Hi,

During installation of kilo version openstack with packstack, installation fails. This worked fine before and now i see following error:

# packstack --allinone

..............
..............
Adding Nagios server manifest entries                [ DONE ]
Adding Nagios host manifest entries                  [ DONE ]
Adding post install manifest entries                 [ DONE ]
Copying Puppet modules and manifests                 [ DONE ]
Applying 10.145.97.29_prescript.pp
**10.145.97.29_prescript.pp:                        [ ERROR ]          
Applying Puppet manifests                         [ ERROR ]
ERROR : Error appeared during Puppet run: 10.145.97.29_prescript.pp
Error: Could not find data item CONFIG_USE_SUBNETS in any Hiera data file and no default supplied at /var/tmp/packstack/411b335d189547d0a93244a99360bbce/manifests/10.145.97.29_prescript.pp:2 on node controller2**
You will find full trace in log /var/tmp/packstack/20151128-174957-PuR2aZ/manifests/10.145.97.29_prescript.pp.log
Please check log file /var/tmp/packstack/20151128-174957-PuR2aZ/openstack-setup.log for more information
Additional information:
 * A new answerfile was created in: /root/packstack-answers-20151128-174958.txt
 * Time synchronization installation was skipped. Please note that unsynchronized time on server instances might be problem for some OpenStack components.
 * File /root/keystonerc_admin has been created on OpenStack client host 10.145.97.29. To use the command line tools you need to source the file.
 * To access the OpenStack Dashboard browse to http://10.145.97.29/dashboard .
Please, find your login credentials stored in the keystonerc_admin in your home directory.
 * To use Nagios, browse to http://10.145.97.29/nagios username: nagiosadmin, password: 9ee1442847c049fb

log file shows:

log file /var/tmp/packstack/20151128-175216-RbPIAg/openstack-setup.log for more information
Could not find data item CONFIG_USE_SUBNETS in any Hiera data file and no default supplied at /var/tmp/packstack/5ce0d19d6f20484f84503ef0f8509d25/manifests/10.145.97.28_prescript.pp:2 on node localhost