Wiping 'as77-1':
    Deleting new events ... done
    Deleting failed events ... done
    Deleting active events ... done
    Deleting archived events ... done
    Deleting alarms ... done
    Deleting interfaces, subinterfaces and links ... Traceback (most recent call last):
  File "manage.py", line 41, in <module>
    execute_manager(settings)
  File "/opt/noc/contrib/lib/django/core/management/__init__.py", line 438, in execute_manager
    utility.execute()
  File "/opt/noc/contrib/lib/django/core/management/__init__.py", line 379, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/opt/noc/contrib/lib/django/core/management/base.py", line 191, in run_from_argv
    self.execute(*args, **options.__dict__)
  File "/opt/noc/contrib/lib/django/core/management/base.py", line 220, in execute
    output = self.handle(*args, **options)
  File "/opt/noc/main/management/commands/wipe.py", line 45, in handle
    wiper(o)
  File "/opt/noc/main/management/commands/wipe.py", line 133, in wipe_managed_object
    Link.objects.filter(interface=i.id).delete()
  File "build/bdist.freebsd-8.2-RELEASE-amd64/egg/mongoengine/queryset.py", line 1218, in delete
  File "build/bdist.freebsd-8.2-RELEASE-amd64/egg/mongoengine/queryset.py", line 518, in _collection
  File "build/bdist.freebsd-8.2-RELEASE-amd64/egg/mongoengine/queryset.py", line 368, in _query
  File "build/bdist.freebsd-8.2-RELEASE-amd64/egg/mongoengine/queryset.py", line 203, in to_query
  File "build/bdist.freebsd-8.2-RELEASE-amd64/egg/mongoengine/queryset.py", line 268, in accept
  File "build/bdist.freebsd-8.2-RELEASE-amd64/egg/mongoengine/queryset.py", line 160, in visit_query
  File "build/bdist.freebsd-8.2-RELEASE-amd64/egg/mongoengine/queryset.py", line 649, in _transform_query
  File "build/bdist.freebsd-8.2-RELEASE-amd64/egg/mongoengine/queryset.py", line 593, in _lookup_field
KeyError: 'interface'