2014-10-18 15:52:58 INFO vhost-config-relation-changed Traceback (most recent call last):
2014-10-18 15:52:58 INFO vhost-config-relation-changed File "/var/lib/juju/agents/unit-landscape-0/charm/hooks/vhost-config-relation-changed", line 906, in <module>
2014-10-18 15:52:58 INFO vhost-config-relation-changed hooks[hook]()
2014-10-18 15:52:58 INFO vhost-config-relation-changed File "/var/lib/juju/agents/unit-landscape-0/charm/hooks/vhost-config-relation-changed", line 429, in vhost_config_relation_changed
2014-10-18 15:52:58 INFO vhost-config-relation-changed haproxy_service_name = _get_haproxy_service_name()
2014-10-18 15:52:58 INFO vhost-config-relation-changed File "/var/lib/juju/agents/unit-landscape-0/charm/hooks/vhost-config-relation-changed", line 114, in _get_haproxy_service_name
2014-10-18 15:52:58 INFO vhost-config-relation-changed haproxy_service = haproxy_relation_units[0].rsplit("/", 1)[0]
2014-10-18 15:52:58 INFO vhost-config-relation-changed IndexError: list index out of range
2014-10-18 15:52:58 ERROR juju.worker.uniter uniter.go:486 hook failed: exit status 1