duplicated SQL logging

[Wilson A. Galafassi Jr.]

Hello.
My messages are logged to SQL duplicate: see the log above:

Apr 24 02:04:02 netserver postfix/pickup[13168]: 9F7FD16FCAF: uid=0
from=<root>
Apr 24 02:04:02 netserver postfix/cleanup[13190]: 9F7FD16FCAF: hold: header
Received: by netserver.ftpman (Postfix, from userid 0)??id 9F7FD16FCAF; Tue,
24 Apr 2007 02:04:02 -0300 (BRT) from local; from=<root at ftpman.net>
to=<wilson at galafassi.com.br>
Apr 24 02:04:02 netserver postfix/cleanup[13190]: 9F7FD16FCAF:
message-id=<20070424050402.9F7FD16FCAF at netserver.ftpmanagerbr>
Apr 24 02:04:07 netserver MailScanner[13183]: New Batch: Scanning 1
messages, 540 bytes 
Apr 24 02:04:07 netserver MailScanner[13183]: Logging message
9F7FD16FCAF.25F36 to SQL 
Apr 24 02:04:07 netserver MailScanner[13183]: Virus and Content Scanning:
Starting 
Apr 24 02:04:07 netserver MailScanner[13183]: Logging message
9F7FD16FCAF.25F36 to SQL 
Apr 24 02:04:07 netserver MailScanner[13179]: 9F7FD16FCAF.25F36: Logged to
MailWatch SQL 
Apr 24 02:04:07 netserver MailScanner[13179]: 9F7FD16FCAF.25F36: Logged to
MailWatch SQL 
Apr 24 02:04:07 netserver MailScanner[13183]: Requeue: 9F7FD16FCAF.25F36 to
5592316FCAE 
Apr 24 02:04:07 netserver postfix/qmgr[13169]: 5592316FCAE:
from=<root at ftpman.net>, size=711, nrcpt=1 (queue active)
Apr 24 02:04:07 netserver MailScanner[13183]: Uninfected: Delivered 1
messages

Some ideas?

Thanks
Wilson