A VERBATIM error message would help immensely.
In <lYV2e.863519$6l.194832@pd7tw2no>,
Canis lupus took 20 lines to utter:
>Recently Windows Explorer has started crashing randomly upon trying to open
>it (or other similar program such as Control Panel). It does not happen
>every time I try to open an explorer window but randomly, and as expected
>the explore shell also closes and reopens as it is designed to do.
>
>The error offset is different every time - I assume this means its probably
<snip>
--
Basic computer maintenance
http://uk.geocities.com/personel44/maintenance.html