- Plesk for Linux
- New incoming messages are duplicated on a few or all mailboxes on the server, regardless of the mail client used.
- Courier is selected as the IMAP server in Tools & Settings > Mail Server Settings
#PPPM-12530 "On Plesk servers with Courier IMAP installed, all incoming emails are no longer duplicated for mail accounts that were disabled and then re-enabled."
- Plesk Obsidian 08 December 2020 (Linux)
If update is not possible for some reason you may try the following
As a workaround:
Connect to the server via SSH
Consider one of the following options:
Repair a single mailbox:
# plesk repair mail firstname.lastname@example.org
Repair the mail server configuration:
Warning: Reconfiguration may take a significant amount of time, depending on the number of mailboxes on the server.
# plesk sbin mchk --with-spam