OpenMM: 'coords' is None

[chimerax-bug-report@…]

The following bug report has been submitted:
Platform:        Darwin-18.7.0-x86_64-i386-64bit
ChimeraX Version: 0.9 (2019-06-06)
Description
(Describe the actions that caused this problem to occur here)

Log:
Startup Messages  
---  
warning | 'clip' is a prefix of an existing command 'clipper'  
  
UCSF ChimeraX version: 0.9 (2019-06-06)  
© 2016-2019 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open /Users/navid/Models/LPAR-Gi-Lysophosphatidic-Acid/LPAR-Gi-DM-CFM-
SS.ccp4

Opened LPAR-Gi-DM-CFM-SS.ccp4, grid size 178,172,232, pixel 0.532,0.532,0.532,
shown at level 4.53, step 1, values float32  

> open /Users/navid/Downloads/LPAR-Aligned.pdb

Summary of feedback from opening /Users/navid/Downloads/LPAR-Aligned.pdb  
---  
warnings | Ignored bad PDB record found on line 85  
ALLOWED : 5.33 %  
  
Ignored bad PDB record found on line 86  
CIS-PROLINE : 0.0  
  
Ignored bad PDB record found on line 87  
CIS-GENERAL : 0.0  
  
Ignored bad PDB record found on line 88  
FAVORED : 94.67 %  
  
Ignored bad PDB record found on line 89  
OUTLIERS : 0.00 %  
  
16 messages similar to the above omitted  
  
Chain information for LPAR-Aligned.pdb #2  
---  
Chain | Description  
A | No description available  
B | No description available  
G | No description available  
R | No description available  
  

> set bgColor black

> set bgColor white

> lighting full

> style selAtoms stick

Changed 7191 atom styles  

> style selAtoms ball

Changed 7191 atom styles  

> select #2

7191 atoms, 7332 bonds, 4 pseudobonds, 1 model selected  

> style selAtoms stick

Changed 7191 atom styles  

> style selAtoms ball

Changed 7191 atom styles  

> toolshed show ISOLDE

> set selectionWidth 4

Chain information for LPAR-Aligned.pdb  
---  
Chain | Description  
2.3/A | No description available  
2.3/B | No description available  
2.3/G | No description available  
2.3/R | No description available  
  
Done loading forcefield  
Bad residue number: match  
Adding hydrogens  
Summary of feedback from adding hydrogens to LPAR-Aligned.pdb #2.3  
---  
warnings | Not adding hydrogens to /R ARG 79 CB because it is missing heavy-
atom bond partners  
Not adding hydrogens to /R ARG 162 CB because it is missing heavy-atom bond
partners  
Not adding hydrogens to /A ILE 56 CB because it is missing heavy-atom bond
partners  
Not adding hydrogens to /A HIS 57 CB because it is missing heavy-atom bond
partners  
notes | No usable SEQRES records for LPAR-Aligned.pdb (#2.3) chain A; guessing
termini instead  
No usable SEQRES records for LPAR-Aligned.pdb (#2.3) chain B; guessing termini
instead  
No usable SEQRES records for LPAR-Aligned.pdb (#2.3) chain G; guessing termini
instead  
No usable SEQRES records for LPAR-Aligned.pdb (#2.3) chain R; guessing termini
instead  
Chain-initial residues that are actual N termini: /A SER 6, /B LEU 4, /G SER
8, /R PRO 22  
Chain-initial residues that are not actual N termini: /A THR 182, /A GLU 239,
/B VAL 133, /R ASN 249  
Chain-final residues that are actual C termini: /A PHE 354, /B ASN 340  
Chain-final residues that are not actual C termini: /A HIS 57, /A LEU 234, /B
THR 128, /G LYS 64, /R ILE 325, /R GLY 245  
759 hydrogen bonds  
Adding 'H' to /A THR 182  
Adding 'H' to /A GLU 239  
Adding 'H' to /B VAL 133  
Adding 'H' to /R ASN 249  
/A HIS 57 is not terminus, removing H atom from 'C'  
/A LEU 234 is not terminus, removing H atom from 'C'  
/B THR 128 is not terminus, removing H atom from 'C'  
/G LYS 64 is not terminus, removing H atom from 'C'  
/R ILE 325 is not terminus, removing H atom from 'C'  
1 messages similar to the above omitted  
7165 hydrogens added  
  
Bad residue number: 913  
Excluding residue  
Map is too large for fast cubic interpolation on the GPU! Switching to slower,
more memory-efficient implementation.  

> select up

14 atoms, 13 bonds, 2 models selected  
Unable to flip peptide bond after 50 rounds. Giving up.  
Unable to flip peptide bond after 50 rounds. Giving up.  
/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/matplotlib/font_manager.py:232: UserWarning: Matplotlib is building
the font cache using fc-list. This may take a moment.  
'Matplotlib is building the font cache using fc-list. '  

QWidget::repaint: Recursive repaint detected  

> select up

15 atoms, 14 bonds, 1 model selected  

> select down

1 atom, 1 model selected  

> select up

15 atoms, 14 bonds, 1 model selected  

> select up

232 atoms, 234 bonds, 2 models selected  

> select down

15 atoms, 14 bonds, 2 models selected  

> select down

1 atom, 2 models selected  

> select up

15 atoms, 14 bonds, 1 model selected  

> select up

232 atoms, 234 bonds, 2 models selected  

> select up

12 atoms, 11 bonds, 2 models selected  

> select up

244 atoms, 243 bonds, 2 models selected  

> select down

12 atoms, 11 bonds, 2 models selected  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 1611, in
_push_coords_to_sim  
self.thread_handler.coords = self._pending_coords  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/isolde/openmm/openmm_interface.py", line 309, in coords  
f(self._c_pointer, n, pointer(coords))  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
Error processing trigger "coord update": 'NoneType' object has no attribute
'dtype':  
AttributeError: 'NoneType' object has no attribute 'dtype'  
  
File
"/programs/i386-mac/chimerax/0.9/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/atomic/molc.py", line 320, in pointer  
cty = numpy_type_to_ctype[a.dtype.type]  
  
See log for complete Python traceback.  
  




OpenGL version: 4.1 ATI-2.11.20
OpenGL renderer: AMD Radeon Pro Vega 56 OpenGL Engine
OpenGL vendor: ATI Technologies Inc.

[Tristan Croll]

Duplicate of #2990. Fixed in the latest build.