Fix Virtualized Windows XP on VirtualBox 3.0 over Ubuntu 9.04
Configuration:
- Host OS > Ubuntu 9.04
- Guest OS > Windows XP
- VirutalBox > 3.0.0
Symptom: Windows XP crashes very frequently and the dump shows

As well as the message >
DRIVER_UNLOADED_WITHOUT_CANCELLING_PENDING_OPERATIONS
Solution:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Processor
Or
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Intelppm
And changing the ‘Start’ value to ’4′.
The detail @ http://blogs.msdn.com/virtual_pc…








