[Users] guest agent service don't start after migration

[ovirt at qip.ru]

node fedora17
# uname -a
Linux kvm04 3.4.6-4.fc17.x86_64 #1 SMP Thu Jul 26 18:51:58 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
# rpm -q vdsm
vdsm-4.10.0-7.fc17.x86_64
# rpm -q libvirt
libvirt-0.9.11.4-3.fc17.x86_64
# rpm -q qemu-kvm
qemu-kvm-1.0.1-1.fc17.x86_64


guest win8r2 
service starting as LocalSystem

  <EventData>
    <Data>Traceback (most recent call last):
  File "win32serviceutil.pyc", line 806, in SvcRun
  File "OVirtGuestService.pyc", line 55, in SvcDoRun
  File "GuestAgentWin32.pyc", line 377, in __init__
  File "OVirtAgentLogic.pyc", line 55, in __init__
  File "VirtIoChannel.pyc", line 25, in __init__
  File "WinFile.pyc", line 30, in __init__
error: (2, 'CreateFile', '\xcd\xe5 \xf3\xe4\xe0\xe5\xf2\xf1\xff \xed\xe0\xe9\xf2\xe8 \xf3\xea\xe0\xe7\xe0\xed\xed\xfb\xe9 \xf4\xe0\xe9\xeb.')</Data>
  </EventData>


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