This happens if the option "Hibernation File Cleaner" is selected when running Disk Cleanup.
To restore the hibernation feature, see:
The hybrid sleep feature and the hibernation feature in Windows Vista may become unavailable after you use the Disk Cleanup Tool:
http://support.microsoft.com/kb/928897
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Regards,
Ramesh Srinivasan, Microsoft MVP [Windows Shell/User]
Windows® Troubleshooting
http://www.winhelponline.com
"Five By Five" <> wrote in message news:Xns9A2E64D5C48525x55x5@207.46.248.16...
Can someone please tell me while using VHP's default selections for
cleaning the C drive that my Hibernate command disappears?
Isn't that much like going to the mechanic for maintenance and he returns
the car to you without doors, telling you the car is all fixed?