It seems to me that media-hub is crashing at the time approver tries to play the ringtone. The workaround we landed makes sure the next incoming calls will work without rebooting the device, but not the one that actually crashed media-hub.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1512132 Title: sometimes no ring for incoming calls. To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1512132/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs