I found out that the problem is very concentrated on shuttle mother board see this topic : http://www.ubuntuforums.org/showthread.php?t=374782
We are 3 Shuttle users with 3 different models and maybe different drives. Maybe the on board controller isn't recognized properly ... -- [Feisty] Serial Ata drive not recognize in 2.6.20 https://launchpad.net/bugs/83313 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
