Hello everybody and support team, Congratulations for your excellent products (TI9.1 and DD10.0 for me). My problem is the same as: https://www.wilderssecurity.com/showthread.php?t=120702&highlight=intel+ICH7R+raid5 For more informations: Motherboard: ASUS P5WD2-E PREMIUM Memory 2Gb Disk Controleur 82801GR/GH SATA RAID DESKTOP ICH7R/DH 4 Hard disk drive of 250 Gb SATA WD (same product) OS Win XP pro 32bit edition Events: 1) I had 3 HD drives and i'd like to have 4 HD 2) I did a backup of my OS partition on 2xDVDs with TI9.0 3) I put my fourth drive in my computer 4) I suppress my RAID5 volume 5) I create a new one with the fourth HD 6) I don't arrive to restaure my partition with my 2 DVD's. Please help me as soon as possible. At the moment I'have loose 3 days to find myself a solution. I hope you have one PS: sorry for my english, i'm french and my english is poor.