The meta_directory was configured to “/etc/postfix” for testing, Maybe this is the problem.
On my other computer, meta_directory = /usr/libexec/postfix, and it is working alright. I will compile postfix-3.0.0 again for testing. Thanks, Andrew Ho — > On Feb 22, 2015, at 3:23 PM, Wietse Venema <wie...@porcupine.org> wrote: > > 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=<owner-postfix-us...@postfix.org>, 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 To list the outdated files: 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