problem during the execution of ceilometer-collector

when I try to execute the ceilometer-collector an error has been established:

root@majdi-Inspiron-N5110:/home/majdi/ceilometerd# ceilometer-collectorTraceback (most recent call last):
  File "/usr/local/bin/ceilometer-collector", line 5, in <module>
    pkg_resources.run_script('ceilometer==0', 'ceilometer-collector')
  File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 499, in run_script
    self.require(requires)[0].run_script(script_name, ns)
  File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 1235, in run_script
    execfile(script_filename, namespace, namespace)
  File "/usr/local/lib/python2.7/dist-packages/ceilometer-0-py2.7.egg/EGG-INFO/scripts/ceilometer-collector", line 30, in <module>
    prepare_service(sys.argv)
  File "/usr/local/lib/python2.7/dist-packages/ceilometer-0-py2.7.egg/ceilometer/service.py", line 33, in prepare_service
    cfg.CONF(argv[1:])
  File "/usr/local/lib/python2.7/dist-packages/ceilometer-0-py2.7.egg/ceilometer/openstack/common/cfg.py", line 1023, in __call__
    self._parse_config_files()
  File "/usr/local/lib/python2.7/dist-packages/ceilometer-0-py2.7.egg/ceilometer/openstack/common/cfg.py", line 1441, in _parse_config_files
    raise ConfigFileParseError(pe.filename, str(pe))
ceilometer.openstack.common.cfg.ConfigFileParseError: Failed to parse /etc/ceilometer-collector.conf: at /etc/ceilometer-collector.conf:1, Unexpected continuation line: ' [DEFAULT]'