i have added Log=20 on [MailScanner] section in avast.ini and log file looks like these:
11/13/04 21:49:49: Started, Log = 20(0x00000014)
11/13/04 21:49:49: Build 4.5.518
11/13/04 21:49:49: Using WinSock 2.0
11/13/04 21:49:49: AutoRedirect settings changed 1(0x00000001)
11/13/04 21:49:49: IgnoreLocalhost settings changed 1(0x00000001)
11/13/04 21:49:49: POP Start settings changed: 1(0x00000001)
11/13/04 21:49:49: POP Listen settings changed: 127.0.0.1 12110
11/13/04 21:49:49: POP Listening daemon starting
11/13/04 21:49:49: POP RedirectPort: 110
11/13/04 21:49:49: Redirect set 110->127.0.0.1:12110
11/13/04 21:49:49: POP Listening daemon started
11/13/04 21:49:49: SMTP Start settings changed: 1(0x00000001)
11/13/04 21:49:49: SMTP Listen settings changed: 127.0.0.1 12025
11/13/04 21:49:49: SMTP Listening daemon starting
11/13/04 21:49:49: SMTP RedirectPort: 25
11/13/04 21:49:49: Redirect set 25->127.0.0.1:12025
11/13/04 21:49:49: SMTP Listening daemon started
11/13/04 21:49:49: IMAP Start settings changed: 1(0x00000001)
11/13/04 21:49:49: IMAP Listen settings changed: 127.0.0.1 12143
11/13/04 21:49:49: IMAP Listening daemon starting
11/13/04 21:49:49: IMAP RedirectPort: 143
11/13/04 21:49:49: Redirect set 143->127.0.0.1:12143
11/13/04 21:49:49: IMAP Listening daemon started
11/13/04 21:49:58: SMTP accept connection from: 127.0.0.1
11/13/04 21:49:58: --SMTP command REDIRECT 212.77.101.160:25 328
11/13/04 21:49:58: Connected to SMTP server 212.77.101.160 25
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: <-SMTP (PID) 220 smtp.wp.pl ESMTP
32811/13/04 21:49:58: ->SMTP EHLO [127.0.0.1]
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: <-SMTP 250-smtp.wp.pl
250-PIPELINING
250-AUTH=LOGIN PLAIN
250-AUTH LOGIN PLAIN
250-STARTTLS
250-SIZE
250-X-RCPTLIMIT 100
250 8BITMIME
11/13/04 21:49:58: ->SMTP AUTH PLAIN ...
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: <-SMTP 235 go ahead
11/13/04 21:49:58: ->SMTP MAIL FROM:<krzygaj@wp.pl> SIZE=905
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: <-SMTP 250 ok
11/13/04 21:49:58: ->SMTP RCPT TO:<agajdka@wp.pl>
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: <-SMTP 250 ok
11/13/04 21:49:58: ->SMTP DATA
11/13/04 21:49:58: ProcessFile entrance C:\WINNT\TEMP\_avast4_\unp64558160
11/13/04 21:49:58: ProcessFile 2 e-Mail '' From: Krzysztof G <krzygaj@wp.pl>, To: Agnieszka Gajdka WP <agajdka@wp.pl>
11/13/04 21:49:58: ProcessFile scanDlgPID before e-Mail '' From: Krzysztof G <krzygaj@wp.pl>, To: Agnieszka Gajdka WP <agajdka@wp.pl>
11/13/04 21:49:58: ProcessFile scanDlgPID after e-Mail '' From: Krzysztof G <krzygaj@wp.pl>, To: Agnieszka Gajdka WP <agajdka@wp.pl>
11/13/04 21:49:58: ProcessFile exit 1(0x00000001)
11/13/04 21:49:58: --SMTP Mail is clean
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: <-SMTP 354 go ahead
11/13/04 21:49:58: --SMTP Modified message to send: C:\WINNT\TEMP\_avast4_\unp64558160
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:58: --XXX sleep
11/13/04 21:49:59: --XXX sleep
11/13/04 21:49:59: --XXX sleep
11/13/04 21:49:59: --XXX sleep
11/13/04 21:49:59: --XXX sleep
11/13/04 21:49:59: --XXX sleep
and so on...
till
11/13/04 21:50:55: --XXX sleep
11/13/04 21:50:55: RecvTimeout error 10053(0x00002745)
11/13/04 21:50:55: --SMTP Finishing connection handler
i hope this help to solve the problem