I found an easy workaround for this was just to blow away the /etc/init.d/zabbix-* files and then it allowed me to upgrade.
i assume this error was caused by migrating the init.d file to a upstart-job -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1127995 Title: package zabbix-server-mysql 1:2.0.2+dfsg-3 failed to install/upgrade: le sous-processus script pre-removal installé a retourné une erreur de sortie d'état 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zabbix/+bug/1127995/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs