Open Stack

That kind of error indicates that some ml2 driver or ml2 plugin failed to
load.
You need to inspect neutron server log prior to the trace you are posting,
it should contain specific about the issue.

Thanks,
Eugene.



On Tue, Nov 5, 2013 at 8:31 PM, Ben Nemec <openstack at nemebean.com> wrote:

>  Please don't cross-post between openstack and openstack-dev.  Based on
> the bug you linked, this sounds like a probable configuration issue, so
> openstack would be the place for this.
>
> Thanks.
>
> -Ben
>
>
>
> On 2013-11-05 04:06, Trinath Somanchi wrote:
>
>  Hi –
>
>
>
> I configured Neutron with ML2 configuration. When I restart the service,
> the Neutron server fails with the following error.
>
>
>
> 2013-11-05 15:37:08.572 14048 INFO neutron.common.config [-] Config paste
> file: /etc/neutron/api-paste.ini
>
> 2013-11-05 15:37:08.574 14048 ERROR neutron.common.config [-] Unable to
> load quantum from configuration file /etc/neutron/api-paste.ini.
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config Traceback (most
> recent call last):
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config   File
> "/usr/lib/python2.7/dist-packages/neutron/common/config.py", line 144, in
> load_paste_app
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config     app =
> deploy.loadapp("config:%s" % config_path, name=app_name)
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config   File
> "/usr/lib/python2.7/dist-packages/paste/deploy/loadwsgi.py", line 247, in
> loadapp
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config     return
> loadobj(APP, uri, name=name, **kw)
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config   File
> "/usr/lib/python2.7/dist-packages/paste/deploy/loadwsgi.py", line 271, in
> loadobj
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config
> global_conf=global_conf)
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config   File
> "/usr/lib/python2.7/dist-packages/paste/deploy/loadwsgi.py", line 296, in
> loadcontext
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config
> global_conf=global_conf)
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config   File
> "/usr/lib/python2.7/dist-packages/paste/deploy/loadwsgi.py", line 320, in
> _loadconfig
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config     return
> loader.get_context(object_type, name, global_conf)
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config   File
> "/usr/lib/python2.7/dist-packages/paste/deploy/loadwsgi.py", line 408, in
> get_context
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config     object_type,
> name=name)
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config   File
> "/usr/lib/python2.7/dist-packages/paste/deploy/loadwsgi.py", line 587, in
> find_config_section
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config
> self.filename))
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config LookupError: No
> section 'quantum' (prefixed by 'app' or 'application' or 'composite' or
> 'composit' or 'pipeline' or 'filter-app') found in config
> /etc/neutron/api-paste.ini
>
> 2013-11-05 15:37:08.574 14048 TRACE neutron.common.config
>
> 2013-11-05 15:37:08.575 14048 ERROR neutron.service [-] Unrecoverable
> error: please check log for details.
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service Traceback (most recent
> call last):
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service   File
> "/usr/lib/python2.7/dist-packages/neutron/service.py", line 100, in
> serve_wsgi
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service     service.start()
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service   File
> "/usr/lib/python2.7/dist-packages/neutron/service.py", line 65, in start
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service     self.wsgi_app =
> _run_wsgi(self.app_name)
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service   File
> "/usr/lib/python2.7/dist-packages/neutron/service.py", line 109, in
> _run_wsgi
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service     app =
> config.load_paste_app(app_name)
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service   File
> "/usr/lib/python2.7/dist-packages/neutron/common/config.py", line 151, in
> load_paste_app
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service     raise
> RuntimeError(msg)
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service RuntimeError: Unable
> to load quantum from configuration file /etc/neutron/api-paste.ini.
>
> 2013-11-05 15:37:08.575 14048 TRACE neutron.service
>
>
>
>
>
> From Launchpad bugs, I noticed this is a Bug, with ID:
> https://bugs.launchpad.net/neutron/+bug/1210236
>
>
>
> Kindly help me how to fix this issue.
>
>
>
> Thanking you,
>
>
>
> --
>
> Trinath Somanchi - B39208
>
> trinath.somanchi at freescale.com | extn: 4048
>
>
>
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>
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