Kann das hiermit zu tun haben?
midb logfile:
`/user/0/3
[2023-09-12 18:50:26.664169]: sync_mailbox /var/lib/gromox/user/0/3 fld 15 skipped: PR_CONTAINER_CLASS not IPF.Note
[2023-09-12 18:50:26.664387]: sync_mailbox /var/lib/gromox/user/0/3 fld 16 skipped: PR_CONTAINER_CLASS not IPF.Note
[2023-09-12 18:50:26.664520]: sync_mailbox /var/lib/gromox/user/0/3 fld 17 skipped: PR_CONTAINER_CLASS not IPF.Note
[2023-09-12 18:50:26.664644]: sync_mailbox /var/lib/gromox/user/0/3 fld 18 skipped: PR_CONTAINER_CLASS not IPF.Note
[2023-09-12 18:50:26.664774]: sync_mailbox /var/lib/gromox/user/0/3 fld 19 skipped: PR_CONTAINER_CLASS not IPF.Note
[2023-09-12 18:50:26.664890]: sync_mailbox /var/lib/gromox/user/0/3 fld 20 skipped: PR_ATTR_HIDDEN=1
[2023-09-12 18:50:26.665030]: sync_mailbox /var/lib/gromox/user/0/3 fld 21 skipped: PR_ATTR_HIDDEN=1
[2023-09-12 18:50:26.665135]: sync_mailbox /var/lib/gromox/user/0/3 fld 22 skipped: PR_ATTR_HIDDEN=1
[2023-09-12 18:50:26.665277]: sync_mailbox /var/lib/gromox/user/0/3 fld 29 skipped: PR_ATTR_HIDDEN=1
[2023-09-12 18:50:26.665382]: sync_mailbox /var/lib/gromox/user/0/3 fld 1910545 skipped: PR_CONTAINER_CLASS not IPF.Note`
imap log
`1]: < 372 noop: ret=6a6h code=1702
[2023-09-12 18:48:43.020472]: < 94 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:48:43.088705]: user=Paul@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:48:43.798926]: < 70 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:48:43.857167]: user=Paul@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:48:44.194652]: < 97 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:48:44.253230]: user=Paul@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:48:44.425627]: < 47 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:48:44.425627]: << 22 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:48:44.426036]: 4 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:48:44.426301]: < 7 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:48:44.486761]: user=Peter@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:48:44.494426]: user=Heidi@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:48:44.501766]: user=Paul@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:48:44.533031]: user=Firma@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:48:44.640893]: < 58 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:48:44.663834]: user=Paul@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:48:46.471352]: < 3 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:48:46.540376]: user=Firma@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:49:26.025707]: < 13 uid store 26 +Flags (\Seen): ret=6bch code=1724
[2023-09-12 18:49:29.635858]: < 15 uid store 26 +Flags (\Seen): ret=6bch code=1724
[2023-09-12 18:49:30.160715]: < 19 uid store 26 +FLAGS (\Deleted \Seen): ret=6bch code=1724
[2023-09-12 18:49:30.172105]: user=Firma@XXX, host=[::ffff:192.168.0.191] message /var/lib/gromox/user/2/2/eml/1694532487.428.mail has been deleted
[2023-09-12 18:49:30.186536]: < 21 noop: ret=6a6h code=1702
[2023-09-12 18:49:34.625729]: < 36 noop: ret=6a6h code=1702
[2023-09-12 18:49:36.208641]: < 38 uid store 240 +Flags (\Seen): ret=6bch code=1724
[2023-09-12 18:49:39.082784]: < 40 uid store 239 +Flags (\Seen): ret=6bch code=1724
[2023-09-12 18:50:43.746623]: < 38 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:50:43.783153]: user=Paul@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:51:24.317517]: < 73 noop: ret=6a6h code=1702
[2023-09-12 18:51:24.318545]: < 1128< 377 noop: ret=6a6h code=1702
[2023-09-12 18:51:24.318545]: noop: ret=6a6h code=1702
[2023-09-12 18:52:48.823114]: < 53 uid store 14440 +Flags (\Answered): ret=6bch code=1724
[2023-09-12 18:52:48.860571]: user=Paul@XXX, host=[::ffff:192.168.0.191] message /var/lib/gromox/user/2/1/eml/1694537568.20.mail is appended OK
[2023-09-12 18:52:49.412069]: < 55 noop: ret=6a6h code=1702
[2023-09-12 18:52:51.115365]: user=Paul@XXX, host=[::ffff:192.168.0.191] connection lost
[2023-09-12 18:52:51.191015]: user=Paul@XXX, host=[::ffff:192.168.0.191] message /var/lib/gromox/user/2/1/eml/1694537571.21.mail is appended OK
[2023-09-12 18:52:58.184233]: < 382 noop: ret=6a6h code=1702
[2023-09-12 18:53:09.721681]: < 86 STARTTLS: ret=6a8h code=1704
[2023-09-12 18:53:09.745624]: user=Paul@XXX, host=[::ffff:192.168.0.191] login success
[2023-09-12 18:55:37.869668]: user=Peter@XXX, host=[::ffff:192.168.0.175] auto logout
[2023-09-12 18:55:37.870708]: user=Peter@XXX, host=[::ffff:192.168.0.175] auto logout
[2023-09-12 18:55:39.674442]: < 1133 check: ret=6b4h code=1716`