I didn't see you mention it but... have you tried plugging the Drives into another machine?
If you can - try runing some utilities on the drives too check for file corruption (maybe even try a chkdsk /F if possible - can't hurt to try). ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~
