Update on a port with fixed_ips attribute (subnet_id, ip_address) failed with internal server error

Build 1.10 16

Port Update request {'port': {'fixed_ips': [{'subnet_id': u'ce670450-a9bc-4c2e-99de-a59de2e6d6b5', 'ip_address': '7.25.179.160'}]}}

contrail-api.log :

<type 'exceptions.KeyError'>
Python 2.7.3: /usr/bin/python
Sun Aug 17 21:47:47 2014

A problem occurred in a Python script. Here is the sequence of
function calls leading up to the error, in the order they occurred.

 /usr/lib/python2.7/dist-packages/vnc_openstack/neutron_plugin_interface.py in plugin_update_port(self=<vnc_openstack.neutron_plugin_interface.NeutronPluginInterface object>, context={u'is_admin': True, u'operation': u'UPDATE', u'roles': [u'KeystoneAdmin', u'admin', u'KeystoneServiceAdmin'], u'tenant': u'f73ca22c5af44590bfd38478f998426a', u'tenant_id': u'f73ca22c5af44590bfd38478f998426a', u'type': u'port', u'user_id': u'ab7a0af5dda6434cbc917ce50b79807e'}, port={u'fields': None, u'filters': None, u'id': u'19e9b6fb-a06e-44ce-9ac9-12079f969483', u'resource': {u'fixed_ips': [{u'ip_address': u'7.25.179.160', u'subnet_id': u'ce670450-a9bc-4c2e-99de-a59de2e6d6b5'}], 'id': u'19e9b6fb-a06e-44ce-9ac9-12079f969483'}})
  387 cfgdb = self._get_user_cfgdb(context)
  388 net_info = cfgdb.port_update(port['id'],
  389 port['resource'])
  390 return net_info
  391 except Exception as e:
port = {u'fields': None, u'filters': None, u'id': u'19e9b6fb-a06e-44ce-9ac9-12079f969483', u'resource': {u'fixed_ips': [{u'ip_address': u'7.25.179.160', u'subnet_id': u'ce670450-a9bc-4c2e-99de-a59de2e6d6b5'}], 'id': u'19e9b6fb-a06e-44ce-9ac9-12079f969483'}}

 /usr/lib/python2.7/dist-packages/vnc_openstack/neutron_plugin_db.py in port_update(self=<vnc_openstack.neutron_plugin_db.DBInterface object>, port_id=u'19e9b6fb-a06e-44ce-9ac9-12079f969483', port_q={u'fixed_ips': [{u'ip_address': u'7.25.179.160', u'subnet_id': u'ce670450-a9bc-4c2e-99de-a59de2e6d6b5'}], 'id': u'19e9b6fb-a06e-44ce-9ac9-12079f969483'})
 3449 req_ip_subnets = []
 3450 port_q['id'] = port_id
 3451 port_obj = self._port_neutron_to_vnc(port_q, None, UPDATE)
 3452 net_id = port_obj.get_virtual_network_refs()[0]['uuid']
 3453 net_obj = self._network_read(net_id)
port_obj undefined
self = <vnc_openstack.neutron_plugin_db.DBInterface object>
self._port_neutron_to_vnc = <bound method DBInterface._port_neutron_to_vnc o..._openstack.neutron_plugin_db.DBInterface object>>
port_q = {u'fixed_ips': [{u'ip_address': u'7.25.179.160', u'subnet_id': u'ce670450-a9bc-4c2e-99de-a59de2e6d6b5'}], 'id': u'19e9b6fb-a06e-44ce-9ac9-12079f969483'}
builtinNone = None
global UPDATE = 3

 /usr/lib/python2.7/dist-packages/vnc_openstack/neutron_plugin_db.py in _port_neutron_to_vnc(self=<vnc_openstack.neutron_plugin_db.DBInterface object>, port_q={u'fixed_ips': [{u'ip_address': u'7.25.179.160', u'subnet_id': u'ce670450-a9bc-4c2e-99de-a59de2e6d6b5'}], 'id': u'19e9b6fb-a06e-44ce-9ac9-12079f969483'}, net_obj=None, oper=3)
 2067
 2068 if 'fixed_ips' in port_q:
 2069 net_id = port_q['network_id']
 2070 for fixed_ip in port_q.get('fixed_ips', []):
 2071 if 'ip_address' in fixed_ip:
net_id undefined
port_q = {u'fixed_ips': [{u'ip_address': u'7.25.179.160', u'subnet_id': u'ce670450-a9bc-4c2e-99de-a59de2e6d6b5'}], 'id': u'19e9b6fb-a06e-44ce-9ac9-12079f969483'}
<type 'exceptions.KeyError'>: 'network_id'
    __class__ = <type 'exceptions.KeyError'>
    __delattr__ = <method-wrapper '__delattr__' of exceptions.KeyError object>
    __dict__ = {}
    __doc__ = 'Mapping key not found.'
    __format__ = <built-in method __format__ of exceptions.KeyError object>
    __getattribute__ = <method-wrapper '__getattribute__' of exceptions.KeyError object>
    __getitem__ = <method-wrapper '__getitem__' of exceptions.KeyError object>
    __getslice__ = <method-wrapper '__getslice__' of exceptions.KeyError object>
    __hash__ = <method-wrapper '__hash__' of exceptions.KeyError object>
    __init__ = <method-wrapper '__init__' of exceptions.KeyError object>
    __new__ = <built-in method __new__ of type object>
    __reduce__ = <built-in method __reduce__ of exceptions.KeyError object>
    __reduce_ex__ = <built-in method __reduce_ex__ of exceptions.KeyError object>
    __repr__ = <method-wrapper '__repr__' of exceptions.KeyError object>
    __setattr__ = <method-wrapper '__setattr__' of exceptions.KeyError object>
    __setstate__ = <built-in method __setstate__ of exceptions.KeyError object>
    __sizeof__ = <built-in method __sizeof__ of exceptions.KeyError object>
    __str__ = <method-wrapper '__str__' of exceptions.KeyError object>
    __subclasshook__ = <built-in method __subclasshook__ of type object>
    __unicode__ = <built-in method __unicode__ of exceptions.KeyError object>
    args = ('network_id',)
    message = 'network_id'

The above is a description of an error in a Python program. Here is
the original traceback:

Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/vnc_openstack/neutron_plugin_interface.py", line 389, in plugin_update_port
    port['resource'])
  File "/usr/lib/python2.7/dist-packages/vnc_openstack/neutron_plugin_db.py", line 3451, in port_update
    port_obj = self._port_neutron_to_vnc(port_q, None, UPDATE)
  File "/usr/lib/python2.7/dist-packages/vnc_openstack/neutron_plugin_db.py", line 2069, in _port_neutron_to_vnc
    net_id = port_q['network_id']
KeyError: 'network_id'

Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/bottle.py", line 764, in _handle
    return route.call(**args)
  File "/usr/lib/python2.7/dist-packages/bottle.py", line 1575, in wrapper
    rv = callback(*a, **ka)
  File "/usr/lib/python2.7/dist-packages/vnc_openstack/neutron_plugin_interface.py", line 452, in plugin_http_post_port
    return self.plugin_update_port(context, port)
  File "/usr/lib/python2.7/dist-packages/vnc_openstack/neutron_plugin_interface.py", line 393, in plugin_update_port
    raise e
KeyError: 'network_id'
10.204.217.7 - - [2014-08-17 21:47:47] "POST /neutron/port HTTP/1.1" 500 156 0.011835