Xử lý lỗi file_dotlock_create(varmailusername) failed Permission denied
Apr 3 00:10:11 autumn dovecot: imap(username): Error: file_dotlock_create(/var/mail/username) failed: Permission denied (euid=1000(username) egid=1000(username) missing +w perm: /var/mail, euid is not dir owner) (set mail_privileged_group=mail)
sudo nano /etc/dovecot/conf.d/10-mail.conf
change the parameter #mail_privileged_group to mail_privileged_group = mail
#save file
sudo service dovecot restart
Done.
