surface transform command: AttributeError: 'NoneType' object has no attribute 'copy'

[goddard@…]

The following bug report has been submitted:
Platform:        macOS-13.2.1-x86_64-i386-64bit
ChimeraX Version: 1.6.dev202303272159 (2023-03-27 21:59:56 UTC)
Description
Trying to scale a gltf model.

Log:
Could not find tool "Tabbed Toolbar"  
UCSF ChimeraX version: 1.6.dev202303272159 (2023-03-27)  
© 2016-2023 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open /Users/goddard/ucsf/people/schmid/VR_Oculus/BL_inf_Q7.glb

Opened glTF file containing 1 scenes, 3 nodes, 1 meshes  

> info bounds

Scene bounds -3e+04,-2.16e+04,-2e+04 to 3e+04,1.83e+04,2e+04  

> save /Users/goddard/ucsf/people/schmid/VR_Oculus/BL_inf_Q7_size1.glb size 1

> usage surface

surface [atoms] [enclose an atoms specifier] [include an atoms specifier]
[probeRadius a number] [gridSpacing a number] [resolution a number] [level a
number] [color a color] [transparency a number] [visiblePatches an integer]
[sharpBoundaries true or false] [nthread an integer] [replace true or false]
[update true or false]  
— create molecular surface  
Subcommands are:

  * surface cap
  * surface check
  * surface close
  * surface dust
  * surface hidePatches
  * surface invertShown
  * surface showall
  * surface showPatches
  * surface smooth
  * surface splitbycolor
  * surface squaremesh
  * surface style
  * surface transform
  * surface undust
  * surface unzone
  * surface zone

  

> usage surface transform

surface transform surfaces [scale a number] [rotate a number] [axis an axis
vector] [center center point] [move an axis vector] [coordinateSystem a
coordinate-system]  
— scale, rotate or move surface  

> surface transform #1 scale 1e-5

Traceback (most recent call last):  
File
"/Users/goddard/ucsf/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-
packages/chimerax/cmd_line/tool.py", line 319, in execute  
cmd.run(cmd_text)  
File
"/Users/goddard/ucsf/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-
packages/chimerax/core/commands/cli.py", line 2897, in run  
result = ci.function(session, **kw_args)  
File
"/Users/goddard/ucsf/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-
packages/chimerax/surface/sop.py", line 424, in surface_transform  
surf.set_geometry(stf.transform_points(surf.vertices),  
File
"/Users/goddard/ucsf/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-
packages/chimerax/geometry/place.py", line 139, in transform_points  
cxyz = xyz.copy()  
AttributeError: 'NoneType' object has no attribute 'copy'  
  
AttributeError: 'NoneType' object has no attribute 'copy'  
  
File
"/Users/goddard/ucsf/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-
packages/chimerax/geometry/place.py", line 139, in transform_points  
cxyz = xyz.copy()  
  
See log for complete Python traceback.  
  




OpenGL version: 4.1 ATI-4.9.51
OpenGL renderer: AMD Radeon Pro 580 OpenGL Engine
OpenGL vendor: ATI Technologies Inc.

Python: 3.9.11
Locale: UTF-8
Qt version: PyQt6 6.4.0, Qt 6.4.0
Qt runtime version: 6.4.1
Qt platform: cocoa
Hardware:

    Hardware Overview:

      Model Name: iMac
      Model Identifier: iMac18,3
      Processor Name: Quad-Core Intel Core i7
      Processor Speed: 4.2 GHz
      Number of Processors: 1
      Total Number of Cores: 4
      L2 Cache (per Core): 256 KB
      L3 Cache: 8 MB
      Hyper-Threading Technology: Enabled
      Memory: 32 GB
      System Firmware Version: 499.40.2.0.0
      OS Loader Version: 564.40.4~66
      SMC Version (system): 2.41f2

Software:

    System Software Overview:

      System Version: macOS 13.2.1 (22D68)
      Kernel Version: Darwin 22.3.0
      Time since boot: 28 days, 5 hours, 21 minutes

Graphics/Displays:

    Radeon Pro 580:

      Chipset Model: Radeon Pro 580
      Type: GPU
      Bus: PCIe
      PCIe Lane Width: x16
      VRAM (Total): 8 GB
      Vendor: AMD (0x1002)
      Device ID: 0x67df
      Revision ID: 0x00c0
      ROM Revision: 113-D000AA-931
      VBIOS Version: 113-D0001A1X-025
      EFI Driver Version: 01.00.931
      Metal Support: Metal 2
      Displays:
        iMac:
          Display Type: Built-In Retina LCD
          Resolution: Retina 5K (5120 x 2880)
          Framebuffer Depth: 30-Bit Color (ARGB2101010)
          Main Display: Yes
          Mirror: Off
          Online: Yes
          Automatically Adjust Brightness: Yes
          Connection Type: Internal


Installed Packages:
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    appdirs: 1.4.4
    appnope: 0.1.3
    asttokens: 2.2.1
    Babel: 2.11.0
    backcall: 0.2.0
    blockdiag: 3.0.0
    build: 0.8.0
    certifi: 2021.10.8
    cftime: 1.6.2
    charset-normalizer: 2.1.1
    ChimeraX-AddCharge: 1.5.8
    ChimeraX-AddH: 2.2.3
    ChimeraX-AlignmentAlgorithms: 2.0
    ChimeraX-AlignmentHdrs: 3.3.1
    ChimeraX-AlignmentMatrices: 2.1
    ChimeraX-Alignments: 2.8
    ChimeraX-AlphaFold: 1.0
    ChimeraX-AltlocExplorer: 1.0.3
    ChimeraX-AmberInfo: 1.0
    ChimeraX-Arrays: 1.1
    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: 2.7.2
    ChimeraX-Bumps: 1.0
    ChimeraX-BundleBuilder: 1.2
    ChimeraX-ButtonPanel: 1.0.1
    ChimeraX-CageBuilder: 1.0.1
    ChimeraX-CellPack: 1.0
    ChimeraX-Centroids: 1.3.1
    ChimeraX-ChangeChains: 1.0.2
    ChimeraX-CheckWaters: 1.3.1
    ChimeraX-ChemGroup: 2.0
    ChimeraX-Clashes: 2.2.4
    ChimeraX-Clipper: 0.20.0
    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.dev202303272159
    ChimeraX-CoreFormats: 1.1
    ChimeraX-coulombic: 1.4.1
    ChimeraX-Crosslinks: 1.0
    ChimeraX-Crystal: 1.0
    ChimeraX-CrystalContacts: 1.0.1
    ChimeraX-DataFormats: 1.2.3
    ChimeraX-Dicom: 1.1
    ChimeraX-DistMonitor: 1.3.1
    ChimeraX-DockPrep: 1.1
    ChimeraX-Dssp: 2.0
    ChimeraX-EMDB-SFF: 1.0
    ChimeraX-ESMFold: 1.0
    ChimeraX-ExperimentalCommands: 1.0
    ChimeraX-FileHistory: 1.0.1
    ChimeraX-FunctionKey: 1.0.1
    ChimeraX-Geometry: 1.2
    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-ISOLDE: 1.6.dev0
    ChimeraX-ItemsInspection: 1.0.1
    ChimeraX-Label: 1.1.7
    ChimeraX-ListInfo: 1.1.1
    ChimeraX-Log: 1.1.5
    ChimeraX-LookingGlass: 1.1
    ChimeraX-Maestro: 1.8.2
    ChimeraX-Map: 1.1.3
    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: 1.0.1
    ChimeraX-MatchMaker: 2.0.11
    ChimeraX-MDcrds: 2.6
    ChimeraX-MedicalToolbar: 1.0.2
    ChimeraX-Meeting: 1.0.1
    ChimeraX-MLP: 1.1.1
    ChimeraX-mmCIF: 2.10
    ChimeraX-MMTF: 2.2
    ChimeraX-Modeller: 1.5.8
    ChimeraX-ModelPanel: 1.3.6
    ChimeraX-ModelSeries: 1.0.1
    ChimeraX-Mol2: 2.0
    ChimeraX-Mole: 1.0
    ChimeraX-Morph: 1.0.1
    ChimeraX-MouseModes: 1.2
    ChimeraX-Movie: 1.0
    ChimeraX-Neuron: 1.0
    ChimeraX-Nucleotides: 2.0.3
    ChimeraX-OpenCommand: 1.9.3
    ChimeraX-PDB: 2.6.11
    ChimeraX-PDBBio: 1.0
    ChimeraX-PDBLibrary: 1.0.2
    ChimeraX-PDBMatrices: 1.0
    ChimeraX-PhenixUI: 1.1.7
    ChimeraX-PickBlobs: 1.0.1
    ChimeraX-Positions: 1.0
    ChimeraX-PresetMgr: 1.1
    ChimeraX-PubChem: 2.1
    ChimeraX-QScore: 1.0
    ChimeraX-ReadPbonds: 1.0.1
    ChimeraX-Registration: 1.1.1
    ChimeraX-RemoteControl: 1.0
    ChimeraX-RenderByAttr: 1.0
    ChimeraX-RenumberResidues: 1.1
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    ChimeraX-RestServer: 1.1
    ChimeraX-RMF: 0.12
    ChimeraX-RNALayout: 1.0
    ChimeraX-RotamerLibMgr: 3.0
    ChimeraX-RotamerLibsDunbrack: 2.0
    ChimeraX-RotamerLibsDynameomics: 2.0
    ChimeraX-RotamerLibsRichardson: 2.0
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    ChimeraX-SchemeMgr: 1.0
    ChimeraX-SDF: 2.0.1
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    ChimeraX-Segment: 1.0
    ChimeraX-SelInspector: 1.0
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    ChimeraX-Shape: 1.0.1
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    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: 1.10.2
    ChimeraX-STL: 1.0.1
    ChimeraX-Storm: 1.0
    ChimeraX-StructMeasure: 1.1.1
    ChimeraX-Struts: 1.0.1
    ChimeraX-Surface: 1.0.1
    ChimeraX-SwapAA: 2.0.1
    ChimeraX-SwapRes: 2.2
    ChimeraX-TapeMeasure: 1.0
    ChimeraX-Test: 1.0
    ChimeraX-Toolbar: 1.1.2
    ChimeraX-ToolshedUtils: 1.2.1
    ChimeraX-Topography: 1.0
    ChimeraX-ToQuest: 1.0
    ChimeraX-Tug: 1.0.1
    ChimeraX-TugLigands: 1.1
    ChimeraX-UI: 1.28.4
    ChimeraX-uniprot: 2.2.1
    ChimeraX-UnitCell: 1.0.1
    ChimeraX-ViewDockX: 1.1.6
    ChimeraX-VIPERdb: 1.0
    ChimeraX-Vive: 1.1
    ChimeraX-VolumeMenu: 1.0.1
    ChimeraX-VTK: 1.0
    ChimeraX-WavefrontOBJ: 1.0
    ChimeraX-WebCam: 1.0.1
    ChimeraX-WebServices: 1.1.1
    ChimeraX-Zone: 1.0.1
    colorama: 0.4.5
    comm: 0.1.2
    contourpy: 1.0.6
    cxservices: 1.2
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    entrypoints: 0.4
    executing: 1.2.0
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    idna: 3.4
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    wcwidth: 0.2.5
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    wheel: 0.37.1
    wheel-filename: 1.4.1
    zipp: 3.11.0

[Tom Goddard]

Fixed.

Was scaling empty surface models that had vertices = None.

[Tom Goddard]

Fixed in 1.6.