bind9 has historically not purged the long-lived directories, stemming from the bind8 vs bind9 upgrades and not wanting users who were switching to lose their data.
The base issue here is that the existance of /var/lib/bind should not be fatal.
bind9 has historically not purged the long-lived directories, stemming from the bind8 vs bind9 upgrades and not wanting users who were switching to lose their data.
The base issue here is that the existance of /var/lib/bind should not be fatal.