I can reproduce the problem here and I'm currently debugging it.
Apt does call "dpkg --configure update-motd" during the install (because it upgrades it to a new version). But because the package has a empty filelist dpkg things its no more and marks it purged.
I can reproduce the problem here and I'm currently debugging it.
Apt does call "dpkg --configure update-motd" during the install (because it upgrades it to a new version). But because the package has a empty filelist dpkg things its no more and marks it purged.