I inspect the system and saw that Live CD installs grub boot loader on the raid partition NOT grub2 bootloader.
-- Unsuccessful grub2 install in amd64 alternate iso for karmic as of Oct 5 https://bugs.launchpad.net/bugs/444639 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs