id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
554	Ribbon: RuntimeWarning: invalid value encountered in less d[d < EPSILON] = 1	Tom Goddard	Conrad Huang	"open 3bfu

issues this warning to the log

/Users/goddard/ucsf/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/chimerax/core/atomic/ribbon.py:891: RuntimeWarning: invalid value encountered in less
d[d < EPSILON] = 1"	defect	closed	major		Depiction		fixed						all	ChimeraX