Opened 4 years ago
Closed 4 years ago
#5119 closed defect (can't reproduce)
Matchmaker: 'NoneType' object has no attribute 'setChecked'
Reported by: | Owned by: | pett | |
---|---|---|---|
Priority: | normal | Milestone: | |
Component: | Structure Comparison | Version: | |
Keywords: | Cc: | ||
Blocked By: | Blocking: | ||
Notify when closed: | Platform: | all | |
Project: | ChimeraX |
Description
The following bug report has been submitted: Platform: Windows-10-10.0.19042 ChimeraX Version: 1.3.dev202108260719 (2021-08-26 07:19:00 UTC) Description Restrict to selection checkbox in MatchMaker dialog. Log: Startup Messages --- note | available bundle cache has not been initialized yet UCSF ChimeraX version: 1.3.dev202108260719 (2021-08-26) © 2016-2021 Regents of the University of California. All rights reserved. How to cite UCSF ChimeraX > open > "C:/Users/jonathan.sheehan/Box/projects/vanderbilt/mbgd/mukhtar_macara_exocyst_complex/Yeast > PDB/5yfp.cif" 5yfp.cif title: Cryo-EM Structure of the Exocyst Complex [more info...] Chain information for 5yfp.cif #1 --- Chain | Description | UniProt A | Exocyst complex component SEC3 | SEC3_YEAST B | Exocyst complex component SEC5 | SEC5_YEAST C | Exocyst complex component SEC6 | SEC6_YEAST D | Exocyst complex component SEC8 | SEC8_YEAST E | Exocyst complex component SEC10 | SEC10_YEAST F | Exocyst complex component SEC15 | SEC15_YEAST G | Exocyst complex component EXO70 | EXO70_YEAST H | Exocyst complex component EXO84 | EXO84_YEAST > open > "C:/Users/jonathan.sheehan/Box/projects/vanderbilt/mbgd/mukhtar_macara_exocyst_complex/Human > Deepmind/Exoc1_Sec3/AF-Q9NV70-F1-model_v1.cif" Chain information for AF-Q9NV70-F1-model_v1.cif #2 --- Chain | Description | UniProt A | Exocyst complex component 1 | EXOC1_HUMAN > select clear [Repeated 1 time(s)] > view > ui tool show Matchmaker > matchmaker #2 to #1 Parameters --- Chain pairing | bb Alignment algorithm | Needleman-Wunsch Similarity matrix | BLOSUM-62 SS fraction | 0.3 Gap open (HH/SS/other) | 18/18/6 Gap extend | 1 SS matrix | | | H | S | O ---|---|---|--- H | 6 | -9 | -6 S | | 6 | -6 O | | | 4 Iteration cutoff | 2 Matchmaker 5yfp.cif, chain C (#1) with AF-Q9NV70-F1-model_v1.cif, chain A (#2), sequence alignment score = 460.9 RMSD between 22 pruned atom pairs is 1.013 angstroms; (across all 629 pairs: 55.920) > view > open > "C:/Users/jonathan.sheehan/Box/projects/vanderbilt/mbgd/mukhtar_macara_exocyst_complex/Human > Deepmind/Exoc2_Sec5/AF-Q96KP1-F1-model_v1.cif" Chain information for AF-Q96KP1-F1-model_v1.cif #3 --- Chain | Description | UniProt A | Exocyst complex component 2 | EXOC2_HUMAN > ui tool show Matchmaker > matchmaker #3 to #1 Parameters --- Chain pairing | bb Alignment algorithm | Needleman-Wunsch Similarity matrix | BLOSUM-62 SS fraction | 0.3 Gap open (HH/SS/other) | 18/18/6 Gap extend | 1 SS matrix | | | H | S | O ---|---|---|--- H | 6 | -9 | -6 S | | 6 | -6 O | | | 4 Iteration cutoff | 2 Matchmaker 5yfp.cif, chain B (#1) with AF-Q96KP1-F1-model_v1.cif, chain A (#3), sequence alignment score = 787.6 RMSD between 25 pruned atom pairs is 1.406 angstroms; (across all 769 pairs: 22.221) > hide #!1 models > show #!1 models > open > "C:/Users/jonathan.sheehan/Box/projects/vanderbilt/mbgd/mukhtar_macara_exocyst_complex/Human > Deepmind/Exoc3_Sec6/AF-O60645-F1-model_v1.cif" Chain information for AF-O60645-F1-model_v1.cif #4 --- Chain | Description | UniProt A | Exocyst complex component 3 | EXOC3_HUMAN > ui tool show Matchmaker > matchmaker #4 to #1 Parameters --- Chain pairing | bb Alignment algorithm | Needleman-Wunsch Similarity matrix | BLOSUM-62 SS fraction | 0.3 Gap open (HH/SS/other) | 18/18/6 Gap extend | 1 SS matrix | | | H | S | O ---|---|---|--- H | 6 | -9 | -6 S | | 6 | -6 O | | | 4 Iteration cutoff | 2 Matchmaker 5yfp.cif, chain C (#1) with AF-O60645-F1-model_v1.cif, chain A (#4), sequence alignment score = 750.4 RMSD between 66 pruned atom pairs is 1.247 angstroms; (across all 692 pairs: 19.833) > save > C:/Users/jonathan.sheehan/Box/projects/vanderbilt/mbgd/mukhtar_macara_exocyst_complex/test/overlaid_first_3.cxs > close session > open > "C:/Users/jonathan.sheehan/Box/projects/vanderbilt/mbgd/mukhtar_macara_exocyst_complex/Yeast > PDB/5yfp.cif" 5yfp.cif title: Cryo-EM Structure of the Exocyst Complex [more info...] Chain information for 5yfp.cif #1 --- Chain | Description | UniProt A | Exocyst complex component SEC3 | SEC3_YEAST B | Exocyst complex component SEC5 | SEC5_YEAST C | Exocyst complex component SEC6 | SEC6_YEAST D | Exocyst complex component SEC8 | SEC8_YEAST E | Exocyst complex component SEC10 | SEC10_YEAST F | Exocyst complex component SEC15 | SEC15_YEAST G | Exocyst complex component EXO70 | EXO70_YEAST H | Exocyst complex component EXO84 | EXO84_YEAST > log metadata #1 Metadata for 5yfp.cif #1 --- Title | Cryo-EM Structure of the Exocyst Complex Citation | Mei, K., Li, Y., Wang, S., Shao, G., Wang, J., Ding, Y., Luo, G., Yue, P., Liu, J.J., Wang, X., Dong, M.Q., Wang, H.W., Guo, W. (2018). Cryo-EM structure of the exocyst complex. Nat. Struct. Mol. Biol., 25, 139-146. PMID: 29335562. DOI: 10.1038/s41594-017-0016-2 Source (natural) | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (baker's yeast) Experimental method | Electron microscopy Resolution | 4.40Å > open > "C:/Users/jonathan.sheehan/Box/projects/vanderbilt/mbgd/mukhtar_macara_exocyst_complex/Human > Deepmind/Exoc1_Sec3/AF-Q9NV70-F1-model_v1.cif" Chain information for AF-Q9NV70-F1-model_v1.cif #2 --- Chain | Description | UniProt A | Exocyst complex component 1 | EXOC1_HUMAN > ui tool show Matchmaker > matchmaker #2 to #1 cutoffDistance 5.0 showAlignment true Parameters --- Chain pairing | bb Alignment algorithm | Needleman-Wunsch Similarity matrix | BLOSUM-62 SS fraction | 0.3 Gap open (HH/SS/other) | 18/18/6 Gap extend | 1 SS matrix | | | H | S | O ---|---|---|--- H | 6 | -9 | -6 S | | 6 | -6 O | | | 4 Iteration cutoff | 5 Matchmaker 5yfp.cif, chain C (#1) with AF-Q9NV70-F1-model_v1.cif, chain A (#2), sequence alignment score = 460.9 Alignment identifier is 1 Showing conservation header ("seq_conservation" residue attribute) for alignment 1 Hiding conservation header for alignment 1 Chains used in RMSD evaluation for alignment 1: 5yfp.cif #1/C, AF-Q9NV70-F1-model_v1.cif #2/A Showing rmsd header ("seq_rmsd" residue attribute) for alignment 1 RMSD between 40 pruned atom pairs is 2.865 angstroms; (across all 629 pairs: 57.417) > view > select clear > select 40253 atoms, 40483 bonds, 25 pseudobonds, 6876 residues, 3 models selected > style sel sphere Changed 40253 atom styles > style sel sphere Changed 40253 atom styles > show sel cartoons > hide (#2#!1 & sel) target a > select clear > select #1 33096 atoms, 33209 bonds, 25 pseudobonds, 5982 residues, 2 models selected > color (#!1 & sel) red > select clear > open > "C:/Users/jonathan.sheehan/Box/projects/vanderbilt/mbgd/mukhtar_macara_exocyst_complex/Human > Deepmind/Exoc2_Sec5/AF-Q96KP1-F1-model_v1.cif" Chain information for AF-Q96KP1-F1-model_v1.cif #3 --- Chain | Description | UniProt A | Exocyst complex component 2 | EXOC2_HUMAN > ui tool show Matchmaker > matchmaker #3 to #1 cutoffDistance 5.0 showAlignment true Parameters --- Chain pairing | bb Alignment algorithm | Needleman-Wunsch Similarity matrix | BLOSUM-62 SS fraction | 0.3 Gap open (HH/SS/other) | 18/18/6 Gap extend | 1 SS matrix | | | H | S | O ---|---|---|--- H | 6 | -9 | -6 S | | 6 | -6 O | | | 4 Iteration cutoff | 5 Matchmaker 5yfp.cif, chain B (#1) with AF-Q96KP1-F1-model_v1.cif, chain A (#3), sequence alignment score = 787.6 Alignment identifier is 2 Showing conservation header ("seq_conservation" residue attribute) for alignment 2 Hiding conservation header for alignment 2 Chains used in RMSD evaluation for alignment 2: 5yfp.cif #1/B, AF-Q96KP1-F1-model_v1.cif #3/A Showing rmsd header ("seq_rmsd" residue attribute) for alignment 2 RMSD between 157 pruned atom pairs is 3.511 angstroms; (across all 769 pairs: 21.970) > ui tool show Matchmaker [Repeated 1 time(s)] > open > "C:/Users/jonathan.sheehan/Box/projects/vanderbilt/mbgd/mukhtar_macara_exocyst_complex/Human > Deepmind/Exoc3_Sec6/AF-O60645-F1-model_v1.cif" Chain information for AF-O60645-F1-model_v1.cif #4 --- Chain | Description | UniProt A | Exocyst complex component 3 | EXOC3_HUMAN > matchmaker #4 to #1 cutoffDistance 5.0 showAlignment true Parameters --- Chain pairing | bb Alignment algorithm | Needleman-Wunsch Similarity matrix | BLOSUM-62 SS fraction | 0.3 Gap open (HH/SS/other) | 18/18/6 Gap extend | 1 SS matrix | | | H | S | O ---|---|---|--- H | 6 | -9 | -6 S | | 6 | -6 O | | | 4 Iteration cutoff | 5 Matchmaker 5yfp.cif, chain C (#1) with AF-O60645-F1-model_v1.cif, chain A (#4), sequence alignment score = 750.4 Alignment identifier is 3 Showing conservation header ("seq_conservation" residue attribute) for alignment 3 Hiding conservation header for alignment 3 Chains used in RMSD evaluation for alignment 3: 5yfp.cif #1/C, AF-O60645-F1-model_v1.cif #4/A Showing rmsd header ("seq_rmsd" residue attribute) for alignment 3 RMSD between 232 pruned atom pairs is 3.087 angstroms; (across all 692 pairs: 18.179) > select /A:611-1332 9179 atoms, 9277 bonds, 4 pseudobonds, 1405 residues, 5 models selected > hide #2 models > hide #3 models > hide #4 models > show #3 models > show #4 models > show #2 models > select clear > ui tool show Matchmaker Traceback (most recent call last): File "C:\Program Files\ChimeraX 1.3.dev202108260719\bin\lib\site- packages\chimerax\core\triggerset.py", line 134, in invoke return self._func(self._name, data) File "C:\Program Files\ChimeraX 1.3.dev202108260719\bin\lib\site- packages\chimerax\ui\options\options.py", line 50, in <lambda> data[0] == pself.attr_name and setattr(pself, "value", pself.get_attribute())) File "C:\Program Files\ChimeraX 1.3.dev202108260719\bin\lib\site- packages\chimerax\ui\options\options.py", line 339, in set_value self.__button_group.button(self.values.index(value)).setChecked(True) AttributeError: 'NoneType' object has no attribute 'setChecked' Error processing trigger "setting changed": AttributeError: 'NoneType' object has no attribute 'setChecked' File "C:\Program Files\ChimeraX 1.3.dev202108260719\bin\lib\site- packages\chimerax\ui\options\options.py", line 339, in set_value self.__button_group.button(self.values.index(value)).setChecked(True) See log for complete Python traceback. Traceback (most recent call last): File "C:\Program Files\ChimeraX 1.3.dev202108260719\bin\lib\site- packages\chimerax\core\triggerset.py", line 134, in invoke return self._func(self._name, data) File "C:\Program Files\ChimeraX 1.3.dev202108260719\bin\lib\site- packages\chimerax\ui\options\options.py", line 50, in <lambda> data[0] == pself.attr_name and setattr(pself, "value", pself.get_attribute())) File "C:\Program Files\ChimeraX 1.3.dev202108260719\bin\lib\site- packages\chimerax\ui\options\options.py", line 339, in set_value self.__button_group.button(self.values.index(value)).setChecked(True) AttributeError: 'NoneType' object has no attribute 'setChecked' Error processing trigger "setting changed": AttributeError: 'NoneType' object has no attribute 'setChecked' File "C:\Program Files\ChimeraX 1.3.dev202108260719\bin\lib\site- packages\chimerax\ui\options\options.py", line 339, in set_value self.__button_group.button(self.values.index(value)).setChecked(True) See log for complete Python traceback. OpenGL version: 3.3.0 - Build 24.20.100.6286 OpenGL renderer: Intel(R) UHD Graphics 620 OpenGL vendor: Intel Manufacturer: Dell Inc. Model: Latitude 7490 OS: Microsoft Windows 10 Enterprise (Build 19042) Memory: 34,233,217,024 MaxProcessMemory: 137,438,953,344 CPU: 8 Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz OSLanguage: en-US Locale: ('en_US', 'cp1252') PyQt5 5.15.2, Qt 5.15.2 Installed Packages: alabaster: 0.7.12 appdirs: 1.4.4 Babel: 2.9.1 backcall: 0.2.0 blockdiag: 2.0.1 certifi: 2021.5.30 cftime: 1.5.0 chardet: 4.0.0 ChimeraX-AddCharge: 1.1.4 ChimeraX-AddH: 2.1.10 ChimeraX-AlignmentAlgorithms: 2.0 ChimeraX-AlignmentHdrs: 3.2 ChimeraX-AlignmentMatrices: 2.0 ChimeraX-Alignments: 2.2.2 ChimeraX-AlphaFold: 1.0 ChimeraX-AltlocExplorer: 1.0.1 ChimeraX-AmberInfo: 1.0 ChimeraX-Arrays: 1.0 ChimeraX-Atomic: 1.29 ChimeraX-AtomicLibrary: 4.1.3 ChimeraX-AtomSearch: 2.0 ChimeraX-AtomSearchLibrary: 1.0 ChimeraX-AxesPlanes: 2.0 ChimeraX-BasicActions: 1.1 ChimeraX-BILD: 1.0 ChimeraX-BlastProtein: 2.0 ChimeraX-BondRot: 2.0 ChimeraX-BugReporter: 1.0 ChimeraX-BuildStructure: 2.5.3 ChimeraX-Bumps: 1.0 ChimeraX-BundleBuilder: 1.1 ChimeraX-ButtonPanel: 1.0 ChimeraX-CageBuilder: 1.0 ChimeraX-CellPack: 1.0 ChimeraX-Centroids: 1.1 ChimeraX-ChemGroup: 2.0 ChimeraX-Clashes: 2.1 ChimeraX-ColorActions: 1.0 ChimeraX-ColorGlobe: 1.0 ChimeraX-ColorKey: 1.4 ChimeraX-CommandLine: 1.1.5 ChimeraX-ConnectStructure: 2.0 ChimeraX-Contacts: 1.0 ChimeraX-Core: 1.3.dev202108260719 ChimeraX-CoreFormats: 1.1 ChimeraX-coulombic: 1.3 ChimeraX-Crosslinks: 1.0 ChimeraX-Crystal: 1.0 ChimeraX-CrystalContacts: 1.0 ChimeraX-DataFormats: 1.2.1 ChimeraX-Dicom: 1.0 ChimeraX-DistMonitor: 1.1.4 ChimeraX-DistUI: 1.0 ChimeraX-Dssp: 2.0 ChimeraX-EMDB-SFF: 1.0 ChimeraX-ExperimentalCommands: 1.0 ChimeraX-FileHistory: 1.0 ChimeraX-FunctionKey: 1.0 ChimeraX-Geometry: 1.1 ChimeraX-gltf: 1.0 ChimeraX-Graphics: 1.1 ChimeraX-Hbonds: 2.1.1 ChimeraX-Help: 1.2 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 ChimeraX-Label: 1.1 ChimeraX-ListInfo: 1.1.1 ChimeraX-Log: 1.1.4 ChimeraX-LookingGlass: 1.1 ChimeraX-Maestro: 1.8.1 ChimeraX-Map: 1.1 ChimeraX-MapData: 2.0 ChimeraX-MapEraser: 1.0 ChimeraX-MapFilter: 2.0 ChimeraX-MapFit: 2.0 ChimeraX-MapSeries: 2.1 ChimeraX-Markers: 1.0 ChimeraX-Mask: 1.0 ChimeraX-MatchMaker: 2.0 ChimeraX-MDcrds: 2.5 ChimeraX-MedicalToolbar: 1.0.1 ChimeraX-Meeting: 1.0 ChimeraX-MLP: 1.1 ChimeraX-mmCIF: 2.4 ChimeraX-MMTF: 2.1 ChimeraX-Modeller: 1.1 ChimeraX-ModelPanel: 1.1 ChimeraX-ModelSeries: 1.0 ChimeraX-Mol2: 2.0 ChimeraX-Morph: 1.0 ChimeraX-MouseModes: 1.1 ChimeraX-Movie: 1.0 ChimeraX-Neuron: 1.0 ChimeraX-Nucleotides: 2.0.2 ChimeraX-OpenCommand: 1.7 ChimeraX-PDB: 2.6 ChimeraX-PDBBio: 1.0 ChimeraX-PDBLibrary: 1.0.1 ChimeraX-PDBMatrices: 1.0 ChimeraX-PickBlobs: 1.0 ChimeraX-Positions: 1.0 ChimeraX-PresetMgr: 1.0.1 ChimeraX-PubChem: 2.1 ChimeraX-ReadPbonds: 1.0 ChimeraX-Registration: 1.1 ChimeraX-RemoteControl: 1.0 ChimeraX-ResidueFit: 1.0 ChimeraX-RestServer: 1.1 ChimeraX-RNALayout: 1.0 ChimeraX-RotamerLibMgr: 2.0 ChimeraX-RotamerLibsDunbrack: 2.0 ChimeraX-RotamerLibsDynameomics: 2.0 ChimeraX-RotamerLibsRichardson: 2.0 ChimeraX-SaveCommand: 1.5 ChimeraX-SchemeMgr: 1.0 ChimeraX-SDF: 2.0 ChimeraX-Segger: 1.0 ChimeraX-Segment: 1.0 ChimeraX-SelInspector: 1.0 ChimeraX-SeqView: 2.4.2 ChimeraX-Shape: 1.0.1 ChimeraX-Shell: 1.0 ChimeraX-Shortcuts: 1.1 ChimeraX-ShowAttr: 1.0 ChimeraX-ShowSequences: 1.0 ChimeraX-SideView: 1.0 ChimeraX-Smiles: 2.1 ChimeraX-SmoothLines: 1.0 ChimeraX-SpaceNavigator: 1.0 ChimeraX-StdCommands: 1.6 ChimeraX-STL: 1.0 ChimeraX-Storm: 1.0 ChimeraX-Struts: 1.0 ChimeraX-Surface: 1.0 ChimeraX-SwapAA: 2.0 ChimeraX-SwapRes: 2.1 ChimeraX-TapeMeasure: 1.0 ChimeraX-Test: 1.0 ChimeraX-Toolbar: 1.1 ChimeraX-ToolshedUtils: 1.2 ChimeraX-Tug: 1.0 ChimeraX-UI: 1.11.1 ChimeraX-uniprot: 2.2 ChimeraX-UnitCell: 1.0 ChimeraX-ViewDockX: 1.0.1 ChimeraX-VIPERdb: 1.0 ChimeraX-Vive: 1.1 ChimeraX-VolumeMenu: 1.0 ChimeraX-VTK: 1.0 ChimeraX-WavefrontOBJ: 1.0 ChimeraX-WebCam: 1.0 ChimeraX-WebServices: 1.0 ChimeraX-Zone: 1.0 colorama: 0.4.4 comtypes: 1.1.10 cxservices: 1.0.1 cycler: 0.10.0 Cython: 0.29.23 decorator: 5.0.9 distlib: 0.3.1 docutils: 0.17.1 filelock: 3.0.12 funcparserlib: 0.3.6 grako: 3.16.5 h5py: 3.4.0 html2text: 2020.1.16 idna: 2.10 ihm: 0.20 imagecodecs: 2021.4.28 imagesize: 1.2.0 ipykernel: 5.5.5 ipython: 7.23.1 ipython-genutils: 0.2.0 jedi: 0.18.0 Jinja2: 2.11.3 jupyter-client: 6.1.12 jupyter-core: 4.7.1 kiwisolver: 1.3.1 lxml: 4.6.3 lz4: 3.1.3 MarkupSafe: 1.1.1 matplotlib: 3.4.2 matplotlib-inline: 0.1.2 msgpack: 1.0.2 netCDF4: 1.5.6 networkx: 2.6.2 numexpr: 2.7.3 numpy: 1.21.0 numpydoc: 1.1.0 openvr: 1.16.801 packaging: 21.0 ParmEd: 3.2.0 parso: 0.8.2 pickleshare: 0.7.5 Pillow: 8.2.0 pip: 21.1.1 pkginfo: 1.7.0 prompt-toolkit: 3.0.20 psutil: 5.8.0 pycollada: 0.7.1 pydicom: 2.1.2 Pygments: 2.9.0 PyOpenGL: 3.1.5 PyOpenGL-accelerate: 3.1.5 pyparsing: 2.4.7 PyQt5-commercial: 5.15.2 PyQt5-sip: 12.8.1 PyQtWebEngine-commercial: 5.15.2 python-dateutil: 2.8.1 pytz: 2021.1 pywin32: 228 pyzmq: 22.2.1 qtconsole: 5.1.0 QtPy: 1.10.0 RandomWords: 0.3.0 requests: 2.25.1 scipy: 1.6.3 setuptools: 57.0.0 sfftk-rw: 0.7.1 six: 1.16.0 snowballstemmer: 2.1.0 sortedcontainers: 2.4.0 Sphinx: 4.0.1 sphinxcontrib-applehelp: 1.0.2 sphinxcontrib-blockdiag: 2.0.0 sphinxcontrib-devhelp: 1.0.2 sphinxcontrib-htmlhelp: 2.0.0 sphinxcontrib-jsmath: 1.0.1 sphinxcontrib-qthelp: 1.0.3 sphinxcontrib-serializinghtml: 1.1.5 suds-jurko: 0.6 tables: 3.6.1 tifffile: 2021.4.8 tinyarray: 1.2.3 tornado: 6.1 traitlets: 5.0.5 urllib3: 1.26.6 wcwidth: 0.2.5 webcolors: 1.11.1 wheel: 0.36.2 wheel-filename: 1.3.0 WMI: 1.5.1
Change History (3)
comment:2 by , 4 years ago
Component: | Unassigned → Structure Comparison |
---|---|
Owner: | set to |
Platform: | → all |
Project: | → ChimeraX |
Status: | new → accepted |
Summary: | ChimeraX bug report submission → Matchmaker: 'NoneType' object has no attribute 'setChecked' |
comment:3 by , 4 years ago
Resolution: | → can't reproduce |
---|---|
Status: | accepted → closed |
Hi Jonathan,
Thanks for reporting this problem. I have tried various things and have been unable to reproduce it. Given that it seems otherwise harmless, I guess I will close this ticket. Please feel free to report it if it happens again though.
--Eric
Eric Pettersen
UCSF Computer Graphics Lab
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