- Plesk 12.5 for Linux
Unable to access mailbox with a correct password via IMAP/POP3. Every time authentification window is prompted.
Courier-IMAP service is installed.
The following message can be found in
courier-pop3d: bind: Address already in use
courier-pop3s: bind: Address already in use
courier-imapd: bind: Address already in use
courier-imaps: bind: Address already in use
Checking 143 port, the following output is shown:
# netstat -ntpl | grep 143
tcp 0 0 :::143 :::* LISTEN 8823/dovecot
OS dovecot package is running and using the same ports. dovecot package is not compatible with Plesk and should be removed. Only psa-dovecot can be used with Plesk.
Remove dovecot package:
# rpm -e dovecot