Version-Release number of selected component:
ansible-0.8-1.fc17

Additional info:
libreport version: 2.0.18
abrt_version:   2.0.18
cmdline:        /usr/bin/python /usr/bin/ansible-playbook -i hosts play.yml
kernel:         3.6.8-2.fc17.x86_64

backtrace:
:play.py:119:_load_tasks:TypeError: 'NoneType' object is not iterable
:
:Traceback (most recent call last):
:  File "/usr/bin/ansible-playbook", line 164, in <module>
:    sys.exit(main(sys.argv[1:]))
:  File "/usr/bin/ansible-playbook", line 135, in main
:    pb.run()
:  File "/usr/lib/python2.7/site-packages/ansible/playbook/__init__.py", line 170, in run
:    play = Play(self, play_ds, play_basedir)
:  File "/usr/lib/python2.7/site-packages/ansible/playbook/play.py", line 83, in __init__
:    self._tasks      = self._load_tasks(self._ds, 'tasks')
:  File "/usr/lib/python2.7/site-packages/ansible/playbook/play.py", line 119, in _load_tasks
:    for y in data:
:TypeError: 'NoneType' object is not iterable
:
:Local variables in innermost frame:
:include_file: u'tasks/common.yml'
:tasks: [{'include': 'tasks/common.yml'}]
:task_vars: {'include': 'vars/common.yml'}
:items: ['']
:self: <ansible.playbook.play.Play object at 0x16bdc08>
:results: []
:tokens: ['tasks/common.yml']
:item: ''
:mv: {'item': '', 'include': 'vars/common.yml'}
:x: {'include': 'tasks/common.yml'}
:data: None
:ds: {'tasks': [{'include': 'tasks/common.yml'}], 'hosts': 'single', 'vars': [{'include': 'vars/common.yml'}], 'handlers': None}
:keyname: 'tasks'