Also note those errors in the cleanup forum are related to NSDsvc a fast boot tool of Lenovo.
If you start disabling startup items not HDD related of Lenovo does it go away?
Also a clean boot of Windows, does the errors and crashes stop, this eliminates all third party software?
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support.microsoft.com/kb/929135After reading the reports in the other topic I'd wager a 3rd party driver issue.
Crashes; is there any dumps you can post for a quick look over?
Configure the dump type
To configure startup and recovery options to use the small memory dump file, follow these steps.
Note Because there are several versions of Microsoft Windows, the following steps may be different on your computer. If they are, see your product documentation to complete these steps.
Click Start, point to Settings, and then click Control Panel.
Double-click System.
Click the Advanced tab, and then click Settings under Startup and Recovery.
In the Write debugging information list, click Small memory dump (64k).
To change the folder location for the small memory dump files, type a new path in the Dump File box (or in the Small dump directory box, depending on your version of Windows).
Off Microsoft - »
support.microsoft.com/kb/315263