Hi!, today my Squid 3.2.1 exited with this errors in cache.log, i have restarted it, i send to the list just in case it helps to find a bug. 2012/10/18 13:14:45| BUG: Orphan Comm::Connection: local=[fe80::215:17ff:feb2:303e]:53077 remote=[2a00:1450:400c:c05::54]:443 FD 306 flags=1 2012/10/18 13:14:45| NOTE: 3 Orphans since last started. 2012/10/18 13:14:45| comm.cc(1094) _comm_close: BUG 3556: FD 306 is not an open socket. 2012/10/18 13:14:49| clientNegotiateSSL: Error negotiating SSL connection on FD 142: error:14094418:SSL routines:SSL3_READ_BYTES:tlsv1 alert unknown ca (1/0) 2012/10/18 13:14:54| BUG: Orphan Comm::Connection: local=[fe80::215:17ff:feb2:303e]:36372 remote=[2a00:1450:4007:804::101e]:443 FD 317 flags=1 2012/10/18 13:14:54| NOTE: 4 Orphans since last started. 2012/10/18 13:14:54| comm.cc(1094) _comm_close: BUG 3556: FD 317 is not an open socket. 2012/10/18 13:15:07| assertion failed: forward.cc:199: "err" Regards, Miguel Angel.