BIND error

I have this issue with BIND not wanted to start. This is the error I get:

Starting named:
Error in named configuration:
zone localhost.localdomain/IN: loaded serial 0
zone localhost/IN: loaded serial 0
zone 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa/IN: loaded serial 0
zone 1.0.0.127.in-addr.arpa/IN: loaded serial 0
zone 0.in-addr.arpa/IN: loaded serial 0
/var/named/vut.ac.za.db:14: TTL set to prior TTL (86400)
/var/named/vut.ac.za.db:27: file does not end with newline
zone vut.ac.za/IN: has no NS records
zone vut.ac.za/IN: not loaded due to errors.
_default/vut.ac.za/IN: bad zone
/var/named/mobio.co.za.db:14: TTL set to prior TTL (86400)
/var/named/mobio.co.za.db:24: file does not end with newline
zone mobio.co.za/IN: has no NS records
zone mobio.co.za/IN: not loaded due to errors.
_default/mobio.co.za/IN: bad zone
zone ns1.vut-dns.co.za/IN: loaded serial 2013071600
zone ns2.vut-dns.co.za/IN: loaded serial 2013071600
/var/named/vut-dns.co.za.db:15: TTL set to prior TTL (7200)
zone vut-dns.co.za/IN: NS 'ns1.vut-dns.co.za.vut-dns.co.za' has no address records (A or AAAA)
zone vut-dns.co.za/IN: NS 'ns2.vut-dns.co.za.vut-dns.co.za' has no address records (A or AAAA)
zone vut-dns.co.za/IN: not loaded due to errors.
_default/vut-dns.co.za/IN: bad zone
[FAILED]

Apparently the error is clear, you must make a record A for the NS