- Plesk for Windows
- Mail Enable Professional or Enterprise edition is used as mail server. Smart host is not configured in SMTP connector settings.
Unable to send email:
PLESK_INFO: Requested action aborted: This mail account has sent too many messages in a short amount of time. Please try later.
- Option "Limit Maximum SMTP recipients" is enabled at MailEnable > Post Offices > example.com > Properties > Restrictions.
"Limit Maximum SMTP recipients" is exceeded.
Note: if you don't have administrative access to Plesk server via RDP, contact your hosting provider regarding the issue
Connect to the server using RDP.
%plesk_dir%Mail Servers\Mail Enable\Admin\MailEnableAdmin.msc:
- in MailEnableAdmin console, right-click Messaging Manager and open Properties. Move to the Security tab and Enable integrated Authentication. Apply the setting:
Navigate to Messaging Manager > Post Offices > example.com and right-click the Properties
On "Restrictions" tab, disable "Limit Maximum SMTP recipients" and click Apply
If smart host is used for outgoing mail, review its configuration, as it may cause the issue delaying the message delivery.