[Users] Can't start vm

Hi all, I created host from ovirt manager but when trying to run it's failing with the error, ==> vdsm.log <== Thread-180651::DEBUG::2012-03-12 13:42:12,482::vm::577::vm.Vm::(_startUnderlyingVm) vmId=`c13c4c09-f696-47e1-b8cd-8d499242e151`::_ongoingCreations released Thread-180651::ERROR::2012-03-12 13:42:12,482::vm::601::vm.Vm::(_startUnderlyingVm) vmId=`c13c4c09-f696-47e1-b8cd-8d499242e151`::The vm start process failed Traceback (most recent call last): File "/usr/share/vdsm/vm.py", line 567, in _startUnderlyingVm self._run() File "/usr/share/vdsm/libvirtvm.py", line 1306, in _run self._connection.createXML(domxml, flags), File "/usr/share/vdsm/libvirtconnection.py", line 82, in wrapper ret = f(*args, **kwargs) File "/usr/lib64/python2.6/site-packages/libvirt.py", line 2087, in createXML if ret is None:raise libvirtError('virDomainCreateXML() failed', conn=self) libvirtError: internal error Process exited while reading console log output: Supported machines are: pc RHEL 6.2.0 PC (alias of rhel6.2.0) Pythong version running is [root@ovirt ~]# python -V Python 2.7 Can anyone please suggest . TIA, Shantanu.