https://discourse.slicer.org/t/add-default-jump-slices-mode-in-settings/7573 "2019-07-14T20:58:14Z")
The image below shows the three jump slices options. On application start, or when a scene is closed, it defaults to ‘offset’. I could not find an option in ‘Settings’ to choose a default mode. I mostly use the ‘Cent… --- ## [Move or deplace a segment](https://discourse.slicer.org/t/move-or-deplace-a-segment/7565)
**Author:** [@Jmarcs](https://discourse.slicer.org/u/Jmarcs)\ **Replies:** 3\ **Last updated:** [July 14, 2019, 4:38pm UTC](https://discourse.slicer.org/t/move-or-deplace-a-segment/7565 "2019-07-14T16:38:50Z")
Hello is it possible to move or deplace a segment (i use meshmixer) but with 3Dslicer? --- ## [I have PC I7 8750 ASUS 32 G RAM](https://discourse.slicer.org/t/i-have-pc-i7-8750-asus-32-g-ram/7563)
**Author:** [@Jmarcs](https://discourse.slicer.org/u/Jmarcs)\ **Replies:** 2\ **Last updated:** [July 14, 2019, 3:27pm UTC](https://discourse.slicer.org/t/i-have-pc-i7-8750-asus-32-g-ram/7563 "2019-07-14T15:27:54Z")
It is a gaming PC . Why so slow sometimes How can improve the situation Slicer version:4102 Expected behavior: Actual behavior: --- ## [Virtual extraction (dental)](https://discourse.slicer.org/t/virtual-extraction-dental/5929)
**Author:** [@Jmarcs](https://discourse.slicer.org/u/Jmarcs)\ **Replies:** 4\ **Last updated:** [July 14, 2019, 1:27pm UTC](https://discourse.slicer.org/t/virtual-extraction-dental/5929 "2019-07-14T13:27:51Z")
Operating system: Slicer version: Expected behavior: Actual behavior: how is the best way to get a virtual extraction best regards --- ## [Segmentation File Working Slowly](https://discourse.slicer.org/t/segmentation-file-working-slowly/6670)
**Author:** [@PWB](https://discourse.slicer.org/u/PWB)\ **Replies:** 7\ **Last updated:** [July 14, 2019, 8:31am UTC](https://discourse.slicer.org/t/segmentation-file-working-slowly/6670 "2019-07-14T08:31:02Z")
Hi All, I am working with the segment-editor module in Slicer 4.10.1 for Linux on a Dell Precision T7400, Intel Xeon E5440 2.83GH, 32Gb RAM I am sharing the seg.nrrd. file back and forth over Dropbox with a collaborato… --- ## [Cannot delete sequence after specifying segmentation as proxy node](https://discourse.slicer.org/t/cannot-delete-sequence-after-specifying-segmentation-as-proxy-node/7543)
**Author:** [@ungi](https://discourse.slicer.org/u/ungi)\ **Replies:** 3\ **Last updated:** [July 13, 2019, 7:03pm UTC](https://discourse.slicer.org/t/cannot-delete-sequence-after-specifying-segmentation-as-proxy-node/7543 "2019-07-13T19:03:30Z")
Hi, I cannot delete sequences, once I add a segmentation as proxy node to a sequence in the same browser. Could somebody please look into this issue? I tested this with version 2019-07-04 (BTW, there is no Sequences ex… --- ## [SlicerSequenceRegistration error](https://discourse.slicer.org/t/slicersequenceregistration-error/7285)
**Author:** [@Neil\_Seller](https://discourse.slicer.org/u/Neil_Seller)\ **Replies:** 1\ **Last updated:** [July 13, 2019, 3:36pm UTC](https://discourse.slicer.org/t/slicersequenceregistration-error/7285 "2019-07-13T15:36:47Z")
Operating system: Windows 10 Slicer version:4.10.2 Expected behavior: As in readme Actual behavior: When trying to recreate demo as in read.me persistently getting the following error. type object ‘MRMLCorePython.vt… --- ## [Need help with quantitative analysis of vessel](https://discourse.slicer.org/t/need-help-with-quantitative-analysis-of-vessel/7234)
**Author:** [@Roni](https://discourse.slicer.org/u/Roni)\ **Replies:** 5\ **Last updated:** [July 9, 2019, 3:59am UTC](https://discourse.slicer.org/t/need-help-with-quantitative-analysis-of-vessel/7234 "2019-07-09T03:59:49Z")
Hi there, I am new o the community. My clinical problem trying to solve is: Calculate vessel diameter/radius at each volume. I have done the follwoing: load my volume generated label map with only vessel of interest a… --- ## [Segmenting outlines and then \>\> Fill function but only for one active slice](https://discourse.slicer.org/t/segmenting-outlines-and-then-fill-function-but-only-for-one-active-slice/7558)
**Author:** [@NoobForSlicer](https://discourse.slicer.org/u/NoobForSlicer)\ **Replies:** 3\ **Last updated:** [July 12, 2019, 11:36pm UTC](https://discourse.slicer.org/t/segmenting-outlines-and-then-fill-function-but-only-for-one-active-slice/7558 "2019-07-12T23:36:05Z")
Manually segmenting things with paint brush and erase brush. Problem? Do I really have to paint a simple structure? Is there no way to \>\>\> just paint the outlines and then \>\>\> fill (BUT ONLY THAT SLICE IN 2D) I post … --- ## [Problem when cropping! \>\> Transparent slices](https://discourse.slicer.org/t/problem-when-cropping-transparent-slices/7553)
**Author:** [@NoobForSlicer](https://discourse.slicer.org/u/NoobForSlicer)\ **Replies:** 8\ **Last updated:** [July 12, 2019, 6:35pm UTC](https://discourse.slicer.org/t/problem-when-cropping-transparent-slices/7553 "2019-07-12T18:35:14Z")
So i have loaded a bunch of .pngs as a sequence into slicer… When I dragged the first png onto the slicer window\>\> it offered me a pop up window where I chose\>\> show options\>\>\> then unchecked the little box that says si… --- ## [http://slicer.kitware.com/midas3/slicerappstore not accessible](https://discourse.slicer.org/t/http-slicer-kitware-com-midas3-slicerappstore-not-accessible/7555)
**Author:** [@dittothat](https://discourse.slicer.org/u/dittothat)\ **Replies:** 0\ **Last updated:** [July 12, 2019, 4:19pm UTC](https://discourse.slicer.org/t/http-slicer-kitware-com-midas3-slicerappstore-not-accessible/7555 "2019-07-12T16:19:43Z")
Tried different browsers and computers and networks. Chrome times out after awhile, and I get this message: This Page Cannot Be Displayed The system cannot communicate with the external server ( slicer.kitware.com ). T… --- ## [Extension app store not accessible (http://slicer.kitware.com/midas3/slicerappstore)](https://discourse.slicer.org/t/extension-app-store-not-accessible-http-slicer-kitware-com-midas3-slicerappstore/7550)
**Author:** [@dittothat](https://discourse.slicer.org/u/dittothat)\ **Replies:** 2\ **Last updated:** [July 12, 2019, 3:45pm UTC](https://discourse.slicer.org/t/extension-app-store-not-accessible-http-slicer-kitware-com-midas3-slicerappstore/7550 "2019-07-12T15:45:34Z")
http://slicer.kitware.com/midas3/slicerappstore is not accessible to me by multiple methods (multiple computers, networks, browsers). I need this to manually install an extension. After a long wait in Chrome: This Page… --- ## [DICOM Retrieve on Windows 10. There is no service listening DICOM communications (No telnet connection to ports)](https://discourse.slicer.org/t/dicom-retrieve-on-windows-10-there-is-no-service-listening-dicom-communications-no-telnet-connection-to-ports/7531)
**Author:** [@MDLSoft](https://discourse.slicer.org/u/MDLSoft)\ **Replies:** 3\ **Last updated:** [July 12, 2019, 1:48pm UTC](https://discourse.slicer.org/t/dicom-retrieve-on-windows-10-there-is-no-service-listening-dicom-communications-no-telnet-connection-to-ports/7531 "2019-07-12T13:48:44Z")
Hi all! I’m new here. My name is Manuel and I’m HCIS Engineer. I apologize for my English wich is far to be perfect, but I’m sure near to everyone can understand me. Platform Windows 10 Pro, Ver. 10.0.17134, compilation… --- ## [rebuild the surface of skull bone](https://discourse.slicer.org/t/rebuild-the-surface-of-skull-bone/7482)
**Author:** [@raylene](https://discourse.slicer.org/u/raylene)\ **Replies:** 5\ **Last updated:** [July 12, 2019, 12:27pm UTC](https://discourse.slicer.org/t/rebuild-the-surface-of-skull-bone/7482 "2019-07-12T12:27:34Z")
Operating system:windows Slicer version: Expected behavior:rebuild the surface of skull bone Actual behavior:I wonder whether 3D slicer can produce all the curve data on the skull bone so I can rebuild a model based o… --- ## [Emsegmentation cannot found](https://discourse.slicer.org/t/emsegmentation-cannot-found/5222)
**Author:** [@feng](https://discourse.slicer.org/u/feng)\ **Replies:** 8\ **Last updated:** [July 12, 2019, 12:14pm UTC](https://discourse.slicer.org/t/emsegmentation-cannot-found/5222 "2019-07-12T12:14:20Z")
Cannot found Emsegmentation module in 4.10. Any clue? --- ## [Segmentation and Quantification : validated publications for 3D Slicer](https://discourse.slicer.org/t/segmentation-and-quantification-validated-publications-for-3d-slicer/7542)
**Author:** [@frederic\_panthier](https://discourse.slicer.org/u/frederic_panthier)\ **Replies:** 2\ **Last updated:** [July 12, 2019, 5:53am UTC](https://discourse.slicer.org/t/segmentation-and-quantification-validated-publications-for-3d-slicer/7542 "2019-07-12T05:53:45Z")
Hi everyone, I’m developing a extension of 3DSlicer 4.10 for surgical planification in urolithiasis (Urology). My concern is about the valaidity of 3DSlicer’s ability to quantifiy segments. Is there any publication ye… --- ## [Loading Volumes in separate orientations](https://discourse.slicer.org/t/loading-volumes-in-separate-orientations/7369)
**Author:** [@ArisD](https://discourse.slicer.org/u/ArisD)\ **Replies:** 7\ **Last updated:** [July 11, 2019, 7:14pm UTC](https://discourse.slicer.org/t/loading-volumes-in-separate-orientations/7369 "2019-07-11T19:14:18Z")
Hi everyone, New user here - all the examples I’ve found in the documentation show loading a volume and following that, all three orientations are shown separately. The files I need to study are DICOM files and, moreov… --- ## [Can't input boolean into module being wrong as a cli](https://discourse.slicer.org/t/cant-input-boolean-into-module-being-wrong-as-a-cli/7534)
**Author:** [@jrojasUNC](https://discourse.slicer.org/u/jrojasUNC)\ **Replies:** 3\ **Last updated:** [July 11, 2019, 4:39pm UTC](https://discourse.slicer.org/t/cant-input-boolean-into-module-being-wrong-as-a-cli/7534 "2019-07-11T16:39:27Z")
Operating system: Windows 10 64 bit Slicer version:4.11 nightly Expected behavior: Actual behavior: Hi, I’m trying to run my own scripted module as a cli. I can input a string into the module just fine, but when I t… --- ## [Loading the MLC with RT Plan](https://discourse.slicer.org/t/loading-the-mlc-with-rt-plan/7522)
**Author:** [@aseman](https://discourse.slicer.org/u/aseman)\ **Replies:** 1\ **Last updated:** [July 11, 2019, 3:39pm UTC](https://discourse.slicer.org/t/loading-the-mlc-with-rt-plan/7522 "2019-07-11T15:39:54Z")
Slicer version:4.10.1 Hi 3D Slicer experts and all I have RT Plan which contains the MLC for radiation field. Are the edges of radiation field defined by MLC? in the other words , does MLC supported in 3D Slicer or si… --- ## [How does 3D Slicer coordinates work?](https://discourse.slicer.org/t/how-does-3d-slicer-coordinates-work/7519)
**Author:** [@pmaquino](https://discourse.slicer.org/u/pmaquino)\ **Replies:** 1\ **Last updated:** [July 11, 2019, 3:04pm UTC](https://discourse.slicer.org/t/how-does-3d-slicer-coordinates-work/7519 "2019-07-11T15:04:43Z")
I have two 3D images. One image is much bigger because the other image is cropped from the bigger image. Let’s say I random crop a 50x50x50 image from the 100x100x100. How would I be able to know the coordinates of the s… --- ## [Subprocess.call does not work!](https://discourse.slicer.org/t/subprocess-call-does-not-work/2837)
**Author:** [@wpgao](https://discourse.slicer.org/u/wpgao)\ **Replies:** 12\ **Last updated:** [July 11, 2019, 2:25pm UTC](https://discourse.slicer.org/t/subprocess-call-does-not-work/2837 "2019-07-11T14:25:18Z")
Hi all, I try to use subprocess.call to run an external application in the python interactor of 3D Slicer but failed! Error message is “terminate called after throwing an instance of ‘H5::DataSpaceIException’” However,… --- ## [How to start Slicer Jupyter kernel?](https://discourse.slicer.org/t/how-to-start-slicer-jupyter-kernel/3855)
**Author:** [@Saima](https://discourse.slicer.org/u/Saima)\ **Replies:** 31\ **Last updated:** [July 11, 2019, 2:21pm UTC](https://discourse.slicer.org/t/how-to-start-slicer-jupyter-kernel/3855 "2019-07-11T14:21:31Z")
Dear Andras, I installed the JupyterKernel but I receive error output as below: Then I launched jupyter through anaconda. it looks like as below: I have 4.9 nighly version of slicer which I dont see here. Pleas… --- ## [Magic Wand for visualisation](https://discourse.slicer.org/t/magic-wand-for-visualisation/7521)
**Author:** [@Melodicpinpon](https://discourse.slicer.org/u/Melodicpinpon)\ **Replies:** 1\ **Last updated:** [July 11, 2019, 2:07pm UTC](https://discourse.slicer.org/t/magic-wand-for-visualisation/7521 "2019-07-11T14:07:12Z")
Hello, I would like to use the magic wand, not to create a 3D model, but to mask the dicom itself. Is it possible? I have seen some tutos about the segment editor tools like grow from seed, refine etc, but it will give… --- ## [How to show two .nii.gz image volume in same scene](https://discourse.slicer.org/t/how-to-show-two-nii-gz-image-volume-in-same-scene/7488)
**Author:** [@ljc19800331](https://discourse.slicer.org/u/ljc19800331)\ **Replies:** 1\ **Last updated:** [July 10, 2019, 7:49am UTC](https://discourse.slicer.org/t/how-to-show-two-nii-gz-image-volume-in-same-scene/7488 "2019-07-10T07:49:47Z")
Operating system: Windows 10 Slicer version: 4.10.2 Hello, I am wondering if there is a good method to show nii.gz files in the same scene (one is ultrasound volume and another is MRI volume) in 3D slicer. I tried to l… --- ## [Slicer 4.11 Segment Editor extra effects edit button functionality error](https://discourse.slicer.org/t/slicer-4-11-segment-editor-extra-effects-edit-button-functionality-error/7472)
**Author:** [@RMR54](https://discourse.slicer.org/u/RMR54)\ **Replies:** 2\ **Last updated:** [July 9, 2019, 9:58pm UTC](https://discourse.slicer.org/t/slicer-4-11-segment-editor-extra-effects-edit-button-functionality-error/7472 "2019-07-09T21:58:14Z")
In Slicer 4.10.2, after a segmentation is added to 3D volume, and then adding a segment, say using Draw tube effect, then when clicking on "Edit’ button, the delete button besides “Fiducial Placement:” label (which allow… --- ## [How to create RTStruct dicom ](https://discourse.slicer.org/t/how-to-create-rtstruct-dicom/7382)
**Author:** [@agatte](https://discourse.slicer.org/u/agatte)\ **Replies:** 3\ **Last updated:** [July 9, 2019, 2:04pm UTC](https://discourse.slicer.org/t/how-to-create-rtstruct-dicom/7382 "2019-07-09T14:04:06Z")
Hello, I have already created labelmap image with segmentation. I would like to export this file to RTStruct. I would like to create RTStruct image. Is this possible in Slicer ? In which module ? I would be appreciate… --- ## [Problem loading US data](https://discourse.slicer.org/t/problem-loading-us-data/7347)
**Author:** [@svasude1](https://discourse.slicer.org/u/svasude1)\ **Replies:** 3\ **Last updated:** [July 9, 2019, 3:49am UTC](https://discourse.slicer.org/t/problem-loading-us-data/7347 "2019-07-09T03:49:40Z")
Operating system: Windows Slicer version: 2.0 Expected behavior: Actual behavior: I was trying to load some US patient data into the slicer. When I load the data, all slices are interpreted as axial, even though ther… [Previous page](https://discourse.slicer.org/c/support/11.md?page=378) [Next page](https://discourse.slicer.org/c/support/11.md?page=380)