Image deletion from Horizon failed when browser language setting is Japanese

Solution Unverified - Updated -


  • Red Hat Open Stack 7
  • python-django-horizon


  • When my browser language setting is Japanese(horizon dashboard --> settings --> Language --> Ja) , 'Delete Image' Horizon operation failed, but the image was deleted actually.
2015-10-13 17:26:01,704 17287 ERROR django.request Internal Server Error: /dashboard/project/images/
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/django/core/handlers/", line 132, 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/horizon/", line 84, in dec
    return view_func(request, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/django/views/generic/", line 71, in view
    return self.dispatch(request, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/django/views/generic/", line 89, in dispatch
    return handler(request, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/horizon/tables/", line 223, in post
    return self.get(request, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/horizon/tables/", line 159, in get
    handled = self.construct_tables()
  File "/usr/lib/python2.7/site-packages/horizon/tables/", line 150, in construct_tables
    handled = self.handle_table(table)
  File "/usr/lib/python2.7/site-packages/horizon/tables/", line 125, in handle_table
    handled = self._tables[name].maybe_handle()
  File "/usr/lib/python2.7/site-packages/horizon/tables/", line 1640, in maybe_handle
    return self.take_action(action_name, obj_id)
  File "/usr/lib/python2.7/site-packages/horizon/tables/", line 1482, in take_action
    response = action.multiple(self, self.request, obj_ids)
  File "/usr/lib/python2.7/site-packages/horizon/tables/", line 302, in multiple
    return self.handle(data_table, request, object_ids)
  File "/usr/lib/python2.7/site-packages/horizon/tables/", line 827, in handle
    exceptions.handle(request, ignore=ignore)
  File "/usr/lib/python2.7/site-packages/horizon/", line 364, in handle
    six.reraise(exc_type, exc_value, exc_traceback)
  File "/usr/lib/python2.7/site-packages/horizon/tables/", line 817, in handle
    (self._get_action_name(past=True), datum_display))
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe3 in position 0: ordinal not in range(128)
  • When my browser language setting is English, 'Delete Image' Horizon operation succeeded.
  • Image create/delete via glance/openstack client work without problems.


- Update: /usr/lib/python2.7/site-packages/horizon/tables/

806       'Permission denied to %s: "%s"' %   <==

816       '%s: "%s"' % <==
817                          (self._get_action_name(past=True), datum_display))

- Restart  "httpd" service.

NOTE: Please take backup of file before updating it. If you have any confusion then please contact Red Hat Support.

Root Cause

  • This is a known issue being worked upon via bugzilla

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