Why is active renumber always doing negative numbers?

[Katsuhiro Kondou]

In article <NGEHKBNEMFCMHFLOCNCBIEEACBAA.ericm at rain.org>,
	"Eric McDonald" <ericm at rain.org> wrote;

} Whenever ctlinnd does a renumber, it always seems like there's ludicrous
} values on my installation:

Looks like overview is corrupted.
-- 
Katsuhiro Kondou