Red Hat Bugzilla – Bug 201406
dovecot-1.0-0.rc2 may hang Thunderbird while "Copying message to Sent folder..."
Last modified: 2014-01-21 17:54:55 EST
Description of problem:
Many people observe hangs in Thunderbird during attempts to store
archival copies of an outgoing mail. The problem is somewhat elusive
(it seems to depend on a timing, layout and other external factors
and not everybody is hit by it) and possibly really a Thunderbird issue
but this particular dovecot version triggers it. Version 184.108.40.206
of Thunderbird does not really solves that regardless of some
reports to the contrary.
See a thread with http://www.dovecot.org/list/dovecot/2006-August/015138.html
for more insight. This thread actually starts with
Depends on your "luck". Some accounts seems to be hit regularly,
other do not run into that at all.
It appears that a replacement ssl-proxy-openssl.c from
actually helps (and maye really solves the issue; at least with