The managed keys clause needs to be current as of the view creation
time.  Inheriting from other views with the same, now stale, managed
key may not give you a valid trusted key for the new view as there
may have been a fork in the chain of trusted keys.

Mark

-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka@isc.org