On Mar 10, 2006, at 6:24 AM, Matt Juszczak wrote:

Mar 9 16:15:19 bob dovecot: imap(username): file mbox-sync- rewrite.c: line 106(mbox_sync_headers_add_space): assertion failed:
(start_pos < data_size)

Can you reproduce this with some specific mbox? If so, could you put
the mbox through http://dovecot.org/tools/mbox-anonymize.pl and send
it to me?

Otherwise I'll look at this in a couple of weeks when I have more time.