Applicable to:
- Plesk Onyx for Linux
Symptoms
-
SendGrid is integrated with Postfix.
-
Following error occurs in
/var/log/maillogin an attempt to send message:CONFIG_TEXT: check-quota[7763]: cannot get sender domain
check-quota[7763]: Unable to intialize check-quota mail handler
plesk sendmail[7762]: Error during 'check-quota' handler
postfix/pickup[1479]: 8AB3920D44: uid=10000 from=<[email protected]>
postfix/cleanup[7767]: 8AB3920D44: message-id=<[email protected]>
postfix/qmgr[1480]: 8AB3920D44: from=<[email protected]>, size=4843, nrcpt=1 (queue active)
postfix/smtp[7753]: connect to mail.example.com.br[203.0.112.2]:25: Connection timed out
postfix/smtp[7753]: 8AB3920D44: to=<[email protected]>, relay=none, delay=30, delays=0.01/0/30/0, dsn=4.4.1, status=deferred (connect to mail.example.com[203.0.112.2]:2or
CONFIG_TEXT: postfix/smtpd[10873]: disconnect from localhost[::1]
dovecot: service=imap, [email protected], ip=[::1]. Logged out rcvd=493, sent=652
postfix/smtp[10880]: 779F720D1F: to=<[email protected]>, relay=smtp.sendgrid.net[203.0.112.2]:587, delay=0.33, delays=0.1/0.02/0.18/0.02, dsn=5.0.0, status=bounced (host smtp.sendgrid.net[203.0.112.2] said: 550 Unauthenticated senders not allowed (in reply to MAIL FROM command)) -
User receives following delivery report in attempt to send a message:
CONFIG_TEXT: Action: failed
Status: 5.0.0
Remote-MTA: dns; smtp.sendgrid.net
Diagnostic-Code: smtp; 550 Unauthenticated senders not allowed
Cause
SendGrid is misconfigured.
Resolution
1. Disable SendGrid.
2. Check that SendGrid is integrated with Postfix properly according to the SendGrid documentation .
For further assistance contact SendGrid Technical Support .
Comments
2 comments
What is the configuration ? is postfix required ?
Hello @Arnaud!
Yes, Postfix is required.
Postfix configuration example for integration may be found here: SendGrid documentation
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