Andrew Ho:
> I test postfix-3.0.0 with postscreen, and I have these error messages.
>
> Feb 22 13:23:04 mail postfix/qmgr[13406]: A47F7602BE8E8:
> from=<[email protected]>, size=6197, nrcpt=1 (queue active)
> Feb 22 13:23:04 mail postfix/smtp[13504]: warning: unexpected attribute
> smtputf8 from amavis socket (expecting: sender)
> Feb 22 13:23:04 mail postfix/smtp[13504]: warning: deliver_request_get: error
> receiving common attributes
> Feb 22 13:23:04 mail postfix/smtpd[13488]: disconnect from
> english-breakfast.cloud9.net[168.100.1.7] helo=1 mail=1 rcpt=1 data=1 quit=1
> commands=5
>
>
> What do I miss?
You are running binaries from different Postfix versions. Don't do that.
To list the outdated files:
$ ls -lrt /usr/libexec/postfix | head
Wietse