Comment 132 for bug 507089

Problem is exist on Thunderbird 17 too, here we can find crash reports relevant to this issue from all versions of thunderbird: https://crash-stats.mozilla.com/report/list?product=Thunderbird&query_search=signature&query_type=contains&reason_type=contains&date=2013-07-26&range_value=28&range_unit=days&hang_type=any&process_type=any&signature=arena_dalloc+|+ldap_x_free+|+ldap_set_lderrno