Hi all, It looks like syslog-ng 1.6.4 sometimes concatenates two messages into one. Here are samples from my maillog Jun 2 04:50:43 master sendmail[14615]: i521o1jN014615: <isqva@nsys.by>... User unknown Jun 2 04:50:46 master sendmail[14615]: i521o1jN014615: <ehmgcfrou@nsys.by>... User unknown Jun 2 04:50:50 master sendmail[14615]: i521o1jN014615: <tenjwdldmctu@nsys.by>... User unknown Jun 2 04:50:57 master sendmail[14743]: i521oiYS014743: <triunph@nsys.by>... User unknown<21>Jun 2 04:51:00 sendmail[14743]: i521oiYS014743: lost input cha nnel from [213.228.74.36] to MTA after rcpt Jun 2 04:51:07 master sendmail[14794]: i521p4pU014794: <triunph@nsys.by>... User unknown<21>Jun 2 04:51:07 sendmail[14794]: i521p4pU014794: lost input cha nnel from w425-02.ehs.emd.b19.tpu.edu.ru [195.208.183.82] (may be forged) to MTA after rcpt Any ideas? I use redhat enterprise linux 3, syslog-ng 1.6.4 and libol 0.3.13 Best, Vladislav