I think others have noticed this as well, here is another data point during a fresh cooker install this evening; I am getting these errors on the console when kdebase-2.2.2 fails to install:
getFile kdebase-2.2.2-15mdk.i586.rpm:Installation CD rpmRunTransactions done, now trying to close still opened fd getFile XXX: rpm database closed bad package kdebase-2.2.2-15mdk.i586 unable to be installed Dan