Sorry I don't have any suggestions, but this thread has made me double check my Back-up routine....I dupe all the data files from each of my two machines to its partner over the Lan each night. Tempted now to put in a second HDD in each machine and set it to cross copy each every third night. Stuart -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads