chkdsk /r will happen on the next startup, which your users could easily skip over giving the count down timer to cancel the chkdsk.<BR><BR>It just isn't worth it. Look for Disk errors in the eventlog ...
I've run <I>chkdsk /r</I> numerous times both from the Recovery Console and from within Windows, which just does it on the next reboot. I've also checked the drive with Western Digital's Data ...