This is rather curious as /var/log/upstart is auto-created on install:
dpkg -L upstart|grep /var/log/upstart
I suspect something else on those systems is removing /var/log/upstart/ which is causing subsequent logrotate runs to error.
This is rather curious as /var/log/upstart is auto-created on install:
dpkg -L upstart|grep /var/log/upstart
I suspect something else on those systems is removing /var/log/upstart/ which is causing subsequent logrotate runs to error.