Openstack f5 plugin installation problem "No module named drivers.f5.plugin_driver"

Hello Tim Thanks a lot for your fast response. I've checked and I have the same lines in my neutron.conf and the message is still there.

2015-08-21 11:04:18.375 22831 ERROR neutron.services.service_base [-] Error loading provider 'neutron.services.loadbalancer.drivers.f5.plugin_driver.F5PluginDriver' for service LOADBALANCER 2015-08-21 11:04:18.375 22831 TRACE neutron.services.service_base Traceback (most recent call last): 2015-08-21 11:04:18.375 22831 TRACE neutron.services.service_base File "/usr/lib/python2.7/dist-packages/neutron/services/service_base.py", line 80, in load_drivers 2015-08-21 11:04:18.375 22831 TRACE neutron.services.service_base provider['driver'], plugin 2015-08-21 11:04:18.375 22831 TRACE neutron.services.service_base File "/usr/lib/python2.7/dist-packages/oslo_utils/importutils.py", line 38, in import_object 2015-08-21 11:04:18.375 22831 TRACE neutron.services.service_base return import_class(import_str)(*args, **kwargs) 2015-08-21 11:04:18.375 22831 TRACE neutron.services.service_base File "/usr/lib/python2.7/dist-packages/oslo_utils/importutils.py", line 27, in import_class 2015-08-21 11:04:18.375 22831 TRACE neutron.services.service_base __import__(mod_str) 2015-08-21 11:04:18.375 22831 TRACE neutron.services.service_base ImportError: No module named drivers.f5.plugin_driver 2015-08-21 11:04:18.375 22831 TRACE neutron.services.service_base

I didn't find the Neutron_LBaaS_F5BigIP_39.pdf yet, I will try this path now. If any new idea come up, don't hesitate in send it please. Thanks