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
26718	add system check for existence of the fields specified by ForeignKey.to_field	Sergey Fedoseev	Sergey Fedoseev		Cleanup/optimization	closed	Core (System checks)	dev	Normal	fixed			Ready for checkin	1	0	0	0	0	0