id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
1019	"""solvent"" not recognized after opening IHM"	Elaine Meng	Eric Pettersen	"If I open the nup IHM model (downloaded from https://pdb-dev.wwpdb.org/ and .cif changed to .ihm before opening) then use command ""select solvent"" there is a problem.  I don't have this problem if I open other structures in the version of ChimeraX,
 UCSF ChimeraX version: 0.5 (2018-01-30)

Traceback (most recent call last):
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/cmd_line/tool.py"", line 205, in execute
    cmd.run(cmd_text)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/cli.py"", line 2534, in run
    prev_annos = self._process_positional_arguments()
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/cli.py"", line 2321, in _process_positional_arguments
    value, text = self._parse_arg(anno, text, session, False)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/cli.py"", line 2184, in _parse_arg
    value, replacement, rest = annotation.parse(text, session)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/cli.py"", line 1058, in parse
    objects = aspec.evaluate(session)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/atomspec.py"", line 779, in evaluate
    results = self._left_spec.evaluate(session, models)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/atomspec.py"", line 705, in evaluate
    return self.find_matches(session, models, results)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/atomspec.py"", line 708, in find_matches
    self._specifier.find_matches(session, models, results)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/atomspec.py"", line 649, in find_matches
    f(session, models, results)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/selectors.py"", line 23, in <lambda>
    reg(""solvent"", lambda s, m, r: _structure_category_selector(""solvent"", m, r), logger)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/selectors.py"", line 116, in _structure_category_selector
    atoms = m.atoms.filter(m.atoms.structure_categories == cat)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/atomic/molc.py"", line 171, in get_prop
    cget(self._c_pointers, n, pointer(values))
IndexError: Unknown structure category
"	defect	closed	major		Command Line		fixed						all	ChimeraX