[Dovecot] imap process crashing with "file mail-cache-fields.c: line 26: unreached"

[Timo Sirainen]

On Fri, 2006-10-27 at 21:18 +0200, Hans Morten Kind wrote:
> > --cut--
> > Oct 27 11:20:11 hostname dovecot: IMAP(user): file mail-cache-fields.c:
> > line 26: unreached
> > Oct 27 11:20:11 hostname dovecot: child 27514 (imap) killed with signal
> > 6
> > --cut--
> 
> 
> We did also experience this after moving to rc10,
> by some reason field_has_fixed_size() in src/lib-index/mail-cache-fields.c
> is called with an undef value of 32,
> it seems to be safe to return FALSE rather than i_unreched()

It shouldn't really be happening at all, but I think this change should
change the crash to a "cache file corrupted" error:

http://dovecot.org/list/dovecot-cvs/2006-November/006642.html
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