When runnning One Care Tune up computer crashes / shuts off in the virus detection mode about 11% gets done.
HN
Please contact support for this problem.
How to reach support (FAQ) - http://forums.microsoft.com/WindowsOneCare/ShowPost.aspx?PostID=2421771&SiteID=2
It is either crashing due to a problem reading a specific file or location or a conflict with something else running when it accesses that file or location since it seems to be failing at about the same point.
-steve