DNS update refused

[yvzomur]

after installing last security updates , my dns records become unable to update . im changing dns records from zentyal admin ui , i seems to be changed but in client query everyting like old configuration.

i ve catched 2 lines from logs ,


zentyal.log

2014/01/16 13:09:28 ERROR> DNS.pm:1566 EBox::DNS::_launchNSupdate - nsupdate error: root command nsupdate -l -t 10 /var/lib/zentyal/tmp/bCijBBK3FE failed.
Error output: update failed: REFUSED

syslog ( ive manually triggered command as root 'nsupdate -l -t 10 /var/lib/zentyal/tmp/bCijBBK3FE')

Jan 16 13:13:56 srvofis named[5049]: samba_dlz: starting transaction on zone lineer.local
Jan 16 13:13:56 srvofis named[5049]: samba_dlz: disallowing update of signer=local-ddns, invalid key
Jan 16 13:13:56 srvofis named[5049]: client 127.0.0.1#29812: updating zone 'my.local/NONE': update failed: rejected by secure update (REFUSED)
Jan 16 13:13:56 srvofis named[5049]: samba_dlz: cancelling transaction on zone my.local


thanks for help