On 16.04 beta, doing the above just adds the error: Error loading module 'res_agi.so': /usr/lib/asterisk/modules/res_agi.so: undefined symbol: ast_speech_change
And with systemd, it just cycles round and round trying to start: Apr 5 17:25:06 nigel-mate systemd[1]: asterisk.service: Main process exited, code=dumped, status=6/ABRT Apr 5 17:25:06 nigel-mate systemd[1]: asterisk.service: Unit entered failed state. Apr 5 17:25:06 nigel-mate systemd[1]: asterisk.service: Failed with result 'core-dump'. Apr 5 17:25:07 nigel-mate systemd[1]: asterisk.service: Service hold-off time over, scheduling restart. Apr 5 17:25:07 nigel-mate systemd[1]: Stopped Asterisk PBX. Apr 5 17:25:07 nigel-mate systemd[1]: Started Asterisk PBX. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1314058 Title: app_stack.so: undefined symbol: ast_agi_unregister To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/asterisk/+bug/1314058/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs