This has been fixed by the latest systemd upgrade:
systemd (219-4ubuntu8) vivid; urgency=medium
* force ifup@ to run after systemd-tmpfiles-setup as ifupdown operations require /run/network which is being created by tmpfiles (LP: #1434020).
-- Scott Moser <email address hidden> Fri, 20 Mar 2015 09:48:23 -0400
This has been fixed by the latest systemd upgrade:
systemd (219-4ubuntu8) vivid; urgency=medium
* force ifup@ to run after systemd- tmpfiles- setup as ifupdown
operations require /run/network which is being created by tmpfiles
(LP: #1434020).
-- Scott Moser <email address hidden> Fri, 20 Mar 2015 09:48:23 -0400