Mark Weaver wrote: > Tom Elsesser wrote: >> I am running a server with Centos 4.4, using a combo of >> sendmail-clamav-spamassassin for mail, which has been working quite >> well up until last night. Around 3:00am, all mail going to all users >> was being rejected by spamassassin. My ~/mail/.procmailrc is as follows: >> Oct 30 07:09:02 linux sendmail[20671]: k9UC8xCK020669: >> to=<tom at acalprecision.com>, delay=00:00:03, xdelay=00:00:02, >> mailer=local, pri=89726, dsn=5.1.1, stat=User unknown >> Oct 30 07:09:02 linux sendmail[20671]: k9UC8xCK020669: k9UC92CK020671: >> DSN: User unknown >> Oct 30 07:09:02 linux spamd[348]: prefork: child states: II > > The key here is contained in the last three lines of the maillog. I've > recently seen this behavior on one of the servers I maintain and it > happened just after upgrading a CentOS 4.3 server to 4.4. The problem is > the Sendmail update. > > You have two choices: > > 1. Remove the current version of Sendmail and install the Sendmail > packages that come with CentOS 4.3 > > 2. Remove Sendmail altogether and install Postfix. > > Clearly choice number one is easier and much less painful since you > won't have to switch out your configuration files for SA, ClamAV or > Sendmail. > There was a thread on this too. Someone ran newaliases and it fixed the problem for him.