2011-12-28 14:18:13,235 ERROR nova.api [96ac6d28-0688-45ac-8da5-64aac122ed04 novaadmin proj] Unexpected error raised: Error Unexpected error while running command.
Command: sudo chown 110 /var/lib/nova/instances/instance-00000001/console.fifo.out
Exit code: 1
Stdout: ''
Stderr: "chown: cannot access `/var/lib/nova/instances/instance-00000001/console.fifo.out': No such file or directory\n"
[u'Traceback (most recent call last):\n', u'  File "/usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py", line 620, in _process_data\n    rval = node_func(context=ctxt, **node_args)\n', u'  File "/usr/lib/python2.7/dist-packages/nova/
exception.py", line 98, in wrapped\n    return f(*args, **kw)\n', u'  File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1199, in get_console_output\n    output = self.driver.get_console_output(instance_ref)\n', u'  Fil
e "/usr/lib/python2.7/dist-packages/nova/exception.py", line 129, in wrapped\n    raise Error(str(e))\n', u'Error: Unexpected error while running command.\nCommand: sudo chown 110 /var/lib/nova/instances/instance-00000001/console.fifo.out
\nExit code: 1\nStdout: \'\'\nStderr: "chown: cannot access `/var/lib/nova/instances/instance-00000001/console.fifo.out\': No such file or directory\\n"\n']
(nova.api): TRACE: Traceback (most recent call last):
(nova.api): TRACE:   File "/usr/lib/python2.7/dist-packages/nova/api/ec2/__init__.py", line 348, in __call__
(nova.api): TRACE:     result = api_request.invoke(context)
(nova.api): TRACE:   File "/usr/lib/python2.7/dist-packages/nova/api/ec2/apirequest.py", line 78, in invoke
(nova.api): TRACE:     result = method(context, **args)
(nova.api): TRACE:   File "/usr/lib/python2.7/dist-packages/nova/api/ec2/cloud.py", line 920, in get_console_output
(nova.api): TRACE:     context, instance_id=instance_id)
(nova.api): TRACE:   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 1343, in get_console_output
(nova.api): TRACE:     instance_id)
(nova.api): TRACE:   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 969, in _call_compute_message
(nova.api): TRACE:     return rpc.call(context, queue, kwargs)
(nova.api): TRACE:   File "/usr/lib/python2.7/dist-packages/nova/rpc/__init__.py", line 45, in call
(nova.api): TRACE:     return get_impl().call(context, topic, msg)
(nova.api): TRACE:   File "/usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py", line 739, in call
(nova.api): TRACE:     rv = list(rv)
(nova.api): TRACE:   File "/usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py", line 703, in __iter__
(nova.api): TRACE:     raise result
(nova.api): TRACE: RemoteError: Error Unexpected error while running command.
(nova.api): TRACE: Command: sudo chown 110 /var/lib/nova/instances/instance-00000001/console.fifo.out
(nova.api): TRACE: Exit code: 1
(nova.api): TRACE: Stdout: ''