Scalebar: "could not convert string to float" for various values

[chimerax-bug-report@…]

The following bug report has been submitted:
Platform:        Linux-6.5.0-14-generic-x86_64-with-glibc2.35
ChimeraX Version: 1.6.1 (2023-05-09 17:57:07 UTC)
Description
(Describe the actions that caused this problem to occur here)

Log:
Startup Messages  
---  
warning | Replacing fetcher for 'pdb_nmr' and format NMRSTAR from NMRSTAR
bundle with that from NMRSTAR bundle  
  
UCSF ChimeraX version: 1.6.1 (2023-05-09)  
© 2016-2023 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open "/media/shubha/10_TB/SE_Just donor classes/masked/threed_15_02.hdf"

Opened threed_15_02.hdf as #1, grid size 48,48,48, pixel 12.8, shown at level
1.79, step 1, values float32  

> open "/media/shubha/10_TB/SE_Just donor classes/masked/threed_20_00.hdf"

Opened threed_20_00.hdf as #2, grid size 48,48,48, pixel 12.8, shown at level
1.96, step 1, values float32  

> open "/media/shubha/10_TB/SE_Just donor classes/masked/threed_20_02.hdf"

Opened threed_20_02.hdf as #3, grid size 48,48,48, pixel 12.8, shown at level
2.89, step 1, values float32  

> open "/media/shubha/10_TB/SE_Just donor classes/masked/threed_20_03.hdf"

Opened threed_20_03.hdf as #4, grid size 48,48,48, pixel 12.8, shown at level
2.71, step 1, values float32  

> open "/media/shubha/10_TB/SE_Just donor classes/masked/threed_20_06.hdf"

Opened threed_20_06.hdf as #5, grid size 48,48,48, pixel 12.8, shown at level
2.74, step 1, values float32  

> tile

5 models tiled  

> ui tool show Toolbar

> ui mousemode right "translate selected models"

[Repeated 1 time(s)]

> ui mousemode right "move picked models"

> view matrix models
> #1,0.89243,-0.45118,0.0012762,74.976,-0.047468,-0.096703,-0.99418,756.89,0.44868,0.88718,-0.10772,10.741

> view matrix models
> #2,0.89243,-0.45118,0.0012762,449.44,-0.047468,-0.096703,-0.99418,747.43,0.44868,0.88718,-0.10772,13.556

> view matrix models
> #3,0.89243,-0.45118,0.0012762,903.68,-0.047468,-0.096703,-0.99418,739.36,0.44868,0.88718,-0.10772,13.871

> view matrix models
> #4,0.89243,-0.45118,0.0012762,100.37,-0.047468,-0.096703,-0.99418,159.18,0.44868,0.88718,-0.10772,8.5376

> view matrix models
> #5,0.89243,-0.45118,0.0012762,664.56,-0.047468,-0.096703,-0.99418,162.77,0.44868,0.88718,-0.10772,12.706

> view matrix models
> #1,0.89243,-0.45118,0.0012762,20.481,-0.047468,-0.096703,-0.99418,730.98,0.44868,0.88718,-0.10772,10.741

> view matrix models
> #1,0.89243,-0.45118,0.0012762,8.8678,-0.047468,-0.096703,-0.99418,750.63,0.44868,0.88718,-0.10772,10.741

> volume #1 level 1.519

> view matrix models
> #1,0.89243,-0.45118,0.0012762,-62.601,-0.047468,-0.096703,-0.99418,750.63,0.44868,0.88718,-0.10772,10.741

> volume #2 level 1.495

> view matrix models
> #3,0.89243,-0.45118,0.0012762,993.91,-0.047468,-0.096703,-0.99418,708.98,0.44868,0.88718,-0.10772,13.871

> volume #3 level 1.593

> view matrix models
> #4,0.89243,-0.45118,0.0012762,-33.631,-0.047468,-0.096703,-0.99418,140.42,0.44868,0.88718,-0.10772,8.5376

> view matrix models
> #3,0.89243,-0.45118,0.0012762,1009.1,-0.047468,-0.096703,-0.99418,737.57,0.44868,0.88718,-0.10772,13.871

> view matrix models
> #4,0.89243,-0.45118,0.0012762,-59.538,-0.047468,-0.096703,-0.99418,140.42,0.44868,0.88718,-0.10772,8.5376

> volume #4 level 1.642

> view matrix models
> #5,0.89243,-0.45118,0.0012762,674.27,-0.047468,-0.096703,-0.99418,139.02,0.44868,0.88718,-0.10772,12.706

> volume #5 level 1.349

> view matrix models
> #5,0.89243,-0.45118,0.0012762,853,-0.047468,-0.096703,-0.99418,141.63,0.44868,0.88718,-0.10772,12.706

> view matrix models
> #4,0.89243,-0.45118,0.0012762,103.54,-0.047468,-0.096703,-0.99418,124.76,0.44868,0.88718,-0.10772,8.5376

> ui mousemode right rotate

> ui mousemode right "rotate selected models"

> ui mousemode right "translate selected models"

> ui mousemode right "move picked models"

> view matrix models
> #4,0.96943,-0.22953,0.08671,-26.973,0.10736,0.079043,-0.99107,-4.3571,0.22063,0.97009,0.10127,-26.259

> view matrix models
> #5,0.96943,-0.22953,0.08671,744.76,0.10736,0.079043,-0.99107,58.89,0.22063,0.97009,0.10127,-22.822

> view matrix models
> #1,0.96943,-0.22953,0.08671,-211.68,0.10736,0.079043,-0.99107,623.46,0.22063,0.97009,0.10127,-27.934

> volume style surface

> lighting soft

> view matrix models
> #1,0.96943,-0.22953,0.08671,-227.02,0.10736,0.079043,-0.99107,618.31,0.22063,0.97009,0.10127,-27.934

> select add #1

2 models selected  

> select add #2

4 models selected  

> select add #3

6 models selected  

> select add #4

8 models selected  

> select add #5

10 models selected  

> volume #1 orthoplanes xyz positionPlanes 24,24,24 style image region all

> mousemode rightMode "move planes"

> volume #2 orthoplanes xyz positionPlanes 24,24,24 style image region all

> mousemode rightMode "move planes"

> volume #3 orthoplanes xyz positionPlanes 24,24,24 style image region all

> mousemode rightMode "move planes"

> volume #4 orthoplanes xyz positionPlanes 24,24,24 style image region all

> mousemode rightMode "move planes"

> volume #5 orthoplanes xyz positionPlanes 24,24,24 style image region all

> mousemode rightMode "move planes"

> volume sel region all imageMode "full region"

> volume unzone sel

> mousemode rightMode "crop volume"

> volume sel style surface

> volume sel showOutlineBox false

> select add #1

11 models selected  

> select add #2

12 models selected  

> select add #3

13 models selected  

> select add #4

14 models selected  

> select add #5

15 models selected  

> select subtract #1

12 models selected  

> select subtract #2

9 models selected  

> select subtract #3

6 models selected  

> select subtract #4

3 models selected  

> select subtract #5

Nothing selected  

> ui tool show "Scale Bar"

> scalebar

> scalebar 20

> scalebar 200

> scalebar 250

> set bgColor white

> set bgColor black

> lighting soft

> ui tool show "Selection Inspector"

> volume #3 region 0,0,0,47,47,47

[Repeated 1 time(s)]

> ui mousemode right "move picked models"

> view matrix models
> #3,0.96952,-0.22947,0.085934,883.15,0.1066,0.079223,-0.99114,688.76,0.22063,0.97009,0.10127,-20.535

> volume #5 change image level -1.158,0 level 2.736,0.8 level 10.04,1

> volume #5 level 1.463

> scalebar 100

> scalebar xpos 0.25

Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 65, in _update_scalebar  
self._show_scalebar()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 70, in _show_scalebar  
options = self._changed_options()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 92, in _changed_options  
xpos, ypos = self._xpos.value, self._ypos.value  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
ValueError: could not convert string to float: '0..2'  
  
ValueError: could not convert string to float: '0..2'  
  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
  
See log for complete Python traceback.  
  

> scalebar xpos 0.1

> scalebar ypos 0.2

Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 65, in _update_scalebar  
self._show_scalebar()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 70, in _show_scalebar  
options = self._changed_options()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 92, in _changed_options  
xpos, ypos = self._xpos.value, self._ypos.value  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
ValueError: could not convert string to float: '0.0.15'  
  
ValueError: could not convert string to float: '0.0.15'  
  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 65, in _update_scalebar  
self._show_scalebar()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 70, in _show_scalebar  
options = self._changed_options()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 92, in _changed_options  
xpos, ypos = self._xpos.value, self._ypos.value  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
ValueError: could not convert string to float: '0.0.15'  
  
ValueError: could not convert string to float: '0.0.15'  
  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 65, in _update_scalebar  
self._show_scalebar()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 70, in _show_scalebar  
options = self._changed_options()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 92, in _changed_options  
xpos, ypos = self._xpos.value, self._ypos.value  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
ValueError: could not convert string to float: '0.0.11'  
  
ValueError: could not convert string to float: '0.0.11'  
  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 65, in _update_scalebar  
self._show_scalebar()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 70, in _show_scalebar  
options = self._changed_options()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 92, in _changed_options  
xpos, ypos = self._xpos.value, self._ypos.value  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
ValueError: could not convert string to float: '0.0.1'  
  
ValueError: could not convert string to float: '0.0.1'  
  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
  
See log for complete Python traceback.  
  

> scalebar off

Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 65, in _update_scalebar  
self._show_scalebar()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 70, in _show_scalebar  
options = self._changed_options()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 92, in _changed_options  
xpos, ypos = self._xpos.value, self._ypos.value  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
ValueError: could not convert string to float: '0.0.1'  
  
ValueError: could not convert string to float: '0.0.1'  
  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 65, in _update_scalebar  
self._show_scalebar()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 70, in _show_scalebar  
options = self._changed_options()  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/label/scalebar_gui.py", line 92, in _changed_options  
xpos, ypos = self._xpos.value, self._ypos.value  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
ValueError: could not convert string to float: '0.0.1'  
  
ValueError: could not convert string to float: '0.0.1'  
  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/ui/widgets/composite.py", line 185, in _get_value  
return self.string_to_value(self._line_edit.text())  
  
See log for complete Python traceback.  
  




OpenGL version: 3.3.0 NVIDIA 545.23.08
OpenGL renderer: NVIDIA GeForce RTX 3060/PCIe/SSE2
OpenGL vendor: NVIDIA Corporation

Python: 3.9.11
Locale: en_AU.UTF-8
Qt version: PyQt6 6.4.2, Qt 6.4.2
Qt runtime version: 6.4.3
Qt platform: xcb

XDG_SESSION_TYPE=x11
DESKTOP_SESSION=ubuntu
XDG_SESSION_DESKTOP=ubuntu
XDG_CURRENT_DESKTOP=ubuntu:GNOME
DISPLAY=:1
Manufacturer: Micro-Star International Co., Ltd.
Model: MS-7C56
OS: Ubuntu 22.04 Jammy Jellyfish
Architecture: 64bit ELF
Virtual Machine: none
CPU: 16 AMD Ryzen 7 5800X 8-Core Processor
Cache Size: 512 KB
Memory:
	               total        used        free      shared  buff/cache   available
	Mem:            62Gi        14Gi        14Gi       446Mi        34Gi        47Gi
	Swap:          2.0Gi       700Mi       1.3Gi

Graphics:
	2b:00.0 VGA compatible controller [0300]: NVIDIA Corporation GA106 [GeForce RTX 3060 Lite Hash Rate] [10de:2504] (rev a1)	
	Subsystem: Gigabyte Technology Co., Ltd GA106 [GeForce RTX 3060 Lite Hash Rate] [1458:4073]	
	Kernel driver in use: nvidia

Installed Packages:
    alabaster: 0.7.13
    appdirs: 1.4.4
    asttokens: 2.2.1
    Babel: 2.12.1
    backcall: 0.2.0
    beautifulsoup4: 4.11.2
    blockdiag: 3.0.0
    build: 0.10.0
    certifi: 2023.5.7
    cftime: 1.6.2
    charset-normalizer: 3.1.0
    ChimeraX-AddCharge: 1.5.9.1
    ChimeraX-AddH: 2.2.5
    ChimeraX-AlignmentAlgorithms: 2.0.1
    ChimeraX-AlignmentHdrs: 3.3.1
    ChimeraX-AlignmentMatrices: 2.1
    ChimeraX-Alignments: 2.9.3
    ChimeraX-AlphaFold: 1.0
    ChimeraX-AltlocExplorer: 1.0.3
    ChimeraX-AmberInfo: 1.0
    ChimeraX-Arrays: 1.1
    ChimeraX-ArtiaX: 0.3
    ChimeraX-Atomic: 1.43.10
    ChimeraX-AtomicLibrary: 10.0.6
    ChimeraX-AtomSearch: 2.0.1
    ChimeraX-AxesPlanes: 2.3.2
    ChimeraX-BasicActions: 1.1.2
    ChimeraX-BILD: 1.0
    ChimeraX-BlastProtein: 2.1.2
    ChimeraX-BondRot: 2.0.1
    ChimeraX-BugReporter: 1.0.1
    ChimeraX-BuildStructure: 2.8
    ChimeraX-Bumps: 1.0
    ChimeraX-BundleBuilder: 1.2.2
    ChimeraX-ButtonPanel: 1.0.1
    ChimeraX-CageBuilder: 1.0.1
    ChimeraX-CellPack: 1.0
    ChimeraX-Centroids: 1.3.2
    ChimeraX-ChangeChains: 1.0.2
    ChimeraX-CheckWaters: 1.3.1
    ChimeraX-ChemGroup: 2.0.1
    ChimeraX-Clashes: 2.2.4
    ChimeraX-ColorActions: 1.0.3
    ChimeraX-ColorGlobe: 1.0
    ChimeraX-ColorKey: 1.5.3
    ChimeraX-CommandLine: 1.2.5
    ChimeraX-ConnectStructure: 2.0.1
    ChimeraX-Contacts: 1.0.1
    ChimeraX-Core: 1.6.1
    ChimeraX-CoreFormats: 1.1
    ChimeraX-coulombic: 1.4.2
    ChimeraX-Crosslinks: 1.0
    ChimeraX-Crystal: 1.0
    ChimeraX-CrystalContacts: 1.0.1
    ChimeraX-DataFormats: 1.2.3
    ChimeraX-Dicom: 1.2
    ChimeraX-DistMonitor: 1.4
    ChimeraX-DockPrep: 1.1.1
    ChimeraX-Dssp: 2.0
    ChimeraX-EMDB-SFF: 1.0
    ChimeraX-ESMFold: 1.0
    ChimeraX-FileHistory: 1.0.1
    ChimeraX-FunctionKey: 1.0.1
    ChimeraX-Geometry: 1.3
    ChimeraX-gltf: 1.0
    ChimeraX-Graphics: 1.1.1
    ChimeraX-Hbonds: 2.4
    ChimeraX-Help: 1.2.1
    ChimeraX-HKCage: 1.3
    ChimeraX-IHM: 1.1
    ChimeraX-ImageFormats: 1.2
    ChimeraX-IMOD: 1.0
    ChimeraX-IO: 1.0.1
    ChimeraX-ItemsInspection: 1.0.1
    ChimeraX-Label: 1.1.7
    ChimeraX-LinuxSupport: 1.0.1
    ChimeraX-ListInfo: 1.1.1
    ChimeraX-Log: 1.1.5
    ChimeraX-LookingGlass: 1.1
    ChimeraX-Maestro: 1.8.2
    ChimeraX-Map: 1.1.4
    ChimeraX-MapData: 2.0
    ChimeraX-MapEraser: 1.0.1
    ChimeraX-MapFilter: 2.0.1
    ChimeraX-MapFit: 2.0
    ChimeraX-MapSeries: 2.1.1
    ChimeraX-Markers: 1.0.1
    ChimeraX-Mask: 1.0.2
    ChimeraX-MatchMaker: 2.0.12
    ChimeraX-MDcrds: 2.6
    ChimeraX-MedicalToolbar: 1.0.2
    ChimeraX-Meeting: 1.0.1
    ChimeraX-MLP: 1.1.1
    ChimeraX-mmCIF: 2.12
    ChimeraX-MMTF: 2.2
    ChimeraX-Modeller: 1.5.9
    ChimeraX-ModelPanel: 1.3.7
    ChimeraX-ModelSeries: 1.0.1
    ChimeraX-Mol2: 2.0
    ChimeraX-Mole: 1.0
    ChimeraX-Morph: 1.0.2
    ChimeraX-MouseModes: 1.2
    ChimeraX-Movie: 1.0
    ChimeraX-Neuron: 1.0
    ChimeraX-Nifti: 1.0
    ChimeraX-NRRD: 1.0
    ChimeraX-Nucleotides: 2.0.3
    ChimeraX-OpenCommand: 1.10.1
    ChimeraX-PDB: 2.7.2
    ChimeraX-PDBBio: 1.0
    ChimeraX-PDBLibrary: 1.0.2
    ChimeraX-PDBMatrices: 1.0
    ChimeraX-PickBlobs: 1.0.1
    ChimeraX-Positions: 1.0
    ChimeraX-PresetMgr: 1.1
    ChimeraX-PubChem: 2.1
    ChimeraX-ReadPbonds: 1.0.1
    ChimeraX-Registration: 1.1.1
    ChimeraX-RemoteControl: 1.0
    ChimeraX-RenderByAttr: 1.1
    ChimeraX-RenumberResidues: 1.1
    ChimeraX-ResidueFit: 1.0.1
    ChimeraX-RestServer: 1.1
    ChimeraX-RNALayout: 1.0
    ChimeraX-RotamerLibMgr: 3.0
    ChimeraX-RotamerLibsDunbrack: 2.0
    ChimeraX-RotamerLibsDynameomics: 2.0
    ChimeraX-RotamerLibsRichardson: 2.0
    ChimeraX-SaveCommand: 1.5.1
    ChimeraX-SchemeMgr: 1.0
    ChimeraX-SDF: 2.0.1
    ChimeraX-Segger: 1.0
    ChimeraX-Segment: 1.0.1
    ChimeraX-SelInspector: 1.0
    ChimeraX-SeqView: 2.8.3
    ChimeraX-Shape: 1.0.1
    ChimeraX-Shell: 1.0.1
    ChimeraX-Shortcuts: 1.1.1
    ChimeraX-ShowSequences: 1.0.1
    ChimeraX-SideView: 1.0.1
    ChimeraX-Smiles: 2.1
    ChimeraX-SmoothLines: 1.0
    ChimeraX-SpaceNavigator: 1.0
    ChimeraX-StdCommands: 1.10.3
    ChimeraX-STL: 1.0.1
    ChimeraX-Storm: 1.0
    ChimeraX-StructMeasure: 1.1.2
    ChimeraX-Struts: 1.0.1
    ChimeraX-Surface: 1.0.1
    ChimeraX-SwapAA: 2.0.1
    ChimeraX-SwapRes: 2.2.1
    ChimeraX-TapeMeasure: 1.0
    ChimeraX-Test: 1.0
    ChimeraX-Toolbar: 1.1.2
    ChimeraX-ToolshedUtils: 1.2.1
    ChimeraX-Topography: 1.0
    ChimeraX-Tug: 1.0.1
    ChimeraX-UI: 1.28.4
    ChimeraX-uniprot: 2.2.2
    ChimeraX-UnitCell: 1.0.1
    ChimeraX-ViewDockX: 1.2
    ChimeraX-VIPERdb: 1.0
    ChimeraX-Vive: 1.1
    ChimeraX-VolumeMenu: 1.0.1
    ChimeraX-VTK: 1.0
    ChimeraX-WavefrontOBJ: 1.0
    ChimeraX-WebCam: 1.0.2
    ChimeraX-WebServices: 1.1.1
    ChimeraX-Zone: 1.0.1
    colorama: 0.4.6
    comm: 0.1.3
    contourpy: 1.0.7
    cxservices: 1.2.2
    cycler: 0.11.0
    Cython: 0.29.33
    debugpy: 1.6.7
    decorator: 5.1.1
    distro: 1.7.0
    docutils: 0.19
    executing: 1.2.0
    filelock: 3.9.0
    fonttools: 4.39.3
    funcparserlib: 1.0.1
    geomdl: 5.3.1
    grako: 3.16.5
    h5py: 3.8.0
    html2text: 2020.1.16
    idna: 3.4
    ihm: 0.35
    imagecodecs: 2022.9.26
    imagesize: 1.4.1
    importlib-metadata: 6.6.0
    ipykernel: 6.21.1
    ipython: 8.10.0
    ipython-genutils: 0.2.0
    ipywidgets: 8.0.6
    jedi: 0.18.2
    Jinja2: 3.1.2
    jupyter-client: 8.0.2
    jupyter-core: 5.3.0
    jupyterlab-widgets: 3.0.7
    kiwisolver: 1.4.4
    line-profiler: 4.0.2
    lxml: 4.9.2
    lz4: 4.3.2
    MarkupSafe: 2.1.2
    matplotlib: 3.6.3
    matplotlib-inline: 0.1.6
    msgpack: 1.0.4
    nest-asyncio: 1.5.6
    netCDF4: 1.6.2
    networkx: 2.8.8
    nibabel: 5.0.1
    nptyping: 2.5.0
    numexpr: 2.8.4
    numpy: 1.23.5
    openvr: 1.23.701
    packaging: 23.1
    pandas: 2.2.3
    ParmEd: 3.4.3
    parso: 0.8.3
    pep517: 0.13.0
    pexpect: 4.8.0
    pickleshare: 0.7.5
    Pillow: 9.3.0
    pip: 23.0
    pkginfo: 1.9.6
    platformdirs: 3.5.0
    prompt-toolkit: 3.0.38
    psutil: 5.9.4
    ptyprocess: 0.7.0
    pure-eval: 0.2.2
    pyarrow: 18.1.0
    pycollada: 0.7.2
    pydicom: 2.3.0
    Pygments: 2.14.0
    pynrrd: 1.0.0
    PyOpenGL: 3.1.5
    PyOpenGL-accelerate: 3.1.5
    pyparsing: 3.0.9
    pyproject-hooks: 1.0.0
    PyQt6-commercial: 6.4.2
    PyQt6-Qt6: 6.4.3
    PyQt6-sip: 13.4.1
    PyQt6-WebEngine-commercial: 6.4.0
    PyQt6-WebEngine-Qt6: 6.4.3
    python-dateutil: 2.8.2
    pytz: 2023.3
    pyzmq: 25.0.2
    qtconsole: 5.4.0
    QtPy: 2.3.1
    RandomWords: 0.4.0
    requests: 2.28.2
    scipy: 1.9.3
    setuptools: 67.4.0
    sfftk-rw: 0.7.3
    six: 1.16.0
    snowballstemmer: 2.2.0
    sortedcontainers: 2.4.0
    soupsieve: 2.4.1
    sphinx: 6.1.3
    sphinx-autodoc-typehints: 1.22
    sphinxcontrib-applehelp: 1.0.4
    sphinxcontrib-blockdiag: 3.0.0
    sphinxcontrib-devhelp: 1.0.2
    sphinxcontrib-htmlhelp: 2.0.1
    sphinxcontrib-jsmath: 1.0.1
    sphinxcontrib-qthelp: 1.0.3
    sphinxcontrib-serializinghtml: 1.1.5
    stack-data: 0.6.2
    starfile: 0.5.11
    superqt: 0.7.1
    tables: 3.7.0
    tcia-utils: 1.2.0
    tifffile: 2022.10.10
    tinyarray: 1.2.4
    tomli: 2.0.1
    tornado: 6.3.1
    traitlets: 5.9.0
    typing-extensions: 4.5.0
    tzdata: 2023.3
    urllib3: 1.26.15
    wcwidth: 0.2.6
    webcolors: 1.12
    wheel: 0.38.4
    wheel-filename: 1.4.1
    widgetsnbextension: 4.0.7
    zipp: 3.15.0

[Tom Goddard]

Fixed.

User typed in bad number format in length, x, y, or thickness scalebar panel fields and that generated a traceback. Now it gives a user-friendly error message.

Also noticed that only integer length and thickness were allowed. Now it allows float values.