Here is what I get:
^[[01;31mERROR nova.openstack.common.rpc.amqp [^[[01;36mreq-3e3dfa67-e262-495c-ba48-7d38a387dad7 ^[[00;36madmin demo^[[01;31m] ^[[01;35m^[[01;31mException during message handling^[[00m
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00mTraceback (most recent call last):
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/openstack/common/rpc/amqp.py", line 461, in _process_data
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    **args)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/openstack/common/rpc/dispatcher.py", line 172, in dispatch
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    result = getattr(proxyobj, method)(ctxt, **kwargs)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 353, in decorated_function
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    return function(self, context, *args, **kwargs)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/exception.py", line 90, in wrapped
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    payload)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/exception.py", line 73, in wrapped
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    return f(self, context, *args, **kw)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 243, in decorated_function
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    pass
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 229, in decorated_function
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    return function(self, context, *args, **kwargs)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 294, in decorated_function
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    function(self, context, *args, **kwargs)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 271, in decorated_function
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    e, sys.exc_info())
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 258, in decorated_function
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    return function(self, context, *args, **kwargs)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 1792, in terminate_instance
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    do_terminate_instance(instance, bdms)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/openstack/common/lockutils.py", line 246, in inner
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    return f(*args, **kwargs)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 1784, in do_terminate_instance
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    reservations=reservations)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/hooks.py", line 105, in inner
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    rv = f(*args, **kwargs)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 1757, in _delete_instance
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    user_id=user_id)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 1729, in _delete_instance
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    self._shutdown_instance(context, db_inst, bdms)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 1639, in _shutdown_instance
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    network_info = self._get_instance_nw_info(context, instance)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 876, in _get_instance_nw_info
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    instance)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/network/neutronv2/api.py", line 455, in get_instance_nw_info
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    result = self._get_instance_nw_info(context, instance, networks)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/network/neutronv2/api.py", line 463, in _get_instance_nw_info
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    nw_info = self._build_network_info_model(context, instance, networks)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/network/neutronv2/api.py", line 1010, in _build_network_info_model
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    subnets)
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m  File "/opt/stack/nova/nova/network/neutronv2/api.py", line 936, in _nw_info_build_network
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00m    for net in networks:
TRACE nova.openstack.common.rpc.amqp ^[[01;35m^[[00mTypeError: 'NoneType' object is not iterable