This may be related to Bug #715056. From the comments in there I was able to find a main.cf-backup file in /var/backup/dovecot-postfix/ so that helped, but a warning should still be present.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/717298 Title: dovecot-postfix upgrade overrides main.cf -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
