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#19171 closed defect (duplicate)

SEQCROW: mol_builder: 'NoneType' object has no attribute 'group'

Reported by:	chimerax-bug-report@…	Owned by:	Tony Schaefer
Priority:	normal	Milestone:
Component:	Third Party	Version:
Keywords:		Cc:
Blocked By:		Blocking:
Notify when closed:		Platform:	all
Project:	ChimeraX

Description

The following bug report has been submitted:
Platform:        Windows-10-10.0.26100
ChimeraX Version: 1.10.1 (2025-07-24 20:15:27 UTC)
Description
Replace this text with list of actions that caused this problem to occur

Log:
UCSF ChimeraX version: 1.10.1 (2025-07-24)  
© 2016-2025 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

getting structure  

> ui mousemode right select

> ui tool show Angles/Torsions

> select /a:1@O2

1 atom, 1 residue, 1 model selected  

> select add /a:1@O1

2 atoms, 1 residue, 1 model selected  

> select add /a:1@O3

3 atoms, 1 residue, 1 model selected  

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

getting structure  

> close

> ui mousemode right select

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

getting structure  

> select /a:1@Br1

1 atom, 1 residue, 1 model selected  

> select add /a:1@O1

2 atoms, 1 residue, 1 model selected  

> select add /a:1@O2

3 atoms, 1 residue, 1 model selected  

> select /a:1@O2

1 atom, 1 residue, 1 model selected  

> select /a:1@O2

1 atom, 1 residue, 1 model selected  

> select /a:1@O2

1 atom, 1 residue, 1 model selected  

> select /a:1@O2

1 atom, 1 residue, 1 model selected  

> select /a:1@O2

1 atom, 1 residue, 1 model selected  

> select subtract /a:1@O2

Nothing selected  

> select /a:1@Br1

1 atom, 1 residue, 1 model selected  
Exactly two atoms must be selected!  

> select add /a:1@O1

2 atoms, 1 residue, 1 model selected  

> distance /a:1@Br1 /a:1@O1

Distance between /a UNK 1 Br1 and O1: 1.760Å  

> close

> close #

Expected a models specifier or a keyword  

> ui mousemode right select

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

getting structure  

> save C:/Users/Public/Documents/orca/BrO2-.xyz models #1 coordsets false

> ui mousemode right select

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

getting structure  

> close

> ui mousemode right select

[Repeated 3 time(s)]

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

getting structure  

> ui mousemode right select

> ui tool show Distances

> select /a:1@H1

1 atom, 1 residue, 1 model selected  

> select add /a:1@O1

2 atoms, 1 residue, 1 model selected  

> distance /a:1@H1 /a:1@O1

Distance between /a UNK 1 H1 and O1: 3.130Å  

> select /a:1@H1

1 atom, 1 residue, 1 model selected  

> select /a:1@H1

1 atom, 1 residue, 1 model selected  

> select subtract /a:1@H1

Nothing selected  

> ui mousemode right select

> ui tool show Angles/Torsions

> select /a:1@O1

1 atom, 1 residue, 1 model selected  

> select add /a:1@H1

2 atoms, 1 residue, 1 model selected  

> select add /a:1@O2

3 atoms, 1 residue, 1 model selected  

> select /a:1@H1

1 atom, 1 residue, 1 model selected  

> select /a:1@H1

1 atom, 1 residue, 1 model selected  

> select /a:1@H1

1 atom, 1 residue, 1 model selected  

> select subtract /a:1@H1

Nothing selected  

> save C:/Users/Public/Documents/orca/SbO2^-.xyz models #1 coordsets false

> close

> ui mousemode right select

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

getting structure  

> ui mousemode right select

> ui tool show Distances

> select /a:1@Br1

1 atom, 1 residue, 1 model selected  

> select add /a:1@O1

2 atoms, 1 residue, 1 model selected  

> distance /a:1@Br1 /a:1@O1

Distance between /a UNK 1 Br1 and O1: 1.760Å  

> select /a:1@Br1

1 atom, 1 residue, 1 model selected  

> select /a:1@Br1

1 atom, 1 residue, 1 model selected  

> select subtract /a:1@Br1

Nothing selected  

> ui tool show Angles/Torsions

> select /a:1@Br1

1 atom, 1 residue, 1 model selected  

> select add /a:1@O1

2 atoms, 1 residue, 1 model selected  

> select add /a:1@O2

3 atoms, 1 residue, 1 model selected  

> select /a:1@Br1

1 atom, 1 residue, 1 model selected  

> select subtract /a:1@Br1

Nothing selected  

> save C:/Users/Public/Documents/orca/BrO2^-.xyz models #1 coordsets false

> close

> ui mousemode right select

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

getting structure  

> ui mousemode right select

> ui tool show Distances

> select /a:1@F1

1 atom, 1 residue, 1 model selected  

> select add /a:1@Xe1

2 atoms, 1 residue, 1 model selected  

> distance /a:1@F1 /a:1@Xe1

Distance between /a UNK 1 F1 and Xe1: 2.000Å  

> select /a:1@F1

1 atom, 1 residue, 1 model selected  

> select subtract /a:1@F1

Nothing selected  

> select add /a:1@Xe1

1 atom, 1 residue, 1 model selected  

> select add /a:1@F1

2 atoms, 1 residue, 1 model selected  

> select add /a:1@F2

3 atoms, 1 residue, 1 model selected  

> ui tool show Angles/Torsions

> save C:/Users/Public/Documents/orca/XeF2.inp.xyz models #1 coordsets false

> close

> open C:\Users\Public\Documents\orca\XeF2.inp.xyz format xyz

opened XeF2.inp.xyz as an XYZ coordinate file  

> close

> open C:\Users\Public\Documents\orca\XeF2.inp.xyz format xyz

opened XeF2.inp.xyz as an XYZ coordinate file  

> style ball

Changed 3 atom styles  

> style stick

Changed 3 atom styles  

> style ball

Changed 3 atom styles  

> style sphere

Changed 3 atom styles  

> style ball

Changed 3 atom styles  

> close

> ui mousemode right select

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

getting structure  

> ui mousemode right select

> ui tool show Distances

> select /a:1@F4

1 atom, 1 residue, 1 model selected  

> select add /a:1@Xe1

2 atoms, 1 residue, 1 model selected  

> distance /a:1@F4 /a:1@Xe1

Distance between /a UNK 1 F4 and Xe1: 2.000Å  

> select /a:1@Xe1

1 atom, 1 residue, 1 model selected  

> select /a:1@Xe1

1 atom, 1 residue, 1 model selected  

> select /a:1@Xe1

1 atom, 1 residue, 1 model selected  

> select subtract /a:1@Xe1

Nothing selected  

> select /a:1@F4

1 atom, 1 residue, 1 model selected  

> select add /a:1@F1

2 atoms, 1 residue, 1 model selected  

> distance /a:1@F4 /a:1@F1

Distance between /a UNK 1 F4 and F1: 2.828Å  

> select add /a:1@F3

3 atoms, 1 residue, 1 model selected  

> select add /a:1@F2

4 atoms, 1 residue, 1 model selected  

> ui tool show Angles/Torsions

> select /a:1@F4

1 atom, 1 residue, 1 model selected  

> select /a:1@F4

1 atom, 1 residue, 1 model selected  

> select subtract /a:1@F4

Nothing selected  

> select add /a:1@Xe1

1 atom, 1 residue, 1 model selected  

> select add /a:1@F4

2 atoms, 1 residue, 1 model selected  

> select add /a:1@F1

3 atoms, 1 residue, 1 model selected  

> select add /a:1@F3

4 atoms, 1 residue, 1 model selected  

> select add /a:1@F2

5 atoms, 1 residue, 1 model selected  
Either three or four atoms must be selected!  

> select /a:1@F2

1 atom, 1 residue, 1 model selected  

> select add /a:1@Xe1

2 atoms, 1 residue, 1 model selected  

> select add /a:1@F4

3 atoms, 1 residue, 1 model selected  

> select add /a:1@F3

4 atoms, 1 residue, 1 model selected  

> save "C:/Users/Public/Documents/orca/XeF4. inp.xyz" models #1 coordsets
> false

> close

> ui mousemode right select

> ui tool show "2D Builder"

Please register the custom scheme 'editor' via
QWebEngineUrlScheme::registerScheme() before installing the custom scheme
handler.  

getting structure  

failed to retrieve structure from CACTUS web API  

https://cactus.nci.nih.gov/cgi-
bin/translate.tcl?smiles=&format=sdf&astyle=kekule&dim=3D&file=Molecule+from+ChemDoodle+Web+Components%0A%0Ahttp%3A%2F%2Fwww.ichemlabs.com%0A++5++4++0++0++0++0++++++++++++999+V2000%0A++++0.0000++++0.0000++++0.0000+H+++0++0++0++0++0++0%0A++++1.0000++++0.0000++++0.0000+H+++0++0++0++0++0++0%0A+++-1.0000++++0.0000++++0.0000+Cl++0++0++0++0++0++0%0A++++0.0000++++1.0000++++0.0000+Cl++0++0++0++0++0++0%0A++++0.0000+++-1.0000++++0.0000+Cl++0++0++0++0++0++0%0A++1++2++1++0++0++0++0%0A++1++3++1++0++0++0++0%0A++1++4++1++0++0++0++0%0A++1++5++1++0++0++0++0%0AM++END  
structure in V3000 format:  

    
    
    Molecule from ChemDoodle Web Components (Modified for SEQCROW)
    
    http://www.ichemlabs.com
      0  0  0  0  0  0  0  0  0  0  0 V3000
    M  V30 BEGIN CTAB
    M  V30 COUNTS 5 4  0 0 0
    M  V30 BEGIN ATOM
    M  V30 1 H     0.0000     0.0000     0.0000 
    M  V30 2 H     1.0000     0.0000     0.0000 
    M  V30 3 Cl    -1.0000     0.0000     0.0000 
    M  V30 4 Cl     0.0000     1.0000     0.0000 
    M  V30 5 Cl     0.0000    -1.0000     0.0000 
    M  V30 END ATOM
    M  V30 BEGIN BOND
    M  V30 1 1 1 2 
    M  V30 2 1 1 3 
    M  V30 3 1 1 4 
    M  V30 4 1 1 5 
    M  V30 END BOND
    M  V30 END CTAB
    M  END

  
structure in V2000 format:  

    
    
    Molecule from ChemDoodle Web Components
    
    http://www.ichemlabs.com
      5  4  0  0  0  0            999 V2000
        0.0000    0.0000    0.0000 H   0  0  0  0  0  0
        1.0000    0.0000    0.0000 H   0  0  0  0  0  0
       -1.0000    0.0000    0.0000 Cl  0  0  0  0  0  0
        0.0000    1.0000    0.0000 Cl  0  0  0  0  0  0
        0.0000   -1.0000    0.0000 Cl  0  0  0  0  0  0
      1  2  1  0  0  0  0
      1  3  1  0  0  0  0
      1  4  1  0  0  0  0
      1  5  1  0  0  0  0
    M  END

  
Traceback (most recent call last):  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 626, in handle_scheme  
).group(1)  
^^^^^  
AttributeError: 'NoneType' object has no attribute 'group'  
  
During handling of the above exception, another exception occurred:  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\widgets\htmlview.py", line 316, in interceptRequest  
self._callback(info)  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\widgets\htmlview.py", line 93, in _intercept  
return interceptor(request_info, *args)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\htmltool.py", line 112, in _navigate  
self.session.ui.thread_safe(self.handle_scheme, url)  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\gui.py", line 479, in thread_safe  
func(*args, **kw)  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 683, in handle_scheme  
raise e  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 634, in handle_scheme  
raise IOError(err)  
OSError: 'NoneType' object has no attribute 'group'  
  
OSError: 'NoneType' object has no attribute 'group'  
  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 634, in handle_scheme  
raise IOError(err)  
  
See log for complete Python traceback.  
  
getting structure  

failed to retrieve structure from CACTUS web API  

https://cactus.nci.nih.gov/cgi-
bin/translate.tcl?smiles=&format=sdf&astyle=kekule&dim=3D&file=Molecule+from+ChemDoodle+Web+Components%0A%0Ahttp%3A%2F%2Fwww.ichemlabs.com%0A++5++4++0++0++0++0++++++++++++999+V2000%0A++++0.0000++++0.0000++++0.0000+H+++0++0++0++0++0++0%0A++++1.0000++++0.0000++++0.0000+H+++0++0++0++0++0++0%0A+++-1.0000++++0.0000++++0.0000+Cl++0++0++0++0++0++0%0A++++0.0000++++1.0000++++0.0000+Cl++0++0++0++0++0++0%0A++++0.0000+++-1.0000++++0.0000+Cl++0++0++0++0++0++0%0A++1++2++1++0++0++0++0%0A++1++3++1++0++0++0++0%0A++1++4++1++0++0++0++0%0A++1++5++1++0++0++0++0%0AM++END  
structure in V3000 format:  

    
    
    Molecule from ChemDoodle Web Components (Modified for SEQCROW)
    
    http://www.ichemlabs.com
      0  0  0  0  0  0  0  0  0  0  0 V3000
    M  V30 BEGIN CTAB
    M  V30 COUNTS 5 4  0 0 0
    M  V30 BEGIN ATOM
    M  V30 1 H     0.0000     0.0000     0.0000 
    M  V30 2 H     1.0000     0.0000     0.0000 
    M  V30 3 Cl    -1.0000     0.0000     0.0000 
    M  V30 4 Cl     0.0000     1.0000     0.0000 
    M  V30 5 Cl     0.0000    -1.0000     0.0000 
    M  V30 END ATOM
    M  V30 BEGIN BOND
    M  V30 1 1 1 2 
    M  V30 2 1 1 3 
    M  V30 3 1 1 4 
    M  V30 4 1 1 5 
    M  V30 END BOND
    M  V30 END CTAB
    M  END

  
structure in V2000 format:  

    
    
    Molecule from ChemDoodle Web Components
    
    http://www.ichemlabs.com
      5  4  0  0  0  0            999 V2000
        0.0000    0.0000    0.0000 H   0  0  0  0  0  0
        1.0000    0.0000    0.0000 H   0  0  0  0  0  0
       -1.0000    0.0000    0.0000 Cl  0  0  0  0  0  0
        0.0000    1.0000    0.0000 Cl  0  0  0  0  0  0
        0.0000   -1.0000    0.0000 Cl  0  0  0  0  0  0
      1  2  1  0  0  0  0
      1  3  1  0  0  0  0
      1  4  1  0  0  0  0
      1  5  1  0  0  0  0
    M  END

  
Traceback (most recent call last):  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 626, in handle_scheme  
).group(1)  
^^^^^  
AttributeError: 'NoneType' object has no attribute 'group'  
  
During handling of the above exception, another exception occurred:  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\widgets\htmlview.py", line 316, in interceptRequest  
self._callback(info)  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\widgets\htmlview.py", line 93, in _intercept  
return interceptor(request_info, *args)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\htmltool.py", line 112, in _navigate  
self.session.ui.thread_safe(self.handle_scheme, url)  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\gui.py", line 479, in thread_safe  
func(*args, **kw)  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 683, in handle_scheme  
raise e  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 634, in handle_scheme  
raise IOError(err)  
OSError: 'NoneType' object has no attribute 'group'  
  
OSError: 'NoneType' object has no attribute 'group'  
  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 634, in handle_scheme  
raise IOError(err)  
  
See log for complete Python traceback.  
  
getting structure  

failed to retrieve structure from CACTUS web API  

https://cactus.nci.nih.gov/cgi-
bin/translate.tcl?smiles=&format=sdf&astyle=kekule&dim=3D&file=Molecule+from+ChemDoodle+Web+Components%0A%0Ahttp%3A%2F%2Fwww.ichemlabs.com%0A++5++4++0++0++0++0++++++++++++999+V2000%0A++++0.0000+++-0.0000++++0.0000+H+++0++0++0++0++0++0%0A++++1.0000+++-0.0000++++0.0000+H+++0++0++0++0++0++0%0A++++0.0000++++1.0000++++0.0000+Cl++0++0++0++0++0++0%0A++++0.0000+++-1.0000++++0.0000+Cl++0++0++0++0++0++0%0A+++-1.0000+++-0.0000++++0.0000+Cl++0++0++0++0++0++0%0A++1++2++1++0++0++0++0%0A++1++3++1++0++0++0++0%0A++1++4++1++0++0++0++0%0A++1++5++1++0++0++0++0%0AM++END  
structure in V3000 format:  

    
    
    Molecule from ChemDoodle Web Components (Modified for SEQCROW)
    
    http://www.ichemlabs.com
      0  0  0  0  0  0  0  0  0  0  0 V3000
    M  V30 BEGIN CTAB
    M  V30 COUNTS 5 4  0 0 0
    M  V30 BEGIN ATOM
    M  V30 1 H     0.0000    -0.0000     0.0000 
    M  V30 2 H     1.0000    -0.0000     0.0000 
    M  V30 3 Cl     0.0000     1.0000     0.0000 
    M  V30 4 Cl     0.0000    -1.0000     0.0000 
    M  V30 5 Cl    -1.0000    -0.0000     0.0000 
    M  V30 END ATOM
    M  V30 BEGIN BOND
    M  V30 1 1 1 2 
    M  V30 2 1 1 3 
    M  V30 3 1 1 4 
    M  V30 4 1 1 5 
    M  V30 END BOND
    M  V30 END CTAB
    M  END

  
structure in V2000 format:  

    
    
    Molecule from ChemDoodle Web Components
    
    http://www.ichemlabs.com
      5  4  0  0  0  0            999 V2000
        0.0000   -0.0000    0.0000 H   0  0  0  0  0  0
        1.0000   -0.0000    0.0000 H   0  0  0  0  0  0
        0.0000    1.0000    0.0000 Cl  0  0  0  0  0  0
        0.0000   -1.0000    0.0000 Cl  0  0  0  0  0  0
       -1.0000   -0.0000    0.0000 Cl  0  0  0  0  0  0
      1  2  1  0  0  0  0
      1  3  1  0  0  0  0
      1  4  1  0  0  0  0
      1  5  1  0  0  0  0
    M  END

  
Traceback (most recent call last):  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 626, in handle_scheme  
).group(1)  
^^^^^  
AttributeError: 'NoneType' object has no attribute 'group'  
  
During handling of the above exception, another exception occurred:  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\widgets\htmlview.py", line 316, in interceptRequest  
self._callback(info)  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\widgets\htmlview.py", line 93, in _intercept  
return interceptor(request_info, *args)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\htmltool.py", line 112, in _navigate  
self.session.ui.thread_safe(self.handle_scheme, url)  
File "C:\Program Files\ChimeraX 1.10.1\bin\Lib\site-
packages\chimerax\ui\gui.py", line 479, in thread_safe  
func(*args, **kw)  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 683, in handle_scheme  
raise e  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 634, in handle_scheme  
raise IOError(err)  
OSError: 'NoneType' object has no attribute 'group'  
  
OSError: 'NoneType' object has no attribute 'group'  
  
File "C:\Users\Wisdo\AppData\Local\UCSF\ChimeraX\1.10\Python311\site-
packages\SEQCROW\tools\mol_builder.py", line 634, in handle_scheme  
raise IOError(err)  
  
See log for complete Python traceback.  
  




OpenGL version: 3.3.0 Core Profile Context 23.19.12.03.240603
OpenGL renderer: AMD Radeon (TM) Graphics
OpenGL vendor: ATI Technologies Inc.

Python: 3.11.4
Locale: en_US.cp1252
Qt version: PyQt6 6.8.1, Qt 6.8.2
Qt runtime version: 6.8.2
Qt platform: windows

Manufacturer: LENOVO
Model: 82XX
OS: Microsoft Windows 11 Home (Build 26100)
Memory: 14,879,617,024
MaxProcessMemory: 137,438,953,344
CPU: 16 AMD Ryzen 7 7730U with Radeon Graphics         
OSLanguage: en-US

Installed Packages:
    alabaster: 1.0.0
    appdirs: 1.4.4
    asttokens: 3.0.0
    babel: 2.17.0
    beautifulsoup4: 4.13.3
    blockdiag: 3.0.0
    blosc2: 3.6.1
    build: 1.2.2.post1
    certifi: 2025.7.14
    cftime: 1.6.4.post1
    charset-normalizer: 3.4.2
    ChimeraX-AddCharge: 1.5.19
    ChimeraX-AddH: 2.2.7
    ChimeraX-AlignmentAlgorithms: 2.0.2
    ChimeraX-AlignmentHdrs: 3.6.1
    ChimeraX-AlignmentMatrices: 2.1
    ChimeraX-Alignments: 2.20.2
    ChimeraX-AlphaFold: 1.0.1
    ChimeraX-AltlocExplorer: 1.1.2
    ChimeraX-AmberInfo: 1.0
    ChimeraX-Aniso: 1.1.4
    ChimeraX-Arrays: 1.1
    ChimeraX-Atomic: 1.60.7
    ChimeraX-AtomicLibrary: 14.1.19
    ChimeraX-AtomSearch: 2.0.1
    ChimeraX-AxesPlanes: 2.4
    ChimeraX-BasicActions: 1.1.3
    ChimeraX-BILD: 1.0
    ChimeraX-BlastProtein: 3.0.0
    ChimeraX-Boltz: 1.0
    ChimeraX-BondRot: 2.0.4
    ChimeraX-BugReporter: 1.0.2
    ChimeraX-BuildStructure: 2.13.1
    ChimeraX-Bumps: 1.0
    ChimeraX-BundleBuilder: 1.5.1
    ChimeraX-ButtonPanel: 1.0.1
    ChimeraX-CageBuilder: 1.0.1
    ChimeraX-CellPack: 1.0
    ChimeraX-Centroids: 1.4
    ChimeraX-ChangeChains: 1.1
    ChimeraX-CheckWaters: 1.5
    ChimeraX-ChemGroup: 2.0.2
    ChimeraX-Clashes: 2.3
    ChimeraX-ColorActions: 1.0.5
    ChimeraX-ColorGlobe: 1.0
    ChimeraX-ColorKey: 1.5.8
    ChimeraX-CommandLine: 1.3
    ChimeraX-ConnectStructure: 2.0.1
    ChimeraX-Contacts: 1.0.1
    ChimeraX-Core: 1.10.1
    ChimeraX-CoreFormats: 1.2
    ChimeraX-coulombic: 1.4.5
    ChimeraX-Crosslinks: 1.0
    ChimeraX-Crystal: 1.0
    ChimeraX-CrystalContacts: 1.0.1
    ChimeraX-DataFormats: 1.2.4
    ChimeraX-Dicom: 1.2.7
    ChimeraX-DistMonitor: 1.4.2
    ChimeraX-DockPrep: 1.1.4
    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: 1.4.1
    ChimeraX-Hbonds: 2.5.1
    ChimeraX-Help: 1.3
    ChimeraX-HKCage: 1.3
    ChimeraX-IHM: 1.1
    ChimeraX-ImageFormats: 1.2
    ChimeraX-IMOD: 1.0
    ChimeraX-IO: 1.0.3
    ChimeraX-ItemsInspection: 1.0.1
    ChimeraX-IUPAC: 1.0
    ChimeraX-KVFinder: 1.6.2
    ChimeraX-Label: 1.1.14
    ChimeraX-ListInfo: 1.2.2
    ChimeraX-Log: 1.2
    ChimeraX-LookingGlass: 1.1
    ChimeraX-Maestro: 1.9.1
    ChimeraX-Map: 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: 1.0.2
    ChimeraX-MatchMaker: 2.2.2
    ChimeraX-MCopy: 1.0
    ChimeraX-MDcrds: 2.10.1
    ChimeraX-MedicalToolbar: 1.1
    ChimeraX-Meeting: 1.0.1
    ChimeraX-MLP: 1.1.1
    ChimeraX-mmCIF: 2.16
    ChimeraX-MMTF: 2.2
    ChimeraX-ModelArchive: 1.0
    ChimeraX-Modeller: 1.5.19
    ChimeraX-ModelPanel: 1.5.1
    ChimeraX-ModelSeries: 1.0.1
    ChimeraX-Mol2: 2.0.3
    ChimeraX-Mole: 1.0
    ChimeraX-Morph: 1.0.2
    ChimeraX-MouseModes: 1.2
    ChimeraX-Movie: 1.0
    ChimeraX-MutationScores: 1.0
    ChimeraX-Neuron: 1.0
    ChimeraX-Nifti: 1.2
    ChimeraX-NMRSTAR: 1.0.2
    ChimeraX-NRRD: 1.2
    ChimeraX-Nucleotides: 2.0.3
    ChimeraX-OpenCommand: 1.14.1
    ChimeraX-OrthoPick: 1.0.1
    ChimeraX-PDB: 2.7.10
    ChimeraX-PDBBio: 1.0.1
    ChimeraX-PDBLibrary: 1.0.4
    ChimeraX-PDBMatrices: 1.0
    ChimeraX-PickBlobs: 1.0.1
    ChimeraX-Positions: 1.0
    ChimeraX-PresetMgr: 1.1.3
    ChimeraX-ProfileGrids: 1.1.3
    ChimeraX-PubChem: 2.2
    ChimeraX-ReadPbonds: 1.0.1
    ChimeraX-Registration: 1.1.2
    ChimeraX-RemoteControl: 1.0
    ChimeraX-RenderByAttr: 1.6.3
    ChimeraX-RenumberResidues: 1.1
    ChimeraX-ResidueFit: 1.0.1
    ChimeraX-RestServer: 1.3.1
    ChimeraX-RNALayout: 1.0
    ChimeraX-RotamerLibMgr: 4.0
    ChimeraX-RotamerLibsDunbrack: 2.0
    ChimeraX-RotamerLibsDynameomics: 2.0
    ChimeraX-RotamerLibsRichardson: 2.0
    ChimeraX-SaveCommand: 1.5.1
    ChimeraX-SchemeMgr: 1.0
    ChimeraX-SDF: 2.0.3
    ChimeraX-Segger: 1.0
    ChimeraX-Segment: 1.0.1
    ChimeraX-Segmentations: 3.5.7
    ChimeraX-SelInspector: 1.0
    ChimeraX-SeqView: 2.17.1
    ChimeraX-Shape: 1.1
    ChimeraX-Shell: 1.0.1
    ChimeraX-Shortcuts: 1.2.1
    ChimeraX-ShowSequences: 1.0.3
    ChimeraX-SideView: 1.0.1
    ChimeraX-SimilarStructures: 1.0.1
    ChimeraX-Smiles: 2.1.2
    ChimeraX-SmoothLines: 1.0
    ChimeraX-SpaceNavigator: 1.0
    ChimeraX-StdCommands: 1.19.1
    ChimeraX-STL: 1.0.1
    ChimeraX-Storm: 1.0
    ChimeraX-StructMeasure: 1.2.1
    ChimeraX-Struts: 1.0.1
    ChimeraX-Surface: 1.0.1
    ChimeraX-SwapAA: 2.0.1
    ChimeraX-SwapRes: 2.5.2
    ChimeraX-TapeMeasure: 1.0
    ChimeraX-TaskManager: 1.0
    ChimeraX-Test: 1.0
    ChimeraX-Toolbar: 1.2.3
    ChimeraX-ToolshedUtils: 1.2.4
    ChimeraX-Topography: 1.0
    ChimeraX-ToQuest: 1.0
    ChimeraX-Tug: 1.0.1
    ChimeraX-UI: 1.45.2
    ChimeraX-Umap: 1.0
    ChimeraX-uniprot: 2.3.1
    ChimeraX-UnitCell: 1.0.1
    ChimeraX-ViewDockX: 1.4.4
    ChimeraX-VIPERdb: 1.0
    ChimeraX-Vive: 1.1
    ChimeraX-VolumeMenu: 1.0.1
    ChimeraX-vrml: 1.0
    ChimeraX-VTK: 1.0
    ChimeraX-WavefrontOBJ: 1.0
    ChimeraX-WebCam: 1.0.2
    ChimeraX-WebServices: 1.1.5
    ChimeraX-Zone: 1.0.1
    colorama: 0.4.6
    comm: 0.2.2
    comtypes: 1.4.10
    contourpy: 1.3.2
    coverage: 7.10.0
    cxservices: 1.2.3
    cycler: 0.12.1
    Cython: 3.0.12
    debugpy: 1.8.15
    decorator: 5.2.1
    docutils: 0.21.2
    executing: 2.2.0
    filelock: 3.18.0
    fonttools: 4.59.0
    funcparserlib: 2.0.0a0
    glfw: 2.9.0
    grako: 3.16.5
    h5py: 3.14.0
    html2text: 2024.2.26
    idna: 3.10
    ihm: 2.2
    imagecodecs: 2024.6.1
    imagesize: 1.4.1
    iniconfig: 2.1.0
    ipykernel: 6.29.5
    ipython: 8.26.0
    ipywidgets: 8.1.7
    jedi: 0.19.1
    Jinja2: 3.1.6
    jupyter_client: 8.6.3
    jupyter_core: 5.8.1
    jupyterlab_widgets: 3.0.15
    kiwisolver: 1.4.8
    line_profiler: 4.2.0
    lxml: 5.3.1
    lz4: 4.3.2
    MarkupSafe: 3.0.2
    matplotlib: 3.10.1
    matplotlib-inline: 0.1.7
    msgpack: 1.1.0
    ndindex: 1.10.0
    nest-asyncio: 1.6.0
    netCDF4: 1.6.5
    networkx: 3.3
    nibabel: 5.2.0
    nptyping: 2.5.0
    numexpr: 2.11.0
    numpy: 1.26.4
    nvidia-nvjitlink-cu12: 12.9.86
    OpenMM: 8.2.0
    OpenMM-CUDA-12: 8.2.0
    openvr: 1.26.701
    packaging: 24.2
    ParmEd: 4.2.2
    parso: 0.8.4
    pep517: 0.13.1
    pickleshare: 0.7.5
    pillow: 10.4.0
    pip: 25.0.1
    pkginfo: 1.11.1
    platformdirs: 4.3.8
    pluggy: 1.6.0
    prompt_toolkit: 3.0.51
    psutil: 7.0.0
    pure_eval: 0.2.3
    py-cpuinfo: 9.0.0
    pycollada: 0.8
    pydicom: 2.4.4
    Pygments: 2.18.0
    pynmrstar: 3.3.5
    pynrrd: 1.0.0
    PyOpenGL: 3.1.9
    PyOpenGL-accelerate: 3.1.9
    pyopenxr: 1.1.4501
    pyparsing: 3.2.3
    pyproject_hooks: 1.2.0
    PyQt6-commercial: 6.8.1
    PyQt6-Qt6: 6.8.2
    PyQt6-WebEngine-commercial: 6.8.0
    PyQt6-WebEngine-Qt6: 6.8.2
    PyQt6_sip: 13.10.0
    pytest: 8.4.1
    pytest-cov: 6.2.1
    python-dateutil: 2.9.0.post0
    pytz: 2025.2
    pywin32: 310
    pyzmq: 27.0.0
    qtconsole: 5.5.2
    QtPy: 2.4.3
    qtshim: 1.1
    RandomWords: 0.4.0
    requests: 2.32.3
    roman-numerals-py: 3.1.0
    scipy: 1.14.0
    Send2Trash: 1.8.3
    SEQCROW: 1.9.2
    setuptools: 78.1.0
    sfftk-rw: 0.8.1
    six: 1.16.0
    snowballstemmer: 3.0.1
    sortedcontainers: 2.4.0
    soupsieve: 2.7
    Sphinx: 8.2.3
    sphinx-autodoc-typehints: 3.1.0
    sphinxcontrib-applehelp: 2.0.0
    sphinxcontrib-blockdiag: 3.0.0
    sphinxcontrib-devhelp: 2.0.0
    sphinxcontrib-htmlhelp: 2.1.0
    sphinxcontrib-jsmath: 1.0.1
    sphinxcontrib-qthelp: 2.0.0
    sphinxcontrib-serializinghtml: 2.0.0
    stack-data: 0.6.3
    superqt: 0.7.1
    tables: 3.10.2
    tcia_utils: 1.5.1
    tifffile: 2025.3.13
    tinyarray: 1.2.4
    tornado: 6.5.1
    traitlets: 5.14.3
    typing_extensions: 4.14.1
    tzdata: 2025.2
    urllib3: 2.5.0
    wcwidth: 0.2.13
    webcolors: 24.11.1
    wheel: 0.45.1
    wheel-filename: 1.4.2
    widgetsnbextension: 4.0.14
    WMI: 1.5.1

Change History (2)

comment:1 by pett, 3 days ago

Component:	Unassigned → Third Party
Owner:	set to Tony Schaefer
Platform:	→ all
Project:	→ ChimeraX
Status:	new → assigned
Summary:	ChimeraX bug report submission → SEQCROW: mol_builder: 'NoneType' object has no attribute 'group'

comment:2 by pett, 3 days ago

Resolution:	→ duplicate
Status:	assigned → closed

Duplicate of #17445

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