I have resolved the grub problem changing the sata connection of the hard disk into the mainboard.
-- Every type of feisty installation cd: boot stops with modprobe "abnormal exit" https://bugs.launchpad.net/bugs/106746 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs