Email not sending, mail.log error 'Client was not authenticated...'

Blog Post created by andrea.meyer on May 18, 2014

You’re trying to email reports but they are not being sent.  You open '/var/log/mail' log and see:


Jan 26 20:12:55 vmturbo postfix/cleanup[13979]: F01ADA54F8: message-id=<>


Jan 26 20:12:55 vmturbo postfix/qmgr[2171]: F01ADA54F8: from=<>, size=46952, nrcpt=1 (queue active)


Jan 26 20:12:55 vmturbo postfix/bounce[13983]: E84F6A54F7: sender non-delivery notification: F01ADA54F8


Jan 26 20:12:55 vmturbo postfix/qmgr[2171]: E84F6A54F7: removed


Jan 26 20:13:00 vmturbo postfix/smtp[13981]: F01ADA54F8: to=<>, relay=[]:25, delay=5, delays=0/0/0/5, dsn=5.7.1, status=bounced (host[] said: 530 5.7.1 Client was not authenticated (in reply to MAIL FROM command))


Jan 26 20:13:00 vmturbo postfix/qmgr[2171]: F01ADA54F8: removed


The email issue can be fixed by making the changes per the below referenced article: