Can someone suggest the best way of deleting a mailbox that has gotten too long? This one is stopping our daily "quota fix" command from running: Nov 24 06:40:07 imap.bath.ac.uk quota[12707]: [ID 240394 mail.error] IOERROR: opening quota file /opt/etc/imapd/quota/a/user.abc20.INBOX.INBOX.INBOX.INBOX.INBOX.toINBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.Deleted Messages: File name too long Nov 24 06:40:07 imap.bath.ac.uk quota[12707]: [ID 335833 mail.error] DBERROR: error fetching user.abc20.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.Deleted Messages: cyrusdb error Nov 24 06:40:07 imap.bath.ac.uk quota[12707]: [ID 857756 mail.notice] skiplist: unlock while not locked Nov 24 06:40:07 imap.bath.ac.uk quota[12707]: [ID 809228 mail.error] failed building quota list for '*': System I/O error: Bad file number I have managed to delete all the parent folders, but not this one. cyradm won't even let me enter a mailbox name this long, but I can use a "*" which LISTs and DELETEs all the mailboxes apart from this one. cyradm output: imap.bath.ac.uk> dm "user.abc20.INBOX.*" Deleting mailbox user.abc20.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.Deleted Messages...Invalid mailbox name And IMAP telemetry log: <1290605708<9 RLIST "" "user.abc20.INBOX.*" >1290605708>* LIST (\HasNoChildren) "." "user.abc20.INBOX.INBOX.INBOX.INBOX.INBO X.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX. INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.IN BOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBO X.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX. INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.IN BOX.INBOX.INBOX.INBOX.Deleted Messages" 9 OK Completed (0.000 secs 2 calls) <1290605708<10 DELETE "user.abc20.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBO X.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX. INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.IN BOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBO X.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX. INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.INBOX.IN BOX.Deleted Messages" >1290605708>10 NO Invalid mailbox name My "cyrus" user has "create" permissions on the mailbox, so it's not an ACL issue. I have removed the mailbox from the filesystem and run a reconstruct, but this (predictably) just recreates the folder on the filesystem. We're running Cyrus 2.3.13. Regards, Dave. David Mayo Networks/Systems Administrator University of Bath Computing Services, UK ---- Cyrus Home Page: http://www.cyrusimap.org/ List Archives/Info: http://lists.andrew.cmu.edu/pipermail/info-cyrus/