>>>>>If your computer doesn't have a UPS, another prime cause of problems like that is a brownout or power bump. This is likely if it was a sudden complete restart with no logoff, and the event logs don't point to something else.
>>>>
>>>>Al,
>>>>
>>>>Why I'm not unable to even bring this Windows Update dialog?
>>>
>>>Like I asked before, what do your event logs say?
>>>
>>>Malware is probably the most common cause of an inability to get to Windows/Microsoft Update, while you can still get to other sites.
>>>
>>>In another message you mention VirtualBox. If you're hosting a guest OS on your machine, that creates another layer of complication.
>>
>>It's a bit depressing to look through all these error logs :(See attached pictures - I'm not sure why I'm seeing so many WMI errors.
>
>Are those host OS or VirtualBox guest OS errors?

All the errors are from the host OS (Vista). The VB is Windows XP.