Access denied in DOS prompt for Copy command

From: Geetha (anonymous_at_discussions.microsoft.com)
Date: 02/19/04


Date: Thu, 19 Feb 2004 09:57:46 -0800

It does not allow copy of any files into the other
partition drive ,access denied message is displayed.
I am trying to back up my files as my win2000 pro is
giving a unable to find device driver error...
p1100Vid.sys not found.