Problem opening IMAP INBOX with Domino 8.5

If you are getting an error

The server returned the error: SELECT failure, cannot select mailbox: Entry not found in index

Most likely the IMAP INBOX for that user has been corrupted. The solution is simple and quick even on large mailboxes

  • Disable IMAP NSF support for user’s mailfile by issuing the command: load convert -e- …mail/usermail.nsf
  • Enable IMAP NSF support for user’s mailfile by issuing the command: load convert -e ..mail/usermail.nsf