Hi,

I am having the same issue as:

http://www.dovecot.org/list/dovecot/2014-April/095681.html

although I am using the latest dovecot-core and dovecot-lucene packages from the debian sid repo which already has the patch (http://hg.dovecot.org/dovecot-2.2/rev/5e42a8c18b51) mentioned in the above thread implemented.

doveadm(admin): Info: Old.All: Caching mails seq=1..300332 9400/300332 Program received signal SIGSEGV, Segmentation fault. (gdb) bt #0 __wcslen ( s=s@entry=0xb93887a8 L" btnToggle: \"Change size\"}</script>\r\nhttp://s26 ucoz net/src/ulightbox/ulightbox css\" rel=\"stylesheet\" type=\"text/css\" />