2016-10-04 14:26:05.176 | Traceback (most recent call last):
2016-10-04 14:26:05.176 |   File "/usr/local/bin/cinder-manage", line 6, in <module>
2016-10-04 14:26:05.177 |     from cinder.cmd.manage import main
2016-10-04 14:26:05.177 |   File "/opt/stack/cinder/cinder/cmd/manage.py", line 77, in <module>
2016-10-04 14:26:05.177 |     from cinder import db
2016-10-04 14:26:05.177 |   File "/opt/stack/cinder/cinder/db/__init__.py", line 20, in <module>
2016-10-04 14:26:05.177 |     from cinder.db.api import *  # noqa
2016-10-04 14:26:05.178 |   File "/opt/stack/cinder/cinder/db/api.py", line 43, in <module>
2016-10-04 14:26:05.178 |     from cinder.api import common
2016-10-04 14:26:05.178 |   File "/opt/stack/cinder/cinder/api/common.py", line 30, in <module>
2016-10-04 14:26:05.178 |     from cinder import utils
2016-10-04 14:26:05.179 |   File "/opt/stack/cinder/cinder/utils.py", line 40, in <module>
2016-10-04 14:26:05.179 |     from os_brick import encryptors
2016-10-04 14:26:05.179 | ImportError: cannot import name encryptors
2016-10-04 14:26:05.219 | + /home/vagrant/devstack/lib/cinder:init_cinder:L1:   exit_trap
2016-10-04 14:26:05.220 | + ./stack.sh:exit_trap:L474:   local r=1
2016-10-04 14:26:05.220 | ++ ./stack.sh:exit_trap:L475:   jobs -p
2016-10-04 14:26:05.221 | + ./stack.sh:exit_trap:L475:   jobs=
2016-10-04 14:26:05.222 | + ./stack.sh:exit_trap:L478:   [[ -n '' ]]
2016-10-04 14:26:05.222 | + ./stack.sh:exit_trap:L484:   kill_spinner
2016-10-04 14:26:05.222 | + ./stack.sh:kill_spinner:L370:   '[' '!' -z '' ']'
2016-10-04 14:26:05.222 | + ./stack.sh:exit_trap:L486:   [[ 1 -ne 0 ]]
2016-10-04 14:26:05.222 | + ./stack.sh:exit_trap:L487:   echo 'Error on exit'
2016-10-04 14:26:05.222 | Error on exit
2016-10-04 14:26:05.222 | + ./stack.sh:exit_trap:L488:   generate-subunit 1475590750 415 fail
2016-10-04 14:26:05.578 | + ./stack.sh:exit_trap:L489:   [[ -z /opt/stack/logs ]]
2016-10-04 14:26:05.578 | + ./stack.sh:exit_trap:L492:   /home/vagrant/devstack/tools/worlddump.py -d /opt/stack/logs
2016-10-04 14:26:05.707 | ovs-ofctl: br-int is not a bridge or a socket
2016-10-04 14:26:05.718 | ovs-ofctl: br-tun is not a bridge or a socket
2016-10-04 14:26:05.728 | ovs-ofctl: br-ex is not a bridge or a socket
2016-10-04 14:26:05.737 | ovs-ofctl: br-int is not a bridge or a socket
2016-10-04 14:26:05.746 | ovs-ofctl: br-tun is not a bridge or a socket
2016-10-04 14:26:05.755 | ovs-ofctl: br-ex is not a bridge or a socket
2016-10-04 14:26:05.902 | + ./stack.sh:exit_trap:L498:   exit 1