tyuu です。 /usr/ports で make fetchindex しても現象が変らないでしょうか?
> mail# pkgdb -F > ---> Checking the package registry database > [Updating the pkgdb <format:bdb_btree> in /var/db/pkg ... uninitialized > constant PkgDB::BD > B; rebuild needed] [Rebuilding the pkgdb <format:bdb_btree> in /var/db/pkg > ... uninitializ > ed constant PkgDB::BDB: Cannot update the pkgdb!]: Cannot update the pkgdb!] cd /usr/ports make fetchindex by tyuu.