WARNING:xpcom:Python DOM script error
Traceback (most recent call last):
  File "G:\moz\xulrun\cvs\asterisk\xulrunner\python\nsdom\context.py", line 434, in ExecuteScript
    exec scriptObject in scopeObject
  File "chrome://xulsterisk/content/main.xul", line 23, in <module>
  File "G:\moz\xulrun\cvs\xulrunner\python\xpcom\components.py", line 194, in getService
    return serviceManager.getServiceByContractID(self.contractid, _get_good_iid(iid))
  File "<XPCOMObject method 'getServiceByContractID'>", line 3, in getServiceByContractID
xpcom.Exception: -2147221164 (NS_ERROR_FACTORY_NOT_REGISTERED)