Assuming '8' = mail, i cannot see anything wrong here... Can you turn on 'mail_debug=yes' and attempt folder deletion, and check logs after that?
Aki > On 20 May 2018 at 16:19 Yves Goergen <nospam.l...@unclassified.de> wrote: > > > Here's the output of 'doveconf -n': > > # 2.2.22 (fe789d2): /etc/dovecot/dovecot.conf > # Pigeonhole version 0.4.13 (7b14904) > doveconf: Warning: NOTE: You can get a new clean config file with: > doveconf -n > dovecot-new.conf > doveconf: Warning: Obsolete setting in /etc/dovecot/local.conf:21: > ssl_parameters_regenerate should have 'hours' suffix > # OS: Linux 4.4.0-124-generic x86_64 Ubuntu 16.04.3 LTS > auth_mechanisms = plain login > disable_plaintext_auth = no > first_valid_uid = 8 > imap_idle_notify_interval = 5 mins > last_valid_uid = 8 > listen = 5.9.48.194, 2a01:4f8:161:40c9::2, 127.0.0.1, ::1 > log_timestamp = "%Y-%m-%d %H:%M:%S " > mail_gid = 8 > mail_plugins = quota > mail_privileged_group = mail > mail_uid = 8 > namespace inbox { > inbox = yes > location = > mailbox Drafts { > special_use = \Drafts > } > mailbox Junk { > special_use = \Junk > } > mailbox Sent { > special_use = \Sent > } > mailbox "Sent Messages" { > special_use = \Sent > } > mailbox Trash { > special_use = \Trash > } > prefix = > } > passdb { > args = /etc/dovecot/dovecot-sql.conf.ext > driver = sql > } > plugin { > quota = maildir > } > protocols = imap pop3 > service imap-login { > process_limit = 300 > } > ssl_cert = </etc/letsencrypt/live/dotforward.de/fullchain.pem > ssl_cipher_list = > ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA > ssl_dh_parameters_length = 2048 > ssl_key = </etc/letsencrypt/live/dotforward.de/privkey.pem > ssl_parameters_regenerate = 1 hours > ssl_prefer_server_ciphers = yes > ssl_protocols = !SSLv2 !SSLv3 > userdb { > driver = prefetch > } > protocol imap { > mail_max_userip_connections = 100 > mail_plugins = quota imap_quota > } > > And this is the 'namei' output: > > f: /var/mail/virtual/****.de/yg/ > drwxr-xr-x root root / > drwxr-xr-x root root var > drwxrwsr-x root mail mail > drwx--S--- mail mail virtual > drwx--S--- mail mail ****.de > drwx--S--- mail mail yg > > Here's also the 'ls -al' output of that mailbox directory: > > insgesamt 136 > drwx--S--- 12 mail mail 4096 Mai 19 13:52 . > drwx--S--- 4 mail mail 4096 Mär 4 12:23 .. > drwx--S--- 5 mail mail 4096 Mai 18 23:16 .Archives > drwx--S--- 5 mail mail 4096 Mai 17 16:22 .Archives.TestA > drwx--S--- 5 mail mail 4096 Mai 18 14:09 .Archives.TestB > drwx--S--- 2 mail mail 4096 Mai 19 13:32 cur > -rw------- 1 mail mail 736 Mai 16 15:23 dovecot.index > -rw------- 1 mail mail 22096 Mai 19 13:32 dovecot.index.cache > -rw------- 1 mail mail 27260 Mai 19 13:34 dovecot.index.log > -rw------- 1 mail mail 28 Mai 16 14:33 dovecot-keywords > -rw------- 1 mail mail 168 Mai 16 17:41 dovecot.mailbox.log > -rw------- 1 mail mail 406 Mai 19 13:32 dovecot-uidlist > -rw------- 1 mail mail 8 Mai 16 17:41 dovecot-uidvalidity > -r--r--r-- 1 mail mail 0 Feb 28 19:32 dovecot-uidvalidity.5a96f5de > drwxr-sr-x 5 mail mail 4096 Mai 18 14:09 .Drafts > drwx--S--- 5 mail mail 4096 Feb 28 19:42 .Junk > -rw------- 1 mail mail 4621 Mai 19 13:32 maildirsize > drwx--S--- 2 mail mail 4096 Mai 19 13:32 new > drwxr-sr-x 5 mail mail 4096 Mai 18 14:08 .Sent > -rw------- 1 mail mail 62 Mai 16 17:42 subscriptions > drwx--S--- 2 mail mail 4096 Mai 20 12:35 tmp > drwxr-sr-x 5 mail mail 4096 Mai 18 18:15 .Trash > > -Yves > > > ________________________________________ > Von: Aki Tuomi > Gesendet: Sa, 2018-05-19 18:22 +0200 > > > This sounds more like misconfiguration to me. Can you provide doveconf > -n and full output of namei -vl /full/path/to/mailbox > > --- > Aki Tuomi > Dovecot oy > > -------- Original message -------- > From: Yves Goergen <nospam.l...@unclassified.de> > Date: 19/05/2018 18:51 (GMT+02:00) > To: Dovecot Mailing List <dovecot@dovecot.org> > Subject: Re: Cannot delete folder > > The issue still exists. Can anybody explain to me why dovecot creates > IMAP folders with the wrong filesystem permissions? Every new folder > that I create in the mailbox through Thunderbird (IMAP) has the wrong > permission and cannot be deleted anymore. > > This looks like a dovecot bug to me. > > -Yves > > > ________________________________________ > Von: Yves Goergen > Gesendet: Di, 2018-03-06 20:55 +0100 > > Hi there, > > I cannot delete IMAP folders in new mailboxes. When trying to delete a > folder in Thunderbird I get the error message "renaming not supported > across conflicting directory permissions". Looking up the error on the > web led me to checking the mailbox directory's permissions. They're > inconsistent in new mailboxes. While every single directory in an old > mailbox has "drwx--S---", some of the directories in a new mailbox have > "drwxr-sr-x" instead. I'm not sure what that means. The folders with the > later permissions are "Drafts", "Sent" and "Trash". Folders with the > first permissions are "Junk", "Archives" and "Archives.2018". All > folders were created by Thunderbird automatically. Now I wanted to > delete "Archives.2018". > > What's the issue here? Why do folders created by the same MUA in the > same event on the same mail server have different permissions and why > can't I delete one of them (which would probably move it into the trash > folder first)? > > Dovecot version is 2.2.22 on Ubuntu 16.04, Thunderbird is 52.6.0 on > Windows 10. > > -Yves >