UNHANDLED EXCEPTION (2013-11-19 21:38:13.331281)
Working directory: /opt/noc
<type 'exceptions.AttributeError'>
'NoneType' object has no attribute 'get_model_connection'
START OF TRACEBACK
------------------------------------------------------------------------
File: /opt/noc/inv/apps/objectmodel/views.py (Line: 50)
Function: api_compatible
   43             # Connections
   44             r = []
   45             for c in o.connections:
   46                 # Find compatible objects
   47                 proposals = []
   48                 for t, n in o.get_connection_proposals(c.name):
   49                     m = ObjectModel.objects.filter(id=t).first()
   50 ==>                 mc = m.get_model_connection(n)
   51                     proposals += [{
   52                         "model": m.name,
   53                         "model_description": m.description,
   54                         "name": n,
   55                         "description": mc.description,
   56                         "gender": mc.gender
Variables:
                   c = <ObjectModelConnection: in>
                   m = None
                self =
<noc.inv.apps.objectmodel.views.ObjectModelApplication object at 0x80d745050>
           proposals = []
             request =
<WSGIRequest
path:/inv/objectmodel/528ba143f3b682005d9788a1/compatible/,
GET:<QueryDict: {u'_dc': [u'1384882699120']}>,
POST:<QueryDict: {}>,
COOKIES:{'csrftoken': 'IE6aNOYA3mfrxpOJUvlG5H9owwYjbZke',
 'sessionid': '3ded034749730c8f7fa8e5fd5040c44a'},
META:{'HTTP_ACCEPT': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
 'HTTP_ACCEPT_ENCODING': 'gzip, deflate',
 'HTTP_ACCEPT_LANGUAGE': 'en-US,en;q=0.5',
 'HTTP_CONNECTION': 'close',
 'HTTP_COOKIE': 'csrftoken=IE6aNOYA3mfrxpOJUvlG5H9owwYjbZke; sessionid=3ded034749730c8f7fa8e5fd5040c44a',
 'HTTP_DNT': '1',
 'HTTP_HOST': '127.0.0.1:8000',
 'PATH_INFO': u'/inv/objectmodel/528ba143f3b682005d9788a1/compatible/',
 'QUERY_STRING': '_dc=1384882699120',
 'REMOTE_ADDR': '127.0.0.1',
 'REQUEST_METHOD': 'GET',
 'SCRIPT_NAME': u'',
 'SERVER_NAME': '127.0.0.1',
 'SERVER_PORT': '8000',
 'SERVER_PROTOCOL': 'HTTP/1.0',
 'wsgi.errors': <open file '/dev/null', mode 'a+' at 0x807425ed0>,
 'wsgi.input': <_io.BytesIO object at 0x80e0508f0>,
 'wsgi.multiprocess': True,
 'wsgi.multithread': False,
 'wsgi.run_once': False,
 'wsgi.url_scheme': 'http',
 'wsgi.version': (1, 0)}>
                   o = <ObjectModel: Avago | Transceiver | 1G | SFP LH>
                   n = u'ge-X/0/0'
                   r = []
                   t = ObjectId('5252af05f3b6820cefcee335')
                  id = u'528ba143f3b682005d9788a1'
------------------------------------------------------------------------
File: /opt/noc/lib/app/site.py (Line: 232)
Function: inner
  225                                            for k, v in request.POST.lists())
  226                         elif request.method == "GET":
  227                             a = dict((k, v[0] if len(v) == 1 else v)
  228                                      for k, v in request.GET.lists())
  229                         logging.debug("API %s %s %s" % (request.method,
  230                                                         request.path, a))
  231                     # Call handler
  232 ==>                 r = v(request, *args, **kwargs)
  233                     # Dump SQL statements
  234                     if self.log_sql_statements:
  235                         from django.db import connections
  236                         tsc = 0
  237                         sc = defaultdict(int)
  238                         for conn in connections.all():
Variables:
                args = ()
            view_map =
{'GET': <bound method ObjectModelApplication.api_compatible of <noc.inv.apps.objectmodel.views.ObjectModelApplication object at 0x80d745050>>}
                Form = <class 'django.forms.forms.Form'>
       DictParameter = <class 'noc.sa.interfaces.base.DictParameter'>
                self = <noc.lib.app.site.Site object at 0x80a0d2050>
                   v =
<bound method ObjectModelApplication.api_compatible of <noc.inv.apps.objectmodel.views.ObjectModelApplication object at 0x80d745050>>
             request =
<WSGIRequest
path:/inv/objectmodel/528ba143f3b682005d9788a1/compatible/,
GET:<QueryDict: {u'_dc': [u'1384882699120']}>,
POST:<QueryDict: {}>,
COOKIES:{'csrftoken': 'IE6aNOYA3mfrxpOJUvlG5H9owwYjbZke',
 'sessionid': '3ded034749730c8f7fa8e5fd5040c44a'},
META:{'HTTP_ACCEPT': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
 'HTTP_ACCEPT_ENCODING': 'gzip, deflate',
 'HTTP_ACCEPT_LANGUAGE': 'en-US,en;q=0.5',
 'HTTP_CONNECTION': 'close',
 'HTTP_COOKIE': 'csrftoken=IE6aNOYA3mfrxpOJUvlG5H9owwYjbZke; sessionid=3ded034749730c8f7fa8e5fd5040c44a',
 'HTTP_DNT': '1',
 'HTTP_HOST': '127.0.0.1:8000',
 'PATH_INFO': u'/inv/objectmodel/528ba143f3b682005d9788a1/compatible/',
 'QUERY_STRING': '_dc=1384882699120',
 'REMOTE_ADDR': '127.0.0.1',
 'REQUEST_METHOD': 'GET',
 'SCRIPT_NAME': u'',
 'SERVER_NAME': '127.0.0.1',
 'SERVER_PORT': '8000',
 'SERVER_PROTOCOL': 'HTTP/1.0',
 'wsgi.errors': <open file '/dev/null', mode 'a+' at 0x807425ed0>,
 'wsgi.input': <_io.BytesIO object at 0x80e0508f0>,
 'wsgi.multiprocess': True,
 'wsgi.multithread': False,
 'wsgi.run_once': False,
 'wsgi.url_scheme': 'http',
 'wsgi.version': (1, 0)}>
  InterfaceTypeError = <class 'noc.sa.interfaces.base.InterfaceTypeError'>
     to_log_api_call = False
              kwargs = {'id': u'528ba143f3b682005d9788a1'}
    PermissionDenied = <class 'noc.lib.app.access.PermissionDenied'>
                 app =
<noc.inv.apps.objectmodel.views.ObjectModelApplication object at 0x80d745050>
------------------------------------------------------------------------
END OF TRACEBACK