Hi, On 29-Oct-15 15:29, Timo Sirainen wrote: >> #1 0x080641f2 in imap_client_notify_ns (notify_ns=0x9f5b470) at >> imap-notify.c:248 > http://hg.dovecot.org/dovecot-2.2/rev/787cfed25b0f should fix this. That seems to have fixed it. Atleast no cores for couple hours.. before it was crashing every 15-30minutes. Thanks again, Toni