# Bone thickness mapping module was not working. what's the wrong?

**URL:** https://discourse.slicer.org/t/bone-thickness-mapping-module-was-not-working-whats-the-wrong/29567
**Category:** Support
**Created:** [May 21, 2023, 11:28pm UTC](https://discourse.slicer.org/t/bone-thickness-mapping-module-was-not-working-whats-the-wrong/29567 "2023-05-21T23:28:06Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![jhchoi](https://avatars.discourse-cdn.com/v4/letter/j/3da27b/32.png) [@jhchoi](https://discourse.slicer.org/u/jhchoi)
#### Post date: [May 21, 2023, 11:28pm UTC](https://discourse.slicer.org/t/bone-thickness-mapping-module-was-not-working-whats-the-wrong/29567/1 "2023-05-21T23:28:06Z")

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Python 3.9.10 (main, Feb 22 2023, 01:07:37) [MSC v.1930 64 bit (AMD64)] on win32

> > >

TODO: implement cloud fingerprint store  
[Qt] libpng warning: iCCP: profile ‘ICC Profile’: ‘CMYK’: invalid ICC profile color space  
[Qt] libpng warning: iCCP: known incorrect sRGB profile  
[Qt] Error(s):  
[Qt] CLI executable: C:/Users/User/AppData/Local/NA-MIC/Slicer 5.2.2/NA-MIC/Extensions-31382/SlicerVMTK/lib/Slicer-5.2/qt-loadable-modules/vtkvmtk.py  
[Qt] The process failed to start. Either the invoked program is missing, or you may have insufficient permissions to invoke the program.  
[Qt] Fail to instantiate module “vtkvmtk”  
[Qt] The following modules failed to be instantiated:  
[Qt] vtkvmtk  
Failed to load vtkSlicerStenosisMeasurement3DModuleLogicPython: No module named vtkSlicerShapeModuleMRMLPython  
[Qt] QLayout::addChildLayout: layout “” already has a parent  
[Qt] This function is deprecated. Use lookFromAxis(const ctkAxesWidget::Axis& axis) instead.  
[Qt] ctkSliderWidget::setSingleStep() 0 is out of bounds. 0 100 1  
Initializing execution…  
Traceback (most recent call last):  
File “C:/Users/User/AppData/Local/NA-MIC/Slicer 5.2.2/NA-MIC/Extensions-31382/BoneThicknessMapping/lib/Slicer-5.2/qt-scripted-modules/BoneThicknessMapping.py”, line 521, in click\_execute  
BoneThicknessMappingLogic.set\_scalar\_colour\_bar\_state(0)  
File “C:/Users/User/AppData/Local/NA-MIC/Slicer 5.2.2/NA-MIC/Extensions-31382/BoneThicknessMapping/lib/Slicer-5.2/qt-scripted-modules/BoneThicknessMapping.py”, line 936, in set\_scalar\_colour\_bar\_state  
ctkBar = slicer.util.findChildren(colorWidget, name=‘VTKScalarBar’)[0]  
IndexError: list index out of range  
[Qt] This function is deprecated. Use lookFromAxis(const ctkAxesWidget::Axis& axis) instead.

this module was not working.  
what am i do?

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### Author: ![mmonteiro](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/mmonteiro/32/18662_2.png) [@mmonteiro](https://discourse.slicer.org/u/mmonteiro)
#### Post date: [June 21, 2023, 11:27am UTC](https://discourse.slicer.org/t/bone-thickness-mapping-module-was-not-working-whats-the-wrong/29567/2 "2023-06-21T11:27:13Z")

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I am having the same problem with the SlicerVMTK extension. Whenever I try to run the python console from slicer or run slicer --python-script, I get the following error:  
`Failed to load vtkSlicerStenosisMeasurement3DModuleLogicPython: No module named vtkSlicerShapeModuleMRMLPython`