Something wrong with mail delivery after update RC5 nightly

[Kika]

hi

i found some interesting line in my mail log:

Quote:Jun 2 09:53:39 www postfix/smtpd[23093]: 7F67281EA: client=hidraulika.silihost.hu[79.172.192.70]
Jun 2 09:53:39 www postfix/cleanup[23096]: 7F67281EA: message-id=<20080602095558.c5ove1w7kyn4ckss@mail2.menrich.com>
Jun 2 09:53:39 www postfix/qmgr[29472]: 7F67281EA: from=<janos.nemeth@firstventure.hu>, size=5080, nrcpt=2 (queue active)
Jun 2 09:53:39 www postfix/smtpd[23093]: disconnect from hidraulika.silihost.hu[79.172.192.70]
Jun 2 09:53:39 www postfix/virtual[23119]: 7F67281EA: to=<kalman@kikanet.hu>, orig_to=<kika@kikanet.hu>, relay=virtual, delay=6.4, delays=6.4/0/0/0.01, dsn=2.0.0, status=sent (delivered to maildir)
Jun 2 09:53:39 www postfix/smtp[23115]: 7F67281EA: to=<kika@ispcp-arpl.kikanet.hu>, orig_to=<kika@kikanet.hu>, relay=none, delay=6.4, delays=6.4/0/0/0, dsn=5.4.4, status=bounced (Host or domain name not fou
Jun 2 09:53:39 www postfix/bounce[23120]: 7F67281EA: sender non-delivery notification: 8516581ED
Jun 2 09:53:39 www postfix/qmgr[29472]: 7F67281EA: removed
Jun 2 09:53:39 www postfix/qmgr[29472]: 8516581ED: from=<>, size=7020, nrcpt=1 (queue active)
Jun 2 09:53:39 www postfix/smtp[23115]: 8516581ED: to=<janos.nemeth@firstventure.hu>, relay=mail.1x1domainhosting.hu[213.163.8.154]:25, delay=0.19, delays=0.01/0/0.02/0.15, dsn=2.0.0, status=sent (250 ok 12
Jun 2 09:53:39 www postfix/qmgr[29472]: 8516581ED: removed

Have somebody an idea?