It is not possible to send email messages from the Plesk hosted
example.comwebsite using the WordPress contact form, the process fails with the following errors in
plesk sendmail: ERROR Rejecting message: system user uid=' xx ' is not allowed to send mail
plesk sendmail: handlers_stderr: DATA REPLY:554:5.7.0 Your message could not be sent. The user jdoe is not allowed to send email.
plesk sendmail: handlers_stderr: REJECT
plesk sendmail: REJECT during call 'limit-out' handler
The mail service is disabled for the
- Log into Plesk.
- Go to Subscriptions > example.com > Mail > Mail Settings.
- Select the
example.comdomain and press the Deactivate/Activate Services button:
- From the drop-down menu Mail service of the appeared window select Enable and press the OK button: