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
14467	AllValuesFilterSpec does not work with Null	oyvind	nobody	"!AllValuesFilterSpec does not make the proper !__isnull query for nullable / None values.

{{{

<a href=""?field=None"">None</a>

Only redirects to ?e=1 

}}}

Would expect the link to be

{{{

<a href=""?field__isnull=1"">None</a>

}}}"		closed	contrib.admin	dev		duplicate	Filterspec		Accepted	1	0	0	0	0	0