id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
1092	rainbow broken	Elaine Meng	Tom Goddard	"""rainbow"" command (doesn't seem to matter what structure) gives traceback.  E.g.

open 2gbp
rainbow

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 2622, in run
    result = ci.function(session, **kw_args)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/rainbow.py"", line 20, in rainbow
    level=level, palette=palette, undo_name=""rainbow"")
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/color.py"", line 907, in color_sequential
    f(session, objects, palette, opacity, target, undo_state)
  File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/color.py"", line 370, in _set_sequential_residue
    for structure, chain_id, atoms in selected.atoms.by_chain:
AttributeError: 'NoneType' object has no attribute 'atoms'

AttributeError: 'NoneType' object has no attribute 'atoms'

File ""/Users/meng/Desktop/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/color.py"", line 370, in _set_sequential_residue
for structure, chain_id, atoms in selected.atoms.by_chain:

See log for complete Python traceback.

version
UCSF ChimeraX version: 0.7 (2018-04-19)"	defect	closed	major		Depiction		fixed						all	ChimeraX