According to this, the faulty lines are in kern/disk.c, lines 196, 281 & 295
** Attachment added: "Grub output after ls" https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1316068/+attachment/4109325/+files/IMG_20140510_170007.jpg -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1316068 Title: error: disk 'hd0,msdos5' not found To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1316068/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs