id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
874	"second ""select"" command of any session gives traceback"	Elaine Meng		"Seems like no matter what the details of the ""select"" command, the second one used per session gives an error.  For example,

open 2gbp
sel ions
sel ligand 

Traceback (most recent call last):
File ""/Users/chimera/Applications/ChimeraX_Daily.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/cmd_line/tool.py"", line 188, in execute
cmd.run(cmd_text)
File ""/Users/chimera/Applications/ChimeraX_Daily.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/cli.py"", line 2499, in run
result = ci.function(session, **kw_args)
File ""/Users/chimera/Applications/ChimeraX_Daily.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/select.py"", line 36, in select
clear_selection(session, ""select_clear"", undo_state)
File ""/Users/chimera/Applications/ChimeraX_Daily.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/commands/select.py"", line 153, in clear_selection
session.selection.undo_add_selected(session, undo_state, False)
File ""/Users/chimera/Applications/ChimeraX_Daily.app/Contents/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/chimerax/core/selection.py"", line 79, in undo_add_selected
undo_state.add(a, ""selected"", orig, new_state)
AttributeError: 'Session' object has no attribute 'add'

Left unassigned because I didn't know who should be assigned."	defect	closed	critical		Sessions		duplicate		chimera-programmers				all	ChimeraX