id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
4089	join filter throws TypeError exception not caught in filter function when arg not iterable	rezzrovv <pspierce@…>	Adrian Holovaty	Summary sums it up.  If the variable being filtered on isn't iterable a TypeError is thrown and isn't caught and dealt w/ silently.		closed	Template system	dev		invalid			Unreviewed	1	0	0	0	0	0