Cannot modify Active Directory project members in Horizon as admin

Solution Verified - Updated -


  • Receive error in Horizon when attempting to modify project/tenant users: "Danger: There was an error submitting the form. Please try again"
  • Also observe the following error in the horizon log:
2016-05-03 16:12:38,543 45957 ERROR django.request Internal Server Error: /dashboard/identity/<uuid>/update/
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/django/core/handlers/", line 112, in get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "/usr/lib/python2.7/site-packages/horizon/", line 36, in dec
    return view_func(request, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/horizon/", line 52, in dec
    return view_func(request, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/horizon/", line 36, in dec
    return view_func(request, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/django/views/generic/", line 69, in view
    return self.dispatch(request, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/django/views/generic/", line 87, in dispatch
    return handler(request, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/horizon/workflows/", line 165, in post
    context = self.get_context_data(**kwargs)
  File "/usr/lib/python2.7/site-packages/horizon/workflows/", line 89, in get_context_data
    workflow = self.get_workflow()
  File "/usr/lib/python2.7/site-packages/horizon/workflows/", line 79, in get_workflow
  File "/usr/share/openstack-dashboard/openstack_dashboard/wsgi/../../openstack_dashboard/dashboards/identity/projects/", line 546, in __init__
  File "/usr/lib/python2.7/site-packages/horizon/workflows/", line 648, in __init__
    valid = step.action.is_valid()
  File "/usr/lib/python2.7/site-packages/django/forms/", line 129, in is_valid
    return self.is_bound and not bool(self.errors)
  File "/usr/lib/python2.7/site-packages/django/forms/", line 121, in errors
  File "/usr/lib/python2.7/site-packages/django/forms/", line 274, in full_clean
  File "/usr/lib/python2.7/site-packages/django/forms/", line 300, in _clean_form
    self.cleaned_data = self.clean()
  File "/usr/share/openstack-dashboard/openstack_dashboard/wsgi/../../openstack_dashboard/dashboards/identity/projects/", line 91, in clean
    self.request, tenant_id=self.initial['project_id'])
  File "/usr/lib/python2.7/site-packages/horizon/utils/", line 90, in wrapped
    value = cache[key] = func(*args, **kwargs)
  File "/usr/share/openstack-dashboard/openstack_dashboard/wsgi/../../openstack_dashboard/usage/", line 262, in tenant_quota_usages
    snapshots = cinder.volume_snapshot_list(request, opts)
  File "/usr/share/openstack-dashboard/openstack_dashboard/wsgi/../../openstack_dashboard/api/", line 282, in volume_snapshot_list
  File "/usr/lib/python2.7/site-packages/cinderclient/v1/", line 136, in list
  File "/usr/lib/python2.7/site-packages/cinderclient/", line 70, in _list
    resp, body = self.api.client.get(url)
  File "/usr/lib/python2.7/site-packages/cinderclient/", line 302, in get
    return self._cs_request(url, 'GET', **kwargs)
  File "/usr/lib/python2.7/site-packages/cinderclient/", line 269, in _cs_request
  File "/usr/lib/python2.7/site-packages/cinderclient/", line 252, in request
    raise exceptions.from_response(resp, body)
ClientException: The server has either erred or is incapable of performing the requested operation. (HTTP 500) (Request-ID: req-<id>)
  • Error seen in cinder api log:
2016-05-03 09:55:50.275 13712 TRACE cinder.api.middleware.fault InvalidRequestError: Entity '<class 'cinder.db.sqlalchemy.models.Snapshot'>' has no property 'tenant_id'


  • Red Hat OpenStack Platform 6

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content