I have an issue in Auto Responses only for "default reply (after new ticket has been created)" It send all the emails but not this. Error I found in the "SchedulerTaskWorkerERR.log" is:

Quote

[Wed Sep 13 05:06:57 2017] otrs.Daemon.pl: Net::SMTP: Unexpected EOF on command channel at /opt/otrs/Kernel/System/Email/SMTP.pm line 170

ERROR: OTRS-otrs.Console.pl-Maint::PostMaster::MailAccountFetch-65 Perl: 5.10.1 OS: linux Time: Wed Sep 13 05:06:57 2017

 Message: Can't send message: 354End data with <CR><LF>.<CR><LF>

Unquote

Can anyone give me a clue to resolve this issue